Vertical flat transformer for high-power industrial control power supply
By designing a high-power industrial control power vertical flat-panel transformer, the structure of separating the core and winding modules is used to solve the problems of large volume and poor heat dissipation of existing transformers, achieving higher space utilization and better heat dissipation effect, and improving the stability and service life of the equipment.
Patent Information
- Application Number
- CN202421827017.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-30
- Publication Date
- 2025-06-13
- Estimated Expiration
- 2034-07-30
Smart Images
Figure CN222980271U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of transformers, in particular to a high-power industrial control power vertical flat transformer. Background Art
[0002] As a key device for power conversion and distribution, industrial control high-power transformers play an irreplaceable role in fields such as industrial automation, energy management, and power transmission. However, with the increasing demand for miniaturization, lightweight, and high efficiency of equipment in modern industry, the design and manufacture of existing industrial control high-power transformers face multiple challenges.
[0003] Traditional industrial control high-power transformers, especially those configurations that require multiple transformers in series for rectification, are large in volume and have high requirements for installation space. In space-constrained environments such as compact factory workshops or computer rooms, the installation and layout of these transformers become extremely difficult, restricting their application in specific scenarios. In addition, high-power transformers generate a large amount of heat during operation, and poor heat dissipation directly affects the stability and service life of the equipment. Current heat dissipation technologies often struggle to effectively solve the heat management problem under high-power operation while maintaining the miniaturization of the transformer, which has become a major bottleneck restricting the improvement of its performance. Summary of the Utility Model
[0004] The purpose of the utility model is to provide a high-power industrial control power vertical flat transformer for the above-mentioned deficiencies in the prior art.
[0005] The purpose of the utility model is achieved through the following technical solutions: A high-power industrial control power vertical flat transformer includes a first magnetic core and a second magnetic core arranged opposite to each other; the first magnetic core and the second magnetic core are respectively provided with a first core column and a second core column;
[0006] The high-power industrial control power vertical flat transformer further includes a first inner lining skeleton and a second inner lining skeleton; the first inner lining skeleton is provided with a first blocking column; the second inner lining skeleton is provided with a second blocking column; the first core column passes through the first blocking column; the second core column passes through the second blocking column;
[0007] A winding module is sleeved outside the first blocking column and the second blocking column.
[0008] The utility model is further arranged such that the winding module includes a primary winding and a secondary winding; the primary winding and the secondary winding are arranged side by side.
[0009] The utility model is further configured that the secondary winding includes a first secondary copper sheet, a second secondary copper sheet, a third secondary copper sheet and a fourth secondary copper sheet arranged side by side in sequence; the first lining skeleton is arranged between the first magnetic core and the first secondary copper sheet; the second lining skeleton is arranged between the second magnetic core and the fourth secondary copper sheet.
[0010] The utility model is further configured that the primary winding includes a first primary coil arranged side by side between the first secondary copper sheet and the second secondary copper sheet, a second primary coil arranged side by side between the second secondary copper sheet and the third secondary copper sheet, and a third primary coil arranged side by side between the third secondary copper sheet and the fourth secondary copper sheet.
[0011] The utility model is further configured such that the high-power industrial power supply vertical flat-plate transformer also includes a circuit board and an adapter board; the circuit board is connected to the adapter board; the circuit board is provided with a first wiring hole and a second wiring hole; the first primary coil, the second primary coil and the third primary coil are connected in parallel between the first wiring hole and the second wiring hole; the first secondary copper sheet, the second secondary copper sheet, the third secondary copper sheet and the fourth secondary copper sheet are respectively connected to the adapter board.
[0012] The utility model is further configured that the first secondary copper sheet includes a first positive pin and a first negative pin; the second secondary copper sheet includes a second positive pin and a second negative pin; the third secondary copper sheet includes a third positive pin and a third negative pin; the fourth secondary copper sheet includes a fourth positive pin and a fourth negative pin;
[0013] The circuit board is provided with an epoxy board; the epoxy board is provided between the adapter board and the secondary winding;
[0014] The first positive pin and the third positive pin are respectively arranged on one side of the epoxy board; the second positive pin and the fourth positive pin are respectively arranged on the other side of the epoxy board;
[0015] The first negative pin, the second negative pin, the third negative pin and the fourth negative pin are connected to the adapter board after passing through the epoxy board respectively.
[0016] The utility model is further configured such that the second negative pin and the fourth negative pin are respectively arranged on one side of the adapter board; the first negative pin and the third negative pin are respectively arranged on the other side of the adapter board;
[0017] One side of the adapter board is provided with a first make way groove for making way for the first positive pin and a third make way groove for making way for the third positive pin; the other side of the adapter board is provided with a second make way groove for making way for the second positive pin and a fourth make way groove for making way for the fourth positive pin.
[0018] The present utility model is further configured such that the adapter board is provided with a first buckle; the circuit board is provided with a first slot that cooperates with the first buckle; the epoxy board is provided with a second buckle; and the circuit board is provided with a second slot that cooperates with the second buckle.
[0019] The present utility model is further configured such that first extension arms are relatively provided on both sides of the first magnetic core; second extension arms are relatively provided on both sides of the second magnetic core; the first extension arms abut against the second extension arms; and the first extension arms, the second extension arms, the first magnetic core, and the second magnetic core are semi-surrounded outside the winding module.
[0020] First blocking arms are relatively provided on both sides of the first inner lining skeleton; second blocking arms are relatively provided on both sides of the second inner lining skeleton; the first blocking arms are provided between the first extension arms and the winding module; and the second blocking arms are provided between the second extension arms and the winding module.
[0021] The present utility model is further configured such that both the first inner lining skeleton and the second inner lining skeleton are provided with V-shaped bosses; both the first magnetic core and the second magnetic core are provided with V-shaped surfaces; and the V-shaped bosses are placed on the V-shaped surfaces.
[0022] The beneficial effects of the present utility model: By providing the first inner lining skeleton and the second inner lining skeleton, the first magnetic core, the second magnetic core, and the winding module are separated, thereby enabling a higher voltage and current to pass through; in addition, by integrating multiple primary windings and secondary windings, the number of transformers can be reduced, improving the space utilization rate. Description of the Drawings
[0023] The utility model is further described with reference to the accompanying drawings. However, the embodiments in the drawings do not constitute any limitation to the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained according to the following drawings.
[0024] Figure 1 is a schematic structural diagram of the present utility model;
[0025] Figure 2 is a schematic structural diagram of another perspective of the present utility model;
[0026] Figure 3 is a cross-sectional view of the present utility model;
[0027] Figure 4 is an exploded structural diagram of the present utility model;
[0028] Figure 5 is a schematic structural diagram of the cooperation of the first magnetic core, the second magnetic core, the first inner lining skeleton, and the second inner lining skeleton of the present utility model;
[0029] Figure 6It is an exploded view of the cooperation structure of the first magnetic core, the second magnetic core, the first inner lining skeleton and the second inner lining skeleton of the present utility model;
[0030] Figure 7 It is an exploded view of the cooperation structure of the adapter board, the circuit board and the epoxy board of the present utility model;
[0031] Wherein: 1. The first magnetic core; 11. The first core column; 12. The first extension arm; 13. The V-shaped surface; 2. The second magnetic core; 21. The second core column; 22. The second extension arm; 3. The first inner lining skeleton; 31. The first blocking column; 32. The first blocking arm; 33. The V-shaped boss; 4. The second inner lining skeleton; 41. The second blocking column; 42. The second blocking arm; 51. The first secondary copper sheet; 52. The second secondary copper sheet; 53. The third secondary copper sheet; 54. The fourth secondary copper sheet; 55. The first primary coil; 56. The second primary coil; 57. The third primary coil; 61. The circuit board; 62. The first wiring hole; 63. The second wiring hole; 64. The first card slot; 65. The second card slot; 66. The epoxy board; 67. The second buckle; 7. The adapter board; 71. The first relief groove; 72. The second relief groove; 73. The third relief groove; 74. The fourth relief groove; 75. The first buckle; 81. The first positive pin; 82. The second positive pin; 83. The third positive pin; 84. The fourth positive pin; 91. The first negative pin; 92. The second negative pin; 93. The third negative pin; 94. The fourth negative pin. Detailed implementation manners
[0032] The present utility model will be further described in conjunction with the following embodiments.
[0033] From Figures 1 to 7 it can be seen that a high-power industrial control power vertical flat transformer described in this embodiment includes a first magnetic core 1 and a second magnetic core 2 which are oppositely arranged; the first magnetic core 1 and the second magnetic core 2 are respectively provided with a first core column 11 and a second core column 21; wherein the first magnetic core 1 and the second magnetic core 2 are PQ series ferrite magnetic cores and are coated with an insulating layer on the surface;
[0034] The high-power industrial control power vertical flat transformer further includes a first inner lining skeleton 3 and a second inner lining skeleton 4; the first inner lining skeleton 3 is provided with a first blocking column 31; the second inner lining skeleton 4 is provided with a second blocking column 41; the first core column 11 is inserted into the first blocking column 31; the second core column 21 is inserted into the second blocking column 41;
[0035] A winding module is sleeved outside the first blocking column 31 and outside the second blocking column 41; wherein the first inner lining skeleton 3 and the second inner lining skeleton 4 are made of PM960 material.
[0036] Specifically, for the high-power industrial control power vertical flat transformer described in this embodiment, by providing the first inner lining skeleton 3 and the second inner lining skeleton 4, the first magnetic core 1, the second magnetic core 2 and the winding module are separated, thereby allowing higher voltages and currents to pass through. Additionally, by integrating multiple primary windings and secondary windings, the number of transformers can be reduced, improving the space utilization rate.
[0037] For the high-power industrial control power vertical flat transformer described in this embodiment, the winding module includes a primary winding and a secondary winding; the primary winding and the secondary winding are arranged side by side. For the high-power industrial control power vertical flat transformer described in this embodiment, the secondary winding includes a first secondary copper sheet 51, a second secondary copper sheet 52, a third secondary copper sheet 53 and a fourth secondary copper sheet 54 arranged side by side in sequence; the first inner lining skeleton 3 is arranged between the first magnetic core 1 and the first secondary copper sheet 51; the second inner lining skeleton 4 is arranged between the second magnetic core 2 and the fourth secondary copper sheet 54; wherein the surfaces of the first secondary copper sheet 51, the second secondary copper sheet 52, the third secondary copper sheet 53 and the fourth secondary copper sheet 54 are electroplated with matte tin. For the high-power industrial control power vertical flat transformer described in this embodiment, the primary winding includes a first primary coil 55 arranged side by side between the first secondary copper sheet 51 and the second secondary copper sheet 52, a second primary coil 56 arranged side by side between the second secondary copper sheet 52 and the third secondary copper sheet 53, and a third primary coil 57 arranged side by side between the third secondary copper sheet 53 and the fourth secondary copper sheet 54; wherein the first primary coil 55, the second primary coil 56 and the third primary coil 57 are formed by a multi-strand stranded wire including but not limited to a multi-strand stranded three-layer insulated wire / polyimide tape wrapped around a multi-strand stranded wheat wire to form a primary side coil.
[0038] Specifically, through the above settings in this embodiment, the first secondary copper sheet 51, the second secondary copper sheet 52, the third secondary copper sheet 53 and the fourth secondary copper sheet 54 are sheet metal prefabricated parts, and the first primary coil 55, the second primary coil 56 and the third primary coil 57 are wound coils; through the combination of the sheet metal prefabricated parts and the coils arranged side by side, the requirements can be met, the volume can be compressed, the processing cost can be reduced, the number of transformers can be reduced, the space utilization rate can be improved, and the heat dissipation requirements can be satisfied at the same time.
[0039] A vertical flat transformer for high-power industrial control power supply according to this embodiment, the vertical flat transformer for high-power industrial control power supply further includes a circuit board 61 and an adapter board 7; the circuit board 61 is connected to the adapter board 7; the circuit board 61 is provided with a first wiring hole 62 and a second wiring hole 63; the first primary coil 55, the second primary coil 56 and the third primary coil 57 are connected in parallel between the first wiring hole 62 and the second wiring hole 63; the first secondary copper sheet 51, the second secondary copper sheet 52, the third secondary copper sheet 53 and the fourth secondary copper sheet 54 are respectively connected to the adapter board 7.
[0040] Specifically, through the above settings, the overall structure is stable and reliable.
[0041] A vertical flat transformer for high-power industrial control power supply according to this embodiment, the first secondary copper sheet 51 includes a first positive pin 81 and a first negative pin 91; the second secondary copper sheet 52 includes a second positive pin 82 and a second negative pin 92; the third secondary copper sheet 53 includes a third positive pin 83 and a third negative pin 93; the fourth secondary copper sheet 54 includes a fourth positive pin 84 and a fourth negative pin 94;
[0042] The circuit board 61 is provided with an epoxy board 66; the epoxy board 66 is arranged between the adapter board 7 and the secondary winding;
[0043] The first positive pin 81 and the third positive pin 83 are respectively arranged on one side of the epoxy board 66; the second positive pin 82 and the fourth positive pin 84 are respectively arranged on the other side of the epoxy board 66;
[0044] The first negative pin 91, the second negative pin 92, the third negative pin 93 and the fourth negative pin 94 respectively pass through the epoxy board 66 and are connected to the adapter board 7.
[0045] Specifically, through the above settings, the first positive pin 81, the second positive pin 82, the third positive pin 83 and the fourth positive pin 84 can be arranged staggeredly, so as to effectively ensure the distance between each secondary copper sheet.
[0046] A vertical flat transformer for high-power industrial control power supply according to this embodiment, the second negative pin 92 and the fourth negative pin 94 are respectively arranged on one side of the adapter board 7; the first negative pin 91 and the third negative pin 93 are respectively arranged on the other side of the adapter board 7;
[0047] One side of the adapter board 7 is provided with a first relief groove 71 for making way for the first positive pin 81 and a third relief groove 73 for making way for the third positive pin 83; the other side of the adapter board 7 is provided with a second relief groove 72 for making way for the second positive pin 82 and a fourth relief groove 74 for making way for the fourth positive pin 84.
[0048] Specifically, through the above settings, the first negative pin 91, the second negative pin 92, the third negative pin 93, and the fourth negative pin 94 can be staggeredly arranged, so as to effectively ensure the distance between each secondary copper sheet.
[0049] In addition, by providing the first relief groove 71, the second relief groove 72, the third relief groove 73, and the fourth relief groove 74, sufficient distance is provided between each pin, and the overall structure is made compact and reliable.
[0050] For the high-power industrial control power vertical flat transformer described in this embodiment, the adapter board 7 is provided with a first buckle 75; the circuit board 61 is provided with a first card slot 64 that cooperates with the first buckle 75; the epoxy board 66 is provided with a second buckle 67; the circuit board 61 is provided with a second card slot 65 that cooperates with the second buckle 67. Through the above settings, it is convenient to disassemble and assemble the adapter board 7 and the circuit board 61, and the epoxy board 66 and the circuit board 61.
[0051] For the high-power industrial control power vertical flat transformer described in this embodiment, first extension arms 12 are relatively provided on both sides of the first magnetic core 1; second extension arms 22 are relatively provided on both sides of the second magnetic core 2; the first extension arms 12 are in contact with the second extension arms 22; the first extension arms 12, the second extension arms 22, the first magnetic core 1, and the second magnetic core 2 are semi-surrounded outside the winding module;
[0052] First blocking arms 32 are relatively provided on both sides of the first inner lining skeleton 3; second blocking arms 42 are relatively provided on both sides of the second inner lining skeleton 4; the first blocking arms 32 are provided between the first extension arms 12 and the winding module; the second blocking arms 42 are provided between the second extension arms 22 and the winding module.
[0053] Specifically, through the above settings, the overall structure is made stable and reliable, and the overall heat dissipation can be ensured; in addition, by providing the first blocking arms 32 and the second blocking arms 42, the first magnetic core 1, the second magnetic core 2, and the winding module can be separated, so that higher voltages and currents can be allowed to pass through.
[0054] For the high-power industrial control power vertical flat transformer described in this embodiment, both the first inner lining skeleton 3 and the second inner lining skeleton 4 are provided with V-shaped bosses 33; both the first magnetic core 1 and the second magnetic core 2 are provided with V-shaped surfaces 13; the V-shaped bosses 33 are placed on the V-shaped surfaces 13. Through the above settings, the overall structure is made stable and reliable.
[0055] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present utility model, rather than limiting the protection scope of the present utility model. Although the present utility model has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that the technical solutions of the present utility model can be modified or equivalently replaced without departing from the essence and scope of the technical solutions of the present utility model.
Claims
1. A high-power industrial power supply vertical flat-plate transformer, characterized in that: It comprises a first magnetic core and a second magnetic core which are arranged opposite to each other; the first magnetic core and the second magnetic core are respectively provided with a first core column and a second core column; The high-power industrial power supply vertical flat-plate transformer also includes a first lining frame and a second lining frame; the first lining frame is provided with a first blocking column; the second lining frame is provided with a second blocking column; the first core column is inserted into the first blocking column; the second core column is inserted into the second blocking column; Winding modules are disposed outside the first blocking column and outside the second blocking column.
2. A high-power industrial control power supply vertical flat-plate transformer according to claim 1, characterized in that: The winding module includes a primary winding and a secondary winding; the primary winding and the secondary winding are arranged side by side.
3. A high-power industrial control power supply vertical flat-plate transformer according to claim 2, characterized in that: The secondary winding includes a first secondary copper sheet, a second secondary copper sheet, a third secondary copper sheet and a fourth secondary copper sheet arranged side by side in sequence; the first lining skeleton is arranged between the first magnetic core and the first secondary copper sheet; the second lining skeleton is arranged between the second magnetic core and the fourth secondary copper sheet.
4. A high-power industrial control power supply vertical flat-plate transformer according to claim 3, characterized in that: The primary winding includes a first primary coil arranged side by side between a first secondary copper sheet and a second secondary copper sheet, a second primary coil arranged side by side between the second secondary copper sheet and a third secondary copper sheet, and a third primary coil arranged side by side between the third secondary copper sheet and a fourth secondary copper sheet.
5. A high-power industrial control power supply vertical flat-plate transformer according to claim 4, characterized in that: The high-power industrial power supply vertical flat-plate transformer also includes a circuit board and an adapter board; the circuit board is connected to the adapter board; the circuit board is provided with a first wiring hole and a second wiring hole; the first primary coil, the second primary coil and the third primary coil are connected in parallel between the first wiring hole and the second wiring hole; the first secondary copper sheet, the second secondary copper sheet, the third secondary copper sheet and the fourth secondary copper sheet are respectively connected to the adapter board.
6. A high-power industrial power supply vertical flat-plate transformer according to claim 5, characterized in that: The first secondary copper sheet includes a first positive pin and a first negative pin; the second secondary copper sheet includes a second positive pin and a second negative pin; the third secondary copper sheet includes a third positive pin and a third negative pin; the fourth secondary copper sheet includes a fourth positive pin and a fourth negative pin; The circuit board is provided with an epoxy board; the epoxy board is provided between the adapter board and the secondary winding; The first positive pin and the third positive pin are respectively arranged on one side of the epoxy board; the second positive pin and the fourth positive pin are respectively arranged on the other side of the epoxy board; The first negative pin, the second negative pin, the third negative pin and the fourth negative pin are connected to the adapter board after passing through the epoxy board respectively.
7. A high-power industrial control power supply vertical flat-plate transformer according to claim 6, characterized in that: The second negative pin and the fourth negative pin are respectively arranged on one side of the adapter board; the first negative pin and the third negative pin are respectively arranged on the other side of the adapter board; One side of the adapter board is provided with a first make way groove for making way for the first positive pin and a third make way groove for making way for the third positive pin; the other side of the adapter board is provided with a second make way groove for making way for the second positive pin and a fourth make way groove for making way for the fourth positive pin.
8. A high-power industrial control power supply vertical flat-plate transformer according to claim 6, characterized in that: The adapter plate is provided with a first buckle; the circuit board is provided with a first slot matched with the first buckle; the epoxy board is provided with a second buckle; the circuit board is provided with a second slot matched with the second buckle.
9. The high-power industrial control power supply vertical flat-plate transformer according to claim 1, characterized in that: First extension arms are disposed oppositely on two sides of the first magnetic core; second extension arms are disposed oppositely on two sides of the second magnetic core; the first extension arm abuts against the second extension arm; the first extension arm, the second extension arm, the first magnetic core and the second magnetic core are semi-enclosed outside the winding module; First blocking arms are disposed oppositely on both sides of the first lining frame; second blocking arms are disposed oppositely on both sides of the second lining frame; the first blocking arm is disposed between the first extension arm and the winding module; the second blocking arm is disposed between the second extension arm and the winding module.
10. The high-power industrial control power supply vertical flat-plate transformer according to claim 1, characterized in that: The first lining frame and the second lining frame are both provided with a V-shaped boss; the first magnetic core and the second magnetic core are both provided with a V-shaped surface; the V-shaped boss is built on the V-shaped surface.