Transformer capable of completely eradicating short circuit of peripheral elements

Abstract

The utility model discloses a transformer capable of completely eradicating short circuit of peripheral elements, which relates to the field of transformer design and comprises a framework and a magnetic core, the magnetic core is mounted on the outer side of the framework, twelve PINs sequenced according to Arabic numerals are mounted on the bottom side of the framework in an inlaying manner, and the PINs are mounted in the framework. The upper ends of the PINs are bent into right-angle shapes and extend out of the framework; wherein the PINs with the serial numbers of 1-8 are fixed on one side of the framework, the side edge of the framework is filled with epoxy resin glue, the upper ends of the PINs with the serial numbers of 1-8 are filled and covered with the epoxy resin glue, and the PINs with the serial numbers of 9-12 are fixed on the other side of the framework; the epoxy resin glue is used for filling and covering the PINs with the serial numbers of 1-8, the epoxy resin glue can effectively insulate, the high-voltage resistance of the transformer is improved, meanwhile, the situation of high-voltage breakdown can be avoided, and then peripheral electronic components are prevented from being influenced by high voltage.

Description

Technical Field

[0001] The utility model relates to the field of transformer design, in particular to a transformer capable of preventing short circuits of peripheral components. Background Art

[0002] A transformer is a device that uses the principle of electromagnetic induction to change the AC voltage. Its main components are the primary coil, the secondary coil and the iron core (magnetic core). The main functions are: voltage conversion, current conversion, impedance conversion, isolation, voltage stabilization (magnetic saturation transformer), etc. Transformers can be divided into: distribution transformers, power transformers, fully sealed transformers, combined transformers, dry-type transformers, oil-immersed transformers, single-phase transformers, electric furnace transformers, rectifier transformers, reactors, anti-interference transformers, lightning protection transformers, box-type transformer test transformers, corner transformers, high-current transformers, excitation transformers, etc. Transformers are basic equipment for power transmission and distribution, and are widely used in industry, agriculture, transportation, urban communities and other fields.

[0003] Existing transformers can only meet the high-voltage requirements of the product itself, but their ability to resist high voltage is poor, and they cannot meet the high-voltage requirements of the transformer and its peripheral components, causing the surrounding electronic components to be prone to short circuits, posing certain safety hazards. Utility Model Content

[0004] In order to overcome the above-mentioned shortcomings, the utility model provides a technical solution that can solve the above-mentioned problems.

[0005] A transformer capable of preventing short circuits of peripheral components, comprising a frame and a magnetic core, wherein the magnetic core is mounted on the outside of the frame, and 12 PIN pins arranged in Arabic numerals are inlaid on the bottom of the frame, wherein the upper ends of the PIN pins are bent into a right angle shape and extend out of the frame;

[0006] The PIN pins numbered 1-8 are fixed to one side of the skeleton, the side of the skeleton is filled with epoxy resin glue, the epoxy resin glue fills and covers the upper ends of the PIN pins numbered 1-8, and the PIN pins numbered 9-12 are fixed to the other side of the skeleton.

[0007] Further: a plurality of copper wire windings are wound and installed on the skeleton, and both ends of the copper wire windings are electrically connected and installed on PIN pins respectively. A baffle separating the plurality of copper wire windings is formed on the outer side of the skeleton, and an insulating tape is wound and installed on the outer side of the copper wire windings.

[0008] Furthermore: a safety clearance of 2 mm is left between the copper wire winding and the magnetic core.

[0009] Further: there are 7 copper wire windings, specifically including N1 winding, N2 winding, N3 winding, N4 winding, N5 winding, N6 winding and N7 winding. N1 winding, N2 winding, N3 winding, N4 winding, N5 winding, N6 winding and N7 winding are all wound and fixed on the skeleton by sparse winding.

[0010] Furthermore: the number of sparse windings of the N1 winding and the N6 winding is 15TS, and both ends of the N1 winding and the N6 winding are electrically connected to the PIN pins numbered 11 and 10 respectively.

[0011] Further: the number of turns of the insulating tape around the outside of the N1 winding is 3TS, and the number of turns of the insulating tape around the outside of the N6 winding is 2TS.

[0012] Further: the number of sparse windings of the N2 winding, the N3 winding, the N4 winding, the N5 winding, and the N7 winding is 12TS;

[0013] The two ends of the N2 winding are electrically connected to the PIN pins numbered 5 and 4 respectively;

[0014] The two ends of the N3 winding are electrically connected to the PIN pins numbered 6 and 3 respectively;

[0015] The two ends of the N4 winding are electrically connected to the PIN pins numbered 7 and 2 respectively;

[0016] The two ends of the N5 winding are electrically connected to the PIN pins numbered 8 and 1 respectively;

[0017] The two ends of the N7 winding are electrically connected to the PIN pins numbered 12 and 9 respectively.

[0018] Furthermore: the number of turns of the insulating tape on the outside of the N2 winding, N3 winding, N4 winding, and N7 winding is 2TS; the number of turns of the insulating tape on the outside of the N5 winding is 3TS.

[0019] Furthermore: the magnetic core adopts any one of the EF16 magnetic core and the PC44 magnetic core.

[0020] Furthermore: the skeleton adopts a PET skeleton.

[0021] Furthermore: the copper wire in the copper wire winding is 2UEW-F enameled wire.

[0022] Furthermore: the insulating tape is PZ-280 tape.

[0023] Furthermore: the epoxy resin glue adopts E500 epoxy glue.

[0024] Furthermore: the thickness of the baffle is 2 mm.

[0025] Compared with the prior art, the utility model has the following beneficial effects: the PIN pins numbered 1-8 are filled and covered with epoxy resin glue. When the transformer is installed on the circuit board, the epoxy resin glue can effectively insulate, thereby increasing the transformer's ability to resist high voltage and avoiding high voltage breakdown. This prevents surrounding electronic components from being affected by high voltage, eliminates the occurrence of short circuits, ensures its service life, and is safer.

[0026] In summary, after the utility model adjusts the structure of the transformer, the transformer product can improve the test standard during high-voltage testing, realize the high-voltage resistance of the transformer and prevent short circuits of peripheral components.

[0027] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0029] Figure 1 It is a main structural schematic diagram of the utility model;

[0030] Figure 2 It is a side view structural schematic diagram of the utility model;

[0031] Figure 3 It is a schematic diagram of the structure of the utility model when viewed from above;

[0032] Figure 4 It is a schematic diagram of the principle of the copper wire winding of the utility model;

[0033] Figure 5 It is a schematic diagram of the installation structure of the copper wire winding of the utility model.

[0034] As shown in the figure: 1. Skeleton; 2. Magnetic core; 3. PIN pins; 4. Epoxy resin glue; 5. Copper wire winding; 51. N1 winding; 52. N2 winding; 53. N3 winding; 54. N4 winding; 55. N5 winding; 56. N6 winding; 57. N7 winding; 6. Baffle; 7. Insulating tape; 8. Safety spacing. DETAILED DESCRIPTION

[0035] The technical solution of the present utility model will be clearly and completely described below in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present utility model, rather than all of the embodiments.

[0036] The components of the embodiments of the present invention generally described and shown in the drawings herein can be arranged and designed in various different configurations. Therefore, the following detailed description of the embodiments of the present invention provided in the drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the present invention.

[0037] Based on the embodiments of the present utility model, all other embodiments obtained by ordinary technicians in the field without making any creative work shall fall within the scope of protection of the present utility model.

[0038] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0039] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0040] like Figure 1-5 As shown, the utility model is a transformer capable of preventing short circuit of peripheral components, comprising a frame 1 and a magnetic core 2, wherein the magnetic core 2 is mounted on the outside of the frame 1, and 12 PIN pins 3 arranged in Arabic numerals are embedded and mounted on the bottom side of the frame 1, wherein the upper ends of the PIN pins 3 are bent into a right angle shape and extend out of the frame 1;

[0041] The PIN pins 3 with serial numbers 1-8 are fixed to one side of the frame 1, the side of the frame 1 is filled with epoxy resin glue 4, the epoxy resin glue 4 fills and covers the upper ends of the PIN pins 3 with serial numbers 1-8, and the PIN pins 3 with serial numbers 9-12 are fixed to the other side of the frame 1;

[0042] The principle is: use epoxy resin glue 4 to fill and cover the PIN pins 3 with serial numbers 1-8. When the transformer is installed on the circuit board, the epoxy resin glue 4 can effectively insulate, increase the transformer's ability to resist high voltage, and avoid high voltage breakdown at the same time, thereby preventing the surrounding electronic components from being affected by the high voltage, eliminating the occurrence of short circuits, ensuring its service life, and making it safer.

[0043] Furthermore: a plurality of copper wire windings 5 ​​are wound and installed on the skeleton 1, and the two ends of the copper wire windings 5 ​​are electrically connected and installed on the PIN pins 3 respectively. A baffle 6 is formed on the outer side of the skeleton 1 to separate the plurality of copper wire windings 5, and an insulating tape 7 is wound and installed on the outer side of the copper wire windings 5; the settings of the baffle 6 and the insulating tape 7 can enable the transformer to withstand higher voltages, the transformer itself has higher stability, and can effectively prevent short circuits.

[0044] Furthermore: a safety spacing 8 of 2 mm is left between the copper wire winding 5 and the magnetic core 2; the setting of the safety spacing 8 can improve the stability of the transformer.

[0045] Further: there are 7 copper wire windings 5, specifically including N1 winding 51, N2 winding 52, N3 winding 53, N4 winding 54, N5 winding 55, N6 winding 56 and N7 winding 57. N1 winding 51, N2 winding 52, N3 winding 53, N4 winding 54, N5 winding 55, N6 winding 56 and N7 winding 57 are all wound and fixed on the skeleton 1 by sparse winding; they have the characteristics of high stability.

[0046] Further: the sparse winding number of the N1 winding 51 and the N6 winding 56 is 15TS, and the two ends of the N1 winding 51 and the N6 winding 56 are electrically connected to the PIN pins 3 of the serial numbers 11 and 10 respectively; the number of windings of the insulating tape 7 on the outside of the N1 winding 51 is 3TS, and the number of windings of the insulating tape 7 on the outside of the N6 winding 56 is 2TS; the sparse winding number of the N2 winding 52, the N3 winding 53, the N4 winding 54, the N5 winding 55, and the N7 winding 57 is 12TS; the two ends of the N2 winding 52 are electrically connected to the PIN pins 3 of the serial numbers 11 and 10 respectively; The two ends of the N3 winding 53 are electrically connected to the PIN pins 3 of the number 6 and the number 3 respectively; the two ends of the N4 winding 54 are electrically connected to the PIN pins 3 of the number 7 and the number 2 respectively; the two ends of the N5 winding 55 are electrically connected to the PIN pins 3 of the number 8 and the number 1 respectively; the two ends of the N7 winding 57 are electrically connected to the PIN pins 3 of the number 12 and the number 9 respectively; the above wiring method can be used to achieve stable operation of the transformer without causing short circuit when subjected to high voltage.

[0047] Furthermore: the number of turns of the insulating tape 7 on the outside of the N2 winding 52, the N3 winding 53, the N4 winding 54, and the N7 winding 57 is 2TS; the number of turns of the insulating tape 7 on the outside of the N5 winding 55 is 3TS; thereby, the insulating tape 7 has a good insulation effect.

[0048] Further: the magnetic core 2 adopts any one of the EF16 magnetic core and the PC44 magnetic core; the skeleton 1 adopts the PET skeleton; the copper wire in the copper wire winding 5 adopts 2UEW-F enameled wire; the insulating tape 7 adopts PZ-280 tape; the epoxy resin glue 4 adopts E500 epoxy glue; the thickness of the baffle 6 is 2mm.

[0049] This embodiment does not impose any formal restrictions on the shape, material, structure, etc. of the utility model. Any simple modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the utility model are within the protection scope of the technical solution of the utility model.

Claims

1. A transformer capable of preventing short circuits of peripheral components, comprising a frame and a magnetic core, wherein the magnetic core is mounted on the outside of the frame, and 12 PIN pins arranged in Arabic numerals are embedded and mounted on the bottom of the frame, wherein the upper ends of the PIN pins are bent into a right angle shape and extend out of the frame; Features: The PIN pins numbered 1-8 are fixed to one side of the skeleton, the side of the skeleton is filled with epoxy resin glue, the epoxy resin glue fills and covers the upper ends of the PIN pins numbered 1-8, and the PIN pins numbered 9-12 are fixed to the other side of the skeleton.

2. A transformer capable of preventing short circuits of peripheral components according to claim 1, characterized in that: A plurality of copper wire windings are wound and installed on the frame, and two ends of the copper wire windings are respectively electrically connected and installed on PIN pins. A baffle separating the plurality of copper wire windings is formed on the outer side of the frame, and an insulating tape is wound and installed on the outer side of the copper wire windings.

3. A transformer capable of preventing short circuits of peripheral components according to claim 2, characterized in that: A safety clearance of 2 mm is left between the copper wire winding and the magnetic core.

4. A transformer capable of preventing short circuits of peripheral components according to any one of claims 1 to 3, characterized in that: The magnetic core is any one of an EF16 magnetic core and a PC44 magnetic core.

5. A transformer capable of preventing short circuits of peripheral components according to any one of claims 1 to 3, characterized in that: The skeleton adopts a PET skeleton.

6. A transformer capable of preventing short circuits of peripheral components according to any one of claims 2 to 3, characterized in that: The copper wire in the copper wire winding is 2UEW-F enameled wire.

7. A transformer capable of preventing short circuits of peripheral components according to any one of claims 2 to 3, characterized in that: The insulating tape is PZ-280 tape.

8. A transformer capable of preventing short circuits of peripheral components according to claim 2, characterized in that: The epoxy resin glue is E500 epoxy glue, and the thickness of the baffle is 2 mm.

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