CN209804427U - Electronic transformer of wireless coil - Google Patents

Abstract

The utility model discloses a wireless frame coil electronic transformer, wherein, including first magnetic core, second magnetic core, wireless frame coil, resin slabs, first magnetic core set up in the upside of second magnetic core, first magnetic core towards one side of second magnetic core with the second magnetic core towards one side of first magnetic core all is equipped with fixedly wireless frame coil's magnetic core center pillar, the second magnetic core deviate from in the both ends of first magnetic core one side are all installed the resin slabs, wireless frame coil includes multilayer coil, every layer between the coil, inlayer coil inner wall, skin the coil periphery all is equipped with the insulating layer, the lead-out wire at coil both ends is fixed in both ends respectively on the resin slabs.

Description

Electronic transformer of wireless coil

Technical Field

The utility model relates to a coil electronic transformer field, concretely relates to wireless rack coil electronic transformer.

Background

an electronic transformer usually uses conductor copper wires and insulating adhesive tapes to wind a wire frame with a fixing function, a magnetic core generating a magnetic field is added on the outer side of the wire frame, bakelite or plastic is generally used as the wire frame under the working conditions of low power and low current, copper wires and insulating adhesive tapes are wound on the wire frame, then the copper wires are welded on pins of the wire frame, but the wire frame has a certain thickness to meet the installation regulation during molding, a certain winding space is occupied, the diameter of the pins cannot be too thick due to the condition limitation, generally within 1.0mm, so that the copper wires cannot be wound and welded on the pins under certain conditions and cannot be used under the high current condition, meanwhile, the wire frame is larger, the thicker copper wires are easy to damage during manufacturing, the material waste is caused, in addition, the operation mode of the wire frame at present can occupy a certain winding space, and the thicker copper wires are easy to damage during manufacturing, has certain limitation and cannot be used under the condition of large current.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a wireless frame coil electronic transformer, can add the insulating layer between the coil and have prevent to take place with the bad condition of magnetic core high pressure, support and fix the incoming and outgoing line shaping, satisfy the demand of inserting the PCB board, fix the incoming and outgoing line on the PCB board, reduced the restriction of line frame to the solution is being applied to the unsuitable problem of line frame under the heavy current, simple structure, convenient to use, the defect that leads to for solving prior art.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a wireless rack coil electronic transformer, wherein, includes first magnetic core, second magnetic core, wireless rack coil, resin plate, first magnetic core set up in the upside of second magnetic core, first magnetic core towards one side of second magnetic core with the second magnetic core towards one side of first magnetic core all is equipped with fixedly wireless rack coil's magnetic core center pillar, the second magnetic core deviate from in the both ends of first magnetic core one side are all installed the resin plate, wireless rack coil includes multilayer coil, every layer between the coil, inlayer coil inner wall, skin the coil periphery all is equipped with the insulating layer, the lead-out wire at coil both ends is fixed in respectively at both ends on the resin plate.

In the above wireless frame coil electronic transformer, one side of the first magnetic core facing the second magnetic core and one side of the second magnetic core facing the first magnetic core are both provided with fixing slots for placing the magnetic core center pillars.

In the above wireless coil electronic transformer, the resin plate is mounted on the fixing groove of the second magnetic core.

In the electronic transformer with the wireless coil, the resin plate is fixed to the fixing groove of the second magnetic core through epoxy black glue.

In the electronic transformer with the coil without the bobbin, the resin plate is an epoxy resin plate.

In the electronic transformer with the wireless coil, the insulating layer is a single-layer or multi-layer insulating tape.

According to the aforesaid the utility model relates to a technical scheme effect that wireless overhead coil electronic transformer provided is:

The insulating layer is additionally arranged between the coils, the phenomenon of poor high voltage of the magnetic core is prevented, the supporting and fixing incoming and outgoing lines are formed, the requirement of inserting the PCB is met, the incoming and outgoing lines are fixed on the PCB, the limitation of a line frame is reduced, the problem that the line frame is not applicable when being applied to large current is solved, and the coil frame is simple in structure and convenient to use.

Drawings

Fig. 1 is a schematic diagram of a front view structure of a wireless coil electronic transformer according to the present invention;

Fig. 2 is a schematic diagram of a top view structure of the electronic transformer with no bobbin coil of the present invention.

wherein the reference numbers are as follows:

A first core 101, a second core 102, a wireless frame coil 103, a resin plate 104, and a lead wire 105.

Detailed Description

In order to make the technical means, the inventive features, the objectives and the functions of the present invention easy to understand, the present invention will be further described with reference to the following specific drawings.

it should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve.

Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.

The utility model discloses a preferred embodiment provides a wireless coil electronic transformer, and the purpose is add the insulating layer between the coil and has and prevent to take place with the bad condition of magnetic core high pressure, supports and fixes the incoming and outgoing line shaping, satisfies the demand of inserting the PCB board, fixes the incoming and outgoing line on the PCB board, has reduced the restriction of line frame to the solution is being applied to the inapplicable problem of line frame under the heavy current, simple structure, convenient to use.

As shown in fig. 1-2, a wireless frame coil electronic transformer includes a first magnetic core 101, a second magnetic core 102, a wireless frame coil 103, and a resin plate 104, where the first magnetic core 101 is disposed on the upper side of the second magnetic core 102, a magnetic core center pillar for fixing the wireless frame coil 103 is disposed on both sides of the first magnetic core 101 facing the second magnetic core 102 and the second magnetic core 102 facing the first magnetic core 101, the resin plate 104 is disposed on both ends of the second magnetic core 102 facing away from the first magnetic core 101, the wireless frame coil 103 includes multiple layers of coils, insulating layers are disposed between each layer of coils, on the inner wall of the inner layer of coils, and on the periphery of the outer layer of coils, and lead wires 105 at both ends of the coils are respectively fixed on the resin plates 104 at both ends.

When winding a coil, firstly coating an insulating layer on the reverse side of a coil holder, wherein the glue layer of the insulating layer is on the upper side, then starting to wind the coil on the glue layer, wrapping the coil with the insulating layer on the front side after finishing a circle, and winding a multi-layer coil according to the method, at the moment, because a bottom coil is fixed by the glue layer, the coil cannot be loosened, the insulating layer is separated between every two layers of coils, the short circuit or the poor high voltage of the coil can be prevented, the insulating layer is wrapped on the periphery of the outermost coil, the poor high voltage of a magnetic core can be effectively prevented, after the winding is finished, the coil is taken down from the coil holder to be made into the coil 103 without the coil holder, and because the insulating layer is.

The embodiment provides a pair of wireless frame coil electronic transformer, the first magnetic core 101 that adopts all is equipped with the fixed slot of placing the magnetic core center pillar towards one side of second magnetic core 102 and one side of second magnetic core 102 towards first magnetic core 101, the magnetic core center pillar can adopt the multistage mode, can adorn wireless frame coil 103 and second magnetic core 102 back repacking earlier, can bond with the double-sided tape of different thickness between the magnetic core center pillar, with adjustment product inductance value, satisfy the demand of different circuits, application scope is wider.

In the electronic transformer for the wireless coil according to the present embodiment, the resin plate 104 is mounted on the fixing groove of the second magnetic core 102.

In the electronic transformer for the wireless coil according to this embodiment, the resin plate 104 is fixed to the fixing groove of the second magnetic core 102 by epoxy black glue.

In the electronic transformer for the wireless rack coil, the resin plate 104 is an epoxy resin plate, and the epoxy resin plate 104 and the second magnetic core 102 are baked and fixed by epoxy glue, then the outgoing line 105 of the wound wireless rack coil 103 is inserted into the hole of the epoxy resin plate 104, the wireless rack coil 103 is sleeved on the magnetic core center pillar of the second magnetic core 102, the magnetic core center pillar of the first magnetic core 101 penetrates through the middle part of the wireless rack coil 103, after the assembly, epoxy black glue is put between the first magnetic core 101 and the second magnetic core 102, and the first magnetic core 101 and the second magnetic core 102 are fixedly connected after baking;

the outgoing line 105 of the manufactured electronic transformer of the wireless coil can be directly welded with a PCB without the limitation of a coil holder, so that the problem that the coil holder is not applicable when being applied to high current can be solved.

In the electronic transformer for the coil without the wire frame, the insulating layer is a single-layer or multi-layer insulating tape.

To sum up, the utility model discloses a wireless overhead coil electronic transformer can add the insulating layer between the coil and have and prevent to take place with the bad condition of magnetic core high pressure, supports and fixes the incoming and outgoing line shaping, satisfies the demand that inserts the PCB board, fixes the incoming and outgoing line on the PCB board, has reduced the restriction of line frame to the solution is being applied to the unsuitable problem of frame under the heavy current, simple structure, convenient to use.

The above description has been made of specific embodiments of the present invention. It is to be understood that the invention is not limited to the particular embodiments described above, and that devices and structures not described in detail are understood to be implemented in a manner common in the art; various changes or modifications may be made by those skilled in the art within the scope of the appended claims without departing from the spirit of the invention.

Claims (6)

1. The utility model provides a wireless rack coil electronic transformer, its characterized in that, includes first magnetic core, second magnetic core, wireless frame coil, resin slabs, first magnetic core set up in the upside of second magnetic core, first magnetic core towards one side of second magnetic core with the second magnetic core towards one side of first magnetic core all is equipped with fixedly wireless frame coil's magnetic core center pillar, the second magnetic core deviate from in the both ends of first magnetic core one side are all installed the resin slabs, wireless frame coil includes multilayer coil, every layer between the coil, inlayer coil inner wall, skin the coil periphery all is equipped with the insulating layer, the lead-out wire at coil both ends is fixed in both ends respectively on the resin slabs.

2. The wireless frame coil electronic transformer of claim 1, wherein the side of the first core facing the second core and the side of the second core facing the first core are provided with fixing slots for placing the center posts of the core.

3. The wireless coil electronic transformer as claimed in claim 2, wherein said resin plate is mounted at said fixing groove of said second core.

4. The wireless coil electronic transformer as claimed in claim 3, wherein the resin plate is fixed at the fixing groove of the second core by epoxy black glue.

5. The bobbin-less electronic transformer according to claim 4, wherein the resin board is an epoxy board.

6. The wireless coil electronic transformer of claim 1, wherein the insulating layer is a single layer or a multilayer insulating tape.