CN216487643U

CN216487643U - High-frequency transformer framework

Info

Publication number: CN216487643U
Application number: CN202122421113.7U
Authority: CN
Inventors: 秦波
Original assignee: Kangding Electronics Co ltd
Current assignee: Kangding Electronics Co ltd
Priority date: 2021-10-08
Filing date: 2021-10-08
Publication date: 2022-05-10
Anticipated expiration: 2031-10-08

Abstract

The utility model discloses a high-frequency transformer framework, which comprises: the framework body is provided with a winding groove and an installation channel, the winding groove is used for winding a coil, and the installation channel is used for installing an iron core; the first wiring platform is arranged at the right end of the framework body, and the length of the first wiring platform in the front-back direction is greater than 26 mm; the second wiring platform is arranged at the left end of the framework body, corresponds to the first wiring platform in the left-right direction, and is wider than the first wiring platform in the left-right direction. The length of the arranged first wiring platform in the front-back direction is greater than 26mm, and the second wiring platform corresponds to the first wiring platform in the left-right direction, so that the wiring space between the first wiring platform and the second wiring platform is enlarged, the distance between wires can be larger during wiring, and the safety performance is better; in addition, because the width of the second terminal table in the left-right direction is larger than that of the first terminal table, the wiring space of the second terminal table is larger, and the safety is fully guaranteed.

Description

High-frequency transformer framework

Technical Field

The utility model relates to the technical field of transformer frameworks, in particular to a high-frequency transformer framework.

Background

The transformer framework is a supporting piece for winding a transformer coil.

The transformer framework comprises a framework body, a first wiring platform and a second wiring platform, wherein the first wiring platform and the second wiring platform are respectively connected to the left end and the right end of the framework body, the lengths of the first wiring platform and the second wiring platform of the conventional transformer framework are respectively 15mm-20mm, the wiring space is small, the distance between lines is short, and the transformer framework is unsafe when encountering high-frequency high-voltage current.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the utility model provides the high-frequency transformer framework, the lengths of the first wiring platform and the second wiring platform of the high-frequency transformer framework are more than 26mm, the wiring space is increased, and the safety distance is ensured.

According to an embodiment of the first aspect of the utility model, a high-frequency transformer bobbin comprises: the framework body is provided with a winding groove and an installation channel, the winding groove is used for winding a coil, and the installation channel is used for installing an iron core; the first wiring platform is arranged at the right end of the framework body, and the length of the first wiring platform in the front-back direction is greater than 26 mm; the second wiring platform sets up the left end of skeleton body, the second wiring platform corresponds in the left and right sides direction first wiring platform, the width of second wiring platform in the left and right sides direction is greater than the width of first wiring platform.

The high-frequency transformer framework provided by the embodiment of the utility model at least has the following beneficial effects: the length of the first wiring platform in the front-back direction is larger than 26mm, and the second wiring platform corresponds to the first wiring platform in the left-right direction, so that the wiring space between the first wiring platform and the second wiring platform is enlarged, the distance between wires can be larger during wiring, and the safety performance is better; in addition, because the width of the second terminal table in the left-right direction is larger than that of the first terminal table, the wiring space of the second terminal table is larger, and the safety is fully guaranteed.

According to some embodiments of the utility model, the upper end of the first wiring platform is connected with the framework body, the lower end of the first wiring platform is provided with a first wiring terminal, the first wiring terminal is arranged to facilitate connection of a lead-out wire, and in addition, the first wiring terminal is also convenient for external connection of other equipment or power supplies.

According to some embodiments of the utility model, two first wire passing grooves and two second wire passing grooves are arranged at the lower end of the first wiring platform, the two first wire passing grooves are symmetrical about the axis of the framework body, the two second wire passing grooves are arranged between the two first wire passing grooves, the two first wire passing grooves and the two second wire passing grooves divide the first wiring platform into five first mounting platforms, each first mounting platform is provided with a first wiring terminal, the structure is simple, the arranged first wire passing grooves and the arranged second wire passing grooves can not only facilitate the drawing of wiring, but also can separate the first wiring terminals, the creepage distance is increased, and the safety is ensured; in addition, the first wire passing grooves and the second wire passing grooves are symmetrically arranged, so that the manufacturing is more convenient, and the manufacturing difficulty is reduced.

According to some embodiments of the utility model, the second wire passing groove is provided with a partition board, the second wire passing groove can be divided into two wiring passages by the partition board, in addition, the specific surface area of the second wire passing groove can be increased, the creepage difficulty is increased, and the safety is ensured.

According to some embodiments of the utility model, the upper end of the second terminal block is connected to the framework body, the lower end of the second terminal block is provided with two third wire passing grooves, two fourth wire passing grooves and two fifth wire passing grooves, the two third wire passing grooves are symmetrical with respect to the axis of the framework body, the two fourth wire passing grooves are symmetrical with respect to the axis of the framework body, the two fifth wire passing grooves are arranged between the two fourth wire passing grooves, the two fourth wire passing grooves are arranged between the two third wire passing grooves, the two fourth wire passing grooves and the two fifth wire passing grooves divide the second terminal block into seven second mounting blocks, each second mounting block is provided with a second terminal, and the structure is simple, the third wire passing groove, the fourth wire passing groove and the fifth wire passing groove can be used for conveniently drawing and wiring, and can also be used for separating the second wiring terminal, so that the creepage distance is increased, and the safety is ensured; in addition, the seven second mounting platforms have more wiring positions, and wiring is convenient.

According to some embodiments of the present invention, two second terminals are connected to the middle one of the seven second mounting platforms, and the remaining second mounting platforms are respectively provided with one second terminal, and the two second terminals can be connected to two wires, so as to meet the wiring requirement and fully utilize the space of the second mounting platform.

According to some embodiments of the utility model, a containing area is defined by the right end of the second mounting platform and the right end of the fifth wire passing groove, at least one wire dividing block is arranged in the containing area, the wire dividing block divides the containing area into a plurality of wire passing channels, and the wire dividing block prevents two wires from being close to each other to generate sparks between the two wires and damage coils on the whole high-frequency transformer framework.

According to some embodiments of the utility model, the front end and the rear end of the first wiring platform are both provided with first extending steps, the front end and the rear end of the second wiring platform are both provided with second extending steps, and the first extending steps and the second extending steps are arranged to facilitate the high-frequency transformer framework to be fixed on equipment in a matched manner.

According to some embodiments of the utility model, the left end and the right end of the framework body are respectively provided with a mounting groove, the mounting grooves are used for being matched with the mounting channel to mount the iron core, the mounted mounting grooves are used for mounting silicon steel sheets, the silicon steel sheets are overlapped to form the iron core, and the mounting grooves can limit the silicon steel sheets and prevent the silicon steel sheets from being dispersed.

According to some embodiments of the utility model, the side wall of the upper end and the side wall of the lower end of the mounting groove are both provided with inclined surfaces, and the iron core is conveniently mounted through the inclined surfaces, and the first silicon steel sheet is conveniently cut into when the iron core is dismounted.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural diagram of a high-frequency transformer bobbin according to an embodiment of the present invention;

fig. 2 is a schematic structural view of the high-frequency transformer bobbin shown in fig. 1 from a bottom view;

fig. 3 is a bottom view of the high frequency transformer bobbin shown in fig. 1.

The framework comprises a framework body 100, a winding groove 110, an installation channel 120, an installation groove 130 and an inclined plane 131;

a first wiring platform 200, a first wire passing groove 210, a second wire passing groove 220, a partition 221, a first mounting platform 230, a first wiring terminal 240 and a first extension step 250;

the wire-guiding structure comprises a second wiring platform 300, a third wire-guiding groove 310, a fourth wire-guiding groove 320, a fifth wire-guiding groove 330, a second mounting platform 340, a second binding post 350, an accommodating area 360, a wire-guiding channel 361, a branching block 370 and a second extension step 380.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and more than, less than, more than, etc. are understood as excluding the present number, and more than, less than, etc. are understood as including the present number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.

Referring to fig. 1 to 3, a high frequency transformer bobbin includes: the framework body 100 is provided with a winding slot 110 and an installation channel 120, wherein the winding slot 110 is used for winding a coil, and the installation channel 120 is used for installing an iron core; a first terminal block 200 provided at the right end of the frame body 100, the first terminal block 200 having a length in the front-rear direction greater than 26 mm; and a second terminal block 300 disposed at a left end of the frame body 100, wherein the second terminal block 300 corresponds to the first terminal block 200 in the left-right direction, and a width of the second terminal block 300 in the left-right direction is greater than a width of the first terminal block 200. The length of the arranged first wiring platform 200 in the front-back direction is greater than 26mm, and the second wiring platform 300 corresponds to the first wiring platform 200 in the left-right direction, so that the wiring space between the first wiring platform 200 and the second wiring platform 300 is enlarged, the distance between wires can be larger during wiring, and the safety performance is better; in addition, since the width of the second terminal block 300 in the left-right direction is greater than that of the first terminal block 200, the wiring space of the second terminal block 300 is larger, and safety is sufficiently secured. It is to be noted that the length of the second terminal 300 is equal to the length of the first terminal 200, equal to a length not strictly in fractions of a millimetre, but in a minimum unit accurate to millimetres, rounded to a length in millimetres; the length of the terminal block of the former transformer framework is 15mm-20mm, the length is insufficient, the same number of terminals need to be squeezed more densely, which easily causes sparks generated in the using process, and finally causes the transformer to be scrapped, after the second terminal block 300 is widened, the coil lead wire wound with the second terminal block 350 is hung outside the second terminal block 350 through the corresponding wire passing groove, which is to enlarge the distance between the second terminal block 350 and the coil on the wire winding groove 110, so that the winding on the wire winding groove 110 can be prevented from being scalded by heat transfer during high-temperature soldering, it can be understood that the heights of the first terminal block 200 and the second terminal block 300 are both larger than 7.55mm, and the insulating tapes wrapped on the coil can be prevented from being scalded during soldering by the height arrangement of the first terminal block 200 and the second terminal block 300.

In some embodiments, the upper end of the first terminal block 200 is connected to the frame body 100, the lower end of the first terminal block 200 is provided with a first terminal 240, the first terminal 240 is arranged to facilitate connection of a lead-out wire, and in addition, the first terminal 240 also facilitates external connection of other equipment or a power supply.

In some embodiments, the lower end of the first wiring platform 200 is provided with two first wire passing grooves 210 and two second wire passing grooves 220, the two first wire passing grooves 210 are symmetrical about the axis of the framework body 100, the two second wire passing grooves 220 are arranged between the two first wire passing grooves 210, the two first wire passing grooves 210 and the two second wire passing grooves 220 divide the first wiring platform 200 into five first mounting platforms 230, each first mounting platform 230 is provided with a first wiring terminal 240, the structure is simple, the arranged first wire passing grooves 210 and the arranged second wire passing grooves 220 can facilitate drawing wiring, and can also separate the first wiring terminals 240, the creepage distance is increased, and the safety is ensured; in addition, the first wire passing grooves 210 and the second wire passing grooves 220 are symmetrically arranged, so that the manufacturing is more convenient, and the manufacturing difficulty is reduced.

In some embodiments, a partition 221 is disposed in the second wire passing groove 220, and the disposed partition 221 may divide the second wire passing groove 220 into two wiring passages, and may further increase a specific surface area of the second wire passing groove 220, increase a creepage difficulty, and ensure safety, where it is understood that the specific surface area refers to that, when the partition 221 exists, an inner surface area of the second wire passing groove 220 is increased, and a creepage distance between two wires is also increased, as can be seen from fig. 3, a wire distance between the first installation platform 230 located in the middle and the first installation platform 230 adjacent thereto is shorter, and the disposed partition 221 may separate the first installation platform 230 from the first installation platform, so as to ensure safety.

In some embodiments, the upper end of the second terminal block 300 is connected to the frame body 100, the lower end of the second terminal block 300 is provided with two third wire passing grooves 310, two fourth wire passing grooves 320 and two fifth wire passing grooves 330, the two third wire passing grooves 310 are symmetrical with respect to the axis of the frame body 100, the two fourth wire passing grooves 320 are symmetrical with respect to the axis of the frame body 100, the two fifth wire passing grooves 330 are arranged between the two fourth wire passing grooves 320, the two fourth wire passing grooves 320 are arranged between the two third wire passing grooves 310, the two fourth wire passing grooves 320 and the two fifth wire passing grooves 330 divide the second terminal block 300 into seven second mounting blocks 340, each second mounting block 340 is provided with a second terminal 350, the structure is simple, and the provided third wire passing grooves 310, fourth wire passing grooves 320 and fifth wire passing grooves 330 can facilitate the drawing of the connection, the second binding post 350 can also be separated, so that the creepage distance is increased, and the safety is ensured; in addition, the seven second mounting platforms 340 have more wiring positions, so that the wiring is convenient.

In some embodiments, two second terminals 350 are connected to the middle second mounting stage 340 of the seven second mounting stages 340, the remaining second mounting stages 340 are all provided with one second terminal 350, and the two second terminals 350 can be connected to two wires, so that the wiring requirement is met, and the space of the second mounting stage 340 is fully utilized.

In some embodiments, the right end of the second mounting platform 340 located in the middle and the right end of the fifth wire passing groove 330 define a containing area 360, at least one wire dividing block 370 is disposed in the containing area 360, the wire dividing block 370 divides the containing area 360 into a plurality of wire passing channels 361, and the wire dividing block 370 prevents the two wires from being close to each other to cause sparks between the two wires and damage coils on the whole high-frequency transformer framework.

In some embodiments, the front end and the rear end of the first connection platform 200 are both provided with the first extension step 250, the front end and the rear end of the second connection platform 300 are both provided with the second extension step 380, and the first extension step 250 and the second extension step 380 are arranged to facilitate the fitting and fixing of the high-frequency transformer framework on the equipment.

In some embodiments, the left end and the right end of the framework body 100 are provided with mounting grooves 130, the mounting grooves 130 are used for being matched with the mounting channel 120 to mount the iron core, the mounted mounting grooves 130 are used for mounting silicon steel sheets, the silicon steel sheets are overlapped to form the iron core, and the mounting grooves 130 can limit the silicon steel sheets to prevent the silicon steel sheets from being dispersed.

In some embodiments, the upper end side wall and the lower end side wall of the installation groove 130 are both provided with the inclined surface 131, the iron core is conveniently installed on the inclined surface 131, and the first silicon steel sheet is conveniently cut into when the iron core is removed.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.

Claims

1. A high frequency transformer former, comprising:

the framework body is provided with a winding groove and an installation channel, the winding groove is used for winding a coil, and the installation channel is used for installing an iron core;

the first wiring platform is arranged at the right end of the framework body, and the length of the first wiring platform in the front-back direction is greater than 26 mm;

the second wiring platform sets up the left end of skeleton body, the second wiring platform corresponds in the left and right sides direction first wiring platform, the width of second wiring platform in the left and right sides direction is greater than the width of first wiring platform.

2. The high frequency transformer former of claim 1, wherein: the upper end of the first wiring table is connected with the framework body, and a first wiring terminal is arranged at the lower end of the first wiring table.

3. The high frequency transformer former of claim 2, wherein: the lower extreme of first wiring platform is provided with two first wire passing grooves and two second wire passing grooves, two first wire passing grooves are about the axis symmetry of skeleton body, two the second wire passing grooves are arranged at two between the first wire passing grooves, two first wire passing grooves and two the second wire passing grooves will five first installation platforms are separated into to first wiring platform, every all be provided with first terminal on the first installation platform.

4. The high frequency transformer former of claim 3, wherein: and a partition plate is arranged in the second wire passing groove.

5. The high frequency transformer former of claim 1, wherein: the upper end of the second wiring platform is connected with the framework body, the lower end of the second wiring platform is provided with two third wire passing grooves, two fourth wire passing grooves and two fifth wire passing grooves, the two third wire passing grooves are symmetrical to the axis of the framework body, the two fourth wire passing grooves are symmetrical to the axis of the framework body, the two fifth wire passing grooves are arranged between the two fourth wire passing grooves, the two fourth wire passing grooves are arranged between the two third wire passing grooves, the two fourth wire passing grooves and the two fifth wire passing grooves divide the second wiring platform into seven second installation platforms, and each second installation platform is provided with a second wiring terminal.

6. The high frequency transformer former of claim 5, wherein: and two second binding posts are connected to the second mounting platform positioned in the middle of the seven second mounting platforms, and the rest second mounting platforms are provided with one second binding post.

7. The high frequency transformer former of claim 6, wherein: the right end of the second mounting platform and the right end of the fifth wire passing groove in the middle define a containing area, at least one wire distributing block is arranged in the containing area, and the containing area is divided into a plurality of wire passing channels by the wire distributing block.

8. The high frequency transformer former of claim 1, wherein: the front end and the rear end of the first wiring platform are provided with first extension steps, and the front end and the rear end of the second wiring platform are provided with second extension steps.

9. The high frequency transformer former of claim 1, wherein: the left end and the right end of skeleton body all are provided with the mounting groove, the mounting groove is used for cooperating installation passageway installs the iron core.

10. The high frequency transformer former of claim 9, wherein: the upper end side wall and the lower end side wall of the mounting groove are both inclined planes.