CN210443409U

CN210443409U - Plug-in mounting type transformer framework

Info

Publication number: CN210443409U
Application number: CN201922028606.7U
Authority: CN
Inventors: 张建敏
Original assignee: Zibo Tiancheng Electronic Technology Co Ltd
Current assignee: Zibo Tiancheng Electronic Technology Co Ltd
Priority date: 2019-11-22
Filing date: 2019-11-22
Publication date: 2020-05-01
Anticipated expiration: 2029-11-22

Abstract

A plug-in mounting type transformer framework belongs to the field of electronic component accessories. The winding post is characterized by comprising a winding post, wherein the front end of the winding post is provided with a front baffle, the rear end of the winding post is provided with a rear baffle, the winding post is provided with more than three annular insertion grooves, and intermediate partitions are inserted in the annular insertion grooves; placing a magnetic core in the cylindrical cavity of the winding post; the winding post is designed in a split mode and comprises a plurality of sub-posts which are fixedly inserted together; the inserting part of the branch column body is provided with an annular inserting groove; the middle partition board is in a split type design and comprises a middle-upper partition board and a middle-lower partition board, semicircular grooves are respectively formed in the middle parts of the middle-upper partition board and the middle-lower partition board, and the middle-upper partition board and the middle-lower partition board are fastened and fixed in the insertion grooves of the winding posts through the semicircular grooves. The utility model discloses can make things convenient for the wire winding and settle the magnetic core together with the mode combination of equipment is fixed, the skeleton specification can be adjusted in a flexible way, and structural design is more scientific and reasonable.

Description

Plug-in mounting type transformer framework

Technical Field

The utility model belongs to electronic components accessory field, concretely relates to cartridge formula transformer skeleton.

Background

The transformer is the most important component of the switching power supply, and is an important part for energy storage and transmission. With the continuous development of power supply technology, the miniaturization, high frequency and high power of power supply systems have become a constant research direction and development trend. The existing transformer framework is large in size and high in manufacturing cost, basically is integrally formed, the winding mode is single and fixed, and the winding and the magnetic core are inconvenient to install.

In view of this, the applicant designs a high-frequency transformer framework which can be combined and fixed together in an assembling mode, so that winding and magnetic core arrangement are facilitated, the specification of the framework can be flexibly adjusted, and the structural design is more scientific and reasonable.

Disclosure of Invention

The utility model aims to solve the technical problem that a cartridge formula transformer skeleton is provided, can make up fixedly together with the mode of equipment, make things convenient for the wire winding and settle the magnetic core, the skeleton specification can be adjusted in a flexible way, and structural design is more scientific and reasonable.

In order to solve the technical problem, the technical scheme of the utility model is that: the plug-in mounting type transformer framework is characterized by comprising a winding post, wherein a front separation blade is arranged at the front end of the winding post, a rear separation blade is arranged at the rear end of the winding post, more than three annular plug-in mounting grooves are formed in the winding post, and a middle partition plate is inserted in each annular plug-in mounting groove; the winding post is in a cylindrical shape with two open sections, a cylindrical cavity is arranged in the winding post, and a magnetic core is placed in the cylindrical cavity; the winding post is in a split type design and comprises a plurality of sub-posts which are fixedly inserted together; the inserting part of the branch column body is provided with an annular inserting groove; the middle partition board is in a split type design and comprises a middle-upper partition board and a middle-lower partition board, semicircular grooves are respectively formed in the middle parts of the middle-upper partition board and the middle-lower partition board, and the middle-upper partition board and the middle-lower partition board are fastened and fixed in the insertion grooves of the winding posts through the semicircular grooves.

Preferably, winding post insertion holes are formed in the middle parts of the front retaining pieces and the rear retaining pieces, and at least one retaining piece positioning insertion block is arranged on the inner wall of each winding post insertion hole; and two ends of the wrapping post are respectively provided with a positioning jack, two ends of the wrapping post are inserted and fixed in the wrapping post inserting holes of the front separation blade and the rear separation blade, and the positioning insertion block is inserted in the positioning jack.

Preferably, the sub-cylinder is a female cylinder or a male cylinder, positioning insertion holes are formed in two ends of the female cylinder, and middle positioning insertion blocks are formed in two ends of the male cylinder; the wrapping post is inserted in by female cylinder and public cylinder in turn and is linked together and the both ends of wrapping post are female cylinder.

Preferably, a plurality of terminal seats are arranged at the upper ends or the lower ends of the front partition plate and the rear partition plate, and the terminal seats are internally inserted with fixed contact pins.

Preferably, the buckling surfaces of the middle and upper partition plates and the middle and lower partition plates are respectively provided with a buckling buckle and a buckling clamping groove, and the middle and upper partition plates and the middle and lower partition plates are clamped and fixed together through the buckling buckle and the buckling clamping groove.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses can make things convenient for the wire winding and settle the magnetic core together with the mode combination of equipment is fixed, the skeleton specification can be adjusted in a flexible way, and structural design is more scientific and reasonable.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic structural view of the front baffle plate;

FIG. 3 is a schematic structural view of the winding post (without the annular insertion groove);

FIG. 4 is a schematic structural view of the winding post (provided with an annular insertion groove);

FIG. 5 is a schematic structural view of a winding post (composed of female posts and male posts alternately inserted and connected);

FIG. 6 is a schematic structural view of the intermediate partition;

in the figure: 1. a winding post; 1.1, a female cylinder; 1.2, a male cylinder;

2. inserting a pin; 3. a terminal block; 4. a rear baffle plate; 5. a front baffle plate; 6. a baffle positioning insertion block; 7. inserting holes for winding posts; 8. positioning the jack;

9. a middle partition plate; 9.1, an upper middle clapboard; 9.2, a middle lower clapboard;

10. a middle positioning insert block; 11. the groove is inserted in an annular manner; 12. buckling a buckle; 13. and (5) buckling the clamping groove.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in figures 1, 2 and 3, a cartridge formula transformer skeleton, including the wrapping post, the separation blade before the front end of wrapping post sets up, sets up the back separation blade at the rear end of wrapping post.

As shown in fig. 4, three or more annular insertion grooves are provided in the winding post, and intermediate partitions are inserted into the annular insertion grooves.

As shown in fig. 3, 4 or 5, the wrapping post is in a cylindrical shape with two open sections, a cylindrical cavity is arranged in the wrapping post, and a magnetic core is placed in the cylindrical cavity.

As shown in fig. 5, the winding post is of a split design, and includes a plurality of sub-posts, each of which is inserted and fixed together; the inserting part of the branch column body is provided with an annular inserting groove; the middle partition board is in a split type design and comprises a middle-upper partition board and a middle-lower partition board, semicircular grooves are respectively formed in the middle parts of the middle-upper partition board and the middle-lower partition board, and the middle-upper partition board and the middle-lower partition board are fastened and fixed in the insertion grooves of the winding posts through the semicircular grooves.

As shown in fig. 2, a winding post insertion hole is formed in the middle of the front baffle and the rear baffle, and at least one baffle positioning insertion block is arranged on the inner wall of the winding post insertion hole; and positioning jacks are respectively formed at two ends of the wrapping post, two ends of the wrapping post are inserted and fixed in the wrapping post inserting holes of the front separation blade and the rear separation blade, and the separation blade positioning inserting blocks are inserted in the positioning jacks.

As shown in fig. 5, the sub-cylinder is a female cylinder or a male cylinder, two ends of the female cylinder are provided with positioning insertion holes, and two ends of the male cylinder are provided with middle positioning insertion blocks; the wrapping post is inserted in by female cylinder and public cylinder in turn and is linked together and the both ends of wrapping post are female cylinder.

As shown in fig. 1, a plurality of terminal blocks are arranged at the upper ends or the lower ends of the front partition board and the rear partition board, and fixed pins are inserted into the terminal blocks.

As shown in fig. 6, the fastening surfaces of the middle and upper partition boards are respectively provided with a fastening buckle and a fastening groove, and the middle and upper partition boards are fastened and fixed together by the fastening buckle and the fastening groove.

The utility model discloses when using, at first assemble the branch cylinder of suitable quantity as required, form complete wrapping post. The middle partition board can be arranged in the inserting groove to form a gap. The front separation blade and the rear separation blade are installed at the two ends of the winding post, and after the winding post is wound, a magnetic core is inserted into the hollow winding post.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention. The technical solution of the present invention is not to be departed from, and any simple modification, equivalent change and modification made to the above embodiments according to the technical substance of the present invention still belong to the protection scope of the technical solution of the present invention.

Claims

1. A plug-in mounting type transformer framework is characterized by comprising a winding post, wherein a front separation blade is arranged at the front end of the winding post, a rear separation blade is arranged at the rear end of the winding post, more than three annular plug-in mounting grooves are formed in the winding post, and a middle partition plate is inserted in each annular plug-in mounting groove; the winding post is in a cylindrical shape with two open sections, a cylindrical cavity is arranged in the winding post, and a magnetic core is placed in the cylindrical cavity; the winding post is in a split type design and comprises a plurality of sub-posts which are fixedly inserted together; the inserting part of the branch column body is provided with an annular inserting groove; the middle partition board is in a split type design and comprises a middle-upper partition board and a middle-lower partition board, semicircular grooves are respectively formed in the middle parts of the middle-upper partition board and the middle-lower partition board, and the middle-upper partition board and the middle-lower partition board are fastened and fixed in the insertion grooves of the winding posts through the semicircular grooves.

2. A plug-in transformer skeleton according to claim 1, characterized in that: the middle parts of the front retaining piece and the rear retaining piece are provided with winding post insertion holes, and the inner wall of each winding post insertion hole is provided with at least one retaining piece positioning insertion block; and two ends of the wrapping post are respectively provided with a positioning jack, two ends of the wrapping post are inserted and fixed in the wrapping post inserting holes of the front separation blade and the rear separation blade, and the positioning insertion block is inserted in the positioning jack.

3. A plug-in transformer skeleton according to claim 2, characterized in that: the branch column body is a female column body or a male column body, positioning insertion holes are formed in two ends of the female column body, and middle positioning insertion blocks are arranged in two ends of the male column body; the wrapping post is inserted in by female cylinder and public cylinder in turn and is linked together and the both ends of wrapping post are female cylinder.

4. A plug-in transformer skeleton according to claim 3, characterized in that: the upper end or the lower end of the front partition board and the rear partition board is provided with a plurality of terminal seats, and fixed contact pins are inserted in the terminal seats.

5. The plug-in transformer bobbin of claim 4, wherein: the buckling surfaces of the middle and upper partition plates and the middle and lower partition plates are respectively provided with a buckling buckle and a buckling clamping groove, and the middle and upper partition plates and the middle and lower partition plates are clamped and fixed together through the buckling buckle and the buckling clamping groove.