CN111785479A

CN111785479A - Easy-to-install switching power supply transformer

Info

Publication number: CN111785479A
Application number: CN202010663877.4A
Authority: CN
Inventors: 吴早荣
Original assignee: Zhangjiagang Xinfeng Electromechanical Co ltd
Current assignee: Zhangjiagang Xinfeng Electromechanical Co ltd
Priority date: 2020-07-10
Filing date: 2020-07-10
Publication date: 2020-10-16

Abstract

The invention discloses an easy-to-install switching power supply transformer, which comprises a power supply transformer body, wherein the power supply transformer body is provided with a winding frame, an iron core, a first winding and a second winding, an upper shell and a lower shell are arranged outside the iron core, fastening plates are transversely formed by extending two ends of the lower shell, fastening pieces are arranged on the fastening plates, holes are formed in the corresponding fixing plates transversely extending two ends of the upper shell, a first flow channel is arranged in the top wall of the upper shell, a second flow channel is arranged in the lower shell, the inlet of the second flow channel is positioned on the top surface of the end part of the lower shell and corresponds to the outlet of the first flow channel, the outlet of the second flow channel is positioned on the other end part of the lower shell, a third flow channel is arranged on the corresponding limiting groove bottom wall, the inlet of the third flow channel corresponds to the outlet of the second flow channel, the outlet of the third flow channel is arranged on the side wall of, the stability is good, and the upper and lower shells are internally provided with a flow passage, and cooling water is introduced to improve heat dissipation.

Description

Easy-to-install switching power supply transformer

Technical Field

The invention relates to the technical field of switching power supply transformers, in particular to an easily-installed switching power supply transformer.

Background

The patent: an easy-to-install switching power supply transformer, authorizes bulletin number: CN210052608U, it fixes the iron core with the upper and lower shell structure, the upper and lower shells are fixed in a concave-convex fit embedded manner, and the heat conducting plate is installed to improve the heat dissipation, but during the use process, it is found that the connection between the upper and lower shells is unstable, and the heat dissipation effect cannot meet the requirement, for this, the applicant proposes the following solutions to improve.

Disclosure of Invention

In order to solve the technical defects, the invention provides the following technical scheme:

the switching power supply transformer easy to install comprises a power supply transformer body, wherein the power supply transformer body is provided with a winding frame, an iron core, a first winding and a second winding, an upper shell and a lower shell are arranged outside the iron core, a limiting groove is formed in the end part of the upper shell, two ends of the corresponding lower shell are inserted into the limiting groove for fixing, the switching power supply transformer also comprises a clamping piece, fastening plates are transversely formed at two ends of the lower shell in an extending mode, clamping pieces are arranged on the fastening plates, holes are formed in fixing plates transversely extending from two ends of the corresponding upper shell, the clamping piece comprises a cylinder and a pressing block arranged on one side of the end part of the cylinder, the cylinder is rotatably arranged on the fastening plates, when the upper shell and the lower shell are butted, the clamping piece enters from the holes in the fixing;

a first flow channel is arranged in the top wall of the upper shell, the inlet of the first flow channel is positioned on the top surface of the upper shell, and the outlet of the first flow channel is positioned on the bottom wall of the limiting groove; the lower shell is internally provided with a second flow passage, the inlet of the second flow passage is positioned on the top surface of the end part of the lower shell and corresponds to the outlet of the first flow passage, the outlet of the second flow passage is positioned on the other end part of the lower shell, the corresponding limiting groove bottom wall is provided with a third flow passage, the inlet of the third flow passage corresponds to the outlet of the second flow passage, and the outlet of the third flow passage is positioned on the side wall of the upper shell.

The switching power supply transformer is additionally provided with the clamping piece, the rotating cylinder presses the wall of the hole of the upper shell by the pressing block to fasten the upper shell and the lower shell, the stability is good, the upper shell and the lower shell are internally provided with the flow channel, and cooling water is introduced to improve the heat dissipation.

Furthermore, mounting holes are formed in fixing plates at two ends of the upper shell, and holes matched with the clamping pieces are formed in two ends of the corresponding mounting holes, so that the use is convenient.

Furthermore, the pressing block and the column body are integrally formed, and the bottom surface of the pressing block is arc-shaped.

Furthermore, the bottom end of the column body is provided with a nut, so that the lower shell can be conveniently installed.

Furthermore, the heat-conducting silicone grease cotton plates are arranged on the surfaces of the upper shell and the lower shell, which are in contact with the iron core, so that heat conduction is facilitated.

Furthermore, a plurality of partition plates are arranged on the contact surface of the heat-conducting silicone grease cotton plate and the upper shell and the lower shell, so that the stability is improved.

Furthermore, the flow channel is a continuous S-shaped extending flow channel, and the path is prolonged.

Compared with the prior art, the technical scheme of the invention has the beneficial effects that:

1. the switching power supply transformer is additionally provided with structures such as a clamping piece and a flow channel, so that the connection stability and the heat dissipation performance of the upper shell and the lower shell are improved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a top view of the present invention;

FIG. 2 is a cross-sectional view of the present invention;

fig. 3 is a structural view of a card holder of the present invention.

Wherein the reference numerals are:

1. a body; 2. a winding frame; 3. an iron core; 4. a first winding; 5. a second winding; 6. an upper housing; 7. a lower housing; 8. a partition plate; 9. a thermally conductive silicone grease cotton board; 10. a fixing plate; 11. a fastening plate; 12. a clamping and fixing piece; 13. a first flow passage; 14. a first flow channel inlet; 15. a second flow passage; 16. a second flow channel inlet; 17. a third flow path; 18. a cylinder; 19. briquetting; 20. a nut; 21. and (7) installing holes.

Detailed Description

The invention is further described with reference to the following figures and specific examples.

Example 1

Referring to fig. 1-3, the present embodiment provides an easy-to-install switching power transformer, which includes a power transformer body 1, which includes a winding frame 2, an iron core 3, a first winding 4, and a second winding 5, wherein the middle portion of the iron core is located in the winding frame, and the first winding and the second winding are both wound on the outer surface of the winding frame.

The iron core externally mounted has upper casing 6, lower casing 7, all is the U type, and the spacing groove is opened to the upper casing tip, and the corresponding lower casing both ends insert the spacing groove fixed.

In this embodiment, the fastening member 12 includes a column 18 and a pressing block 19 integrally formed on one side of the end portion of the column, the bottom surface of the pressing block is arc-shaped, fastening plates 11 transversely extend and are formed at two ends of the lower casing, holes are formed in the fastening plates, the column is inserted into the holes, then nuts 20 are screwed on the bottom, and the fastening member 12 is installed; the fixing plate 10 which is corresponding to the clamping piece and extends transversely at two ends of the upper shell is provided with a hole, when the upper shell and the lower shell are butted, the clamping piece enters from the hole on the fixing plate of the upper shell, and the cylinder is rotated to enable the pressing block to extrude the hole wall at the other side of the hole opening so as to fasten the upper shell and the lower shell.

In addition, for improving the radiating efficiency, set up heat conduction silicone grease cotton board 9 between the face of casing and iron core contact under, the conduction heat to a plurality of baffles 8 of shaping on the face that casing and heat conduction silicone grease cotton board contacted about, the interval is arranged.

In addition, flow channels are arranged in the upper shell and the lower shell to introduce cooling water for heat dissipation, specifically, a first flow channel 13 is arranged in the top wall of the upper shell and extends in a continuous S shape, an inlet 14 of the first flow channel is positioned on the top surface of the upper shell, and an outlet is positioned on the bottom wall of the limiting groove at one end; the lower shell is internally provided with a second flow passage 15 which is also continuous S-shaped and extends, the inlet of the second flow passage is positioned on the top surface of the end part of the lower shell, when the upper shell and the lower shell are butted, the inlet 16 of the second flow passage corresponds to the outlet of the first flow passage, the outlet of the second flow passage is positioned on the top surface of the other end part, the bottom wall of the corresponding upper shell limiting groove is provided with a third flow passage 17, the inlet of the third flow passage corresponds to the outlet of the second flow passage, and the outlet of the third flow passage is positioned on the side wall of the upper shell and.

In this embodiment, the fixing plates at the two ends of the upper shell are provided with mounting holes 21, and the two ends of the corresponding mounting holes are provided with holes matched with the clamping members, so that the use is convenient.

During the use, assemble iron core, wire winding frame, winding earlier, later correspond the card firmware with last casing upper bore, fix a position in proper order, at this moment, the export of first runner, the import of third runner correspond with the import of second runner, export respectively on vertical simultaneously, casing about the lock to the cylinder makes the briquetting extrude the drill way wall of other side, casing about the fastening.

The above is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above-mentioned embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.

Claims

1. Switching power supply transformer of easy installation, including the power transformer body, it possesses wire winding frame, iron core, first winding, second winding, and iron core externally mounted has last casing, casing down, and goes up the casing tip and establish the spacing groove, and the casing both ends insert the spacing groove fixed, its characterized in that under the correspondence: the clamping piece comprises a cylinder and a pressing block arranged on one side of the end part of the cylinder, the cylinder is rotatably arranged on the fastening plate, when the upper shell and the lower shell are butted, the clamping piece enters from an upper hole of the fixing plate of the upper shell, and the cylinder is rotated to enable the pressing block to extrude the hole wall on the other side of the hole opening so as to fasten the upper shell and the lower shell;

2. An easily installable switching power supply transformer according to claim 1, wherein: mounting holes are formed in fixing plates at two ends of the upper shell, and holes matched with the clamping and fixing pieces are formed in two ends of the corresponding mounting holes.

3. An easily installable switching power supply transformer according to claim 1, wherein: the pressing block and the column body are integrally formed, and the bottom surface of the pressing block is arc-shaped.

4. An easily installable switching power supply transformer according to claim 3, wherein: the bottom of the column body is provided with a screw cap.

5. An easily installable switching power supply transformer according to claim 1, wherein: the surfaces of the upper and lower shells, which are contacted with the iron core, are provided with heat-conducting silicone grease cotton plates.

6. An easily installable switching power supply transformer according to claim 5, wherein: and a plurality of partition plates are arranged on the contact surfaces of the heat-conducting silicone grease cotton plate and the upper and lower shells.

7. An easily installable switching power supply transformer according to claim 1, wherein: the flow channel is a continuous S-shaped extending flow channel.