CN210039835U

CN210039835U - Transformer of high-power synchronous rectification high-frequency switching power supply

Info

Publication number: CN210039835U
Application number: CN201920968469.2U
Authority: CN
Inventors: 洪道绿
Original assignee: Jiangsu Kangpin Electrical Technology Co Ltd
Current assignee: Jiangsu Kangpin Electrical Technology Co Ltd
Priority date: 2019-06-26
Filing date: 2019-06-26
Publication date: 2020-02-07
Anticipated expiration: 2029-06-26

Abstract

The utility model discloses a high-power synchronous rectification high frequency switching power supply's transformer, including transformer housing, transformer core and transformer coil, transversely be provided with the erection column in the transformer housing, the both ends of erection column are followed respectively wear out in the transformer housing, transformer coil wind in on the transformer core, transformer core cover is located on the erection column, be provided with the mounting hole that is used for the installation to lead electrical drainage on two terminal surfaces of erection column respectively, the below of casing respectively with switching power supply's female row and switching power supply's quick-witted case fixed connection. The utility model provides a transformer can be at the electrically conductive row of transformer housing's end-face installation switching power supply, practices thrift switching power supply's installation space, transformer housing's upper and lower side respectively with switching power supply's female the arranging and switching power supply's quick-witted case fixed connection, so the transformer can't be by two female clamp of arranging wherein, easy to assemble and dismantlement.

Description

Transformer of high-power synchronous rectification high-frequency switching power supply

Technical Field

The utility model relates to a power supply unit technical field especially relates to a transformer of high-power synchronous rectification high frequency switching power supply.

Background

At present, with the rapid development of power electronic technology, the relationship between power electronic equipment and the work and life of people is increasingly close, and the electronic equipment cannot be powered by a reliable power supply. Compared with the traditional power frequency direct current power supply, the high-frequency switching power supply has the advantages of small volume, light weight, high efficiency and the like, and is widely applied to occasions of electrolysis, electrochemistry and the like of large current.

At present, a well-known high-frequency transformer assembly structure of a high-frequency switching power supply comprises a conductive double-hole bus bar, a transformer, a circuit module, a rectification part and the like, wherein the transformer is fixedly arranged between the two parallel conductive double-hole bus bars, an electrical element cannot be installed on the side surface of the transformer, and the upper end surface and the lower end surface of the transformer are respectively fixedly connected with the conductive double-hole bus bar, so that the upper end surface and the lower end surface of the transformer are respectively provided with a connecting hole for fixing, but the installation or the disassembly is inconvenient.

SUMMERY OF THE UTILITY MODEL

For overcoming the deficiencies of the prior art, the utility model discloses a transformer of high-power synchronous rectification high-frequency switch power supply.

In order to achieve the above object, the utility model discloses a following technical scheme realizes:

the embodiment of the utility model discloses high-power synchronous rectification high frequency switching power supply's transformer, including transformer housing, transformer core and transformer coil, transversely be provided with the erection column in the transformer housing, the both ends of erection column are followed respectively wear out in the transformer housing, transformer coil wind in on the transformer core, transformer core cover is located on the erection column, be provided with the mounting hole that is used for installing switching power supply's electrically conductive row on two terminal surfaces of erection column respectively, transformer housing's upper and lower side respectively with switching power supply's female arranging with switching power supply's quick-witted case fixed connection.

As one of the preferred schemes of the utility model, the transformer housing includes relative first casing and the second casing that sets up, the terminal surface of first casing and the terminal surface of second casing are laminated in vertical direction and are passed through bolted connection, the both ends of erection column are followed respectively wear out in first casing and the second casing.

Further preferably, a first semi-cylinder has been set firmly on its end cover in the first casing, still establish on the end cover of first casing seted up one with the first semicircle hole that first semi-cylinder meets, a second semi-cylinder has been set firmly on its end cover in the second casing, still seted up on the end cover of second casing one with the second semicircle orifice that the second semi-cylinder meets, first semi-cylinder is followed wear out in the second semicircle orifice, the second semi-cylinder is followed wear out in the first semicircle orifice, first semi-cylinder and second semi-cylinder laminating and forming the erection column, be provided with respectively on first semi-cylinder and the second semi-cylinder the mounting hole.

Preferably, the outer side of the end cover of the first casing and the bottom end area of the outer side face of the end cover of the second casing extend outwards to form fixing foot bars, and threaded holes for fixedly arranging the first casing/the second casing in the case of the switching power supply are formed in the fixing foot bars.

Further preferably, half threaded holes are respectively formed in the upper plates of the first shell and the second shell, the half threaded holes in two positions are spliced to form an upper threaded fixing hole after the first shell and the second shell are attached to each other, and the upper threaded fixing hole is used for being fixedly connected with a busbar of the switching power supply.

Preferably, the first housing or the second housing is provided with a circular hole for passing an outgoing line of the transformer coil.

Compared with the prior art, the utility model discloses at least, following advantage has:

the utility model provides a transformer can be at transformer housing's terminal surface installation electrical components (switching power supply's electrically conductive row), practice thrift switching power supply's installation space, transformer housing's upper and lower side respectively with switching power supply's female row and switching power supply's quick-witted case fixed connection, so the transformer can't be arranged by two and press from both sides wherein, easy to assemble and dismantlement.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below.

Fig. 1 is a schematic structural diagram of a transformer of a high-power synchronous rectification high-frequency switching power supply disclosed in an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a first housing according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a second casing according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of the transformer, the busbar and the chassis according to the embodiment of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments and the accompanying drawings so that those skilled in the art can implement the invention with reference to the description.

Referring to fig. 1-4, the embodiment of the utility model discloses a high-power synchronous rectification high frequency switching power supply's transformer, including transformer housing 1, transformer core 2 and transformer coil 3, transversely be provided with the erection column in the transformer housing 1, wear out in transformer housing 1 respectively at the both ends of erection column, transformer coil 3 winds on transformer core 2, transformer core 2 cover is located on the erection column, be provided with the mounting hole 1a that is used for installing switching power supply's electrically conductive row on two terminal surfaces of erection column respectively, transformer housing 1's the below respectively with switching power supply's female K1 and switching power supply's quick-witted case K2 fixed connection.

The transformer housing 1 includes a first housing 11 and a second housing 12 which are arranged oppositely, an end face of the first housing 11 is attached to an end face of the second housing 12 in the vertical direction and connected by a bolt, and two ends of the mounting column penetrate out of the first housing 11 and the second housing 12 respectively.

Further, a first semi-cylinder 111 is fixedly arranged on an end cover of the first shell 11, a first semi-circular hole 112 connected with the first semi-cylinder 111 is further formed in the end cover of the first shell 11, a second semi-cylinder 121 is fixedly arranged on the end cover of the second shell 12, a second semi-circular hole 122 connected with the second semi-cylinder 121 is further formed in the end cover of the second shell 12, the first semi-cylinder 111 penetrates out of the second semi-circular hole 122, the second semi-cylinder 121 penetrates out of the first semi-circular hole 112, the first semi-cylinder 111 and the second semi-cylinder 121 are attached to form a mounting column, and mounting holes 1a are respectively formed in the first semi-cylinder 111 and the second semi-cylinder 121.

The bottom end regions of the outer side of the end cover of the first shell 11 and the outer side of the end cover of the second shell 12 respectively extend outwards to form fixing foot bars 5, and threaded holes for fixedly arranging the first shell 11/the second shell 12 in a case of the switching power supply are formed in the fixing foot bars 5.

Half threaded holes are respectively formed in the upper plates of the first shell 11 and the second shell 12, the half threaded holes in two positions of the first shell 11 and the second shell 12 are spliced to form an upper threaded fixing hole 6 after the first shell 11 and the second shell 12 are attached, and the upper threaded fixing hole 6 is used for being fixedly connected with a busbar of a switching power supply.

The first shell 11 or the second shell 12 is provided with a round hole 7 for passing the outgoing line of the transformer coil 3.

Through the technical scheme, the utility model provides a transformer can be at transformer housing 1's end-face installation electrical components (switching power supply's electrically conductive row), practices thrift switching power supply's installation space, transformer housing 1's upper and lower side respectively with switching power supply's female the arranging and switching power supply's quick-witted case fixed connection, so the transformer need not to be arranged by two and presss from both sides wherein, easy to assemble and dismantlement.

Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A transformer of a high-power synchronous rectification high-frequency switching power supply is characterized in that: including transformer housing, transformer core and transformer coil, transversely be provided with the erection column in the transformer housing, the both ends of erection column are followed respectively wear out in the transformer housing, transformer coil wind in on the transformer core, the transformer core cover is located on the erection column, be provided with the mounting hole that is used for installing switching power supply's electrically conductive row on two terminal surfaces of erection column respectively, the upper and lower side of transformer housing respectively with switching power supply's female arranging with switching power supply's quick-witted case fixed connection.

2. The transformer of the high-power synchronous rectification high-frequency switching power supply as claimed in claim 1, wherein: the transformer shell comprises a first shell and a second shell which are arranged oppositely, the end face of the first shell is attached to the end face of the second shell in the vertical direction and connected through a bolt, and two ends of the mounting column penetrate out of the first shell and the second shell respectively.

3. The transformer of the high-power synchronous rectification high-frequency switching power supply as claimed in claim 2, wherein: the utility model discloses a mounting structure of a semi-circular cylinder, including first casing, first semicircle post, second semicircle post, first semicircle orifice, second semicircle orifice, first semicircle post and second semicircle post, first semicircle post has set firmly a first semicircle post in its end cover in the first casing, still establish on the end cover of first casing one with the first semicircle orifice that first semicircle post meets, first semicircle post is followed wear out in the second semicircle orifice, the second semicircle post is followed wear out in the first semicircle orifice, first semicircle post and the laminating of second semicircle post form the mounting cylinder, be provided with respectively on first semicircle post and the second semicircle post the mounting hole.

4. The transformer of the high-power synchronous rectification high-frequency switching power supply as claimed in claim 2, wherein: and the bottom end areas of the outer side of the end cover of the first shell and the outer side of the end cover of the second shell respectively extend outwards to form fixing foot strips, and threaded holes for fixedly arranging the first shell/the second shell in a case of the switching power supply are formed in the fixing foot strips.

5. The transformer of the high-power synchronous rectification high-frequency switching power supply as claimed in claim 2, wherein: half-thread holes are respectively formed in the upper plates of the first shell and the second shell, the half-thread holes in two positions are spliced to form an upper thread fixing hole after the first shell and the second shell are attached to each other, and the upper thread fixing hole is used for being fixedly connected with a busbar of the switching power supply.

6. The transformer of the high-power synchronous rectification high-frequency switching power supply as claimed in claim 2, wherein: and a round hole for the outgoing line of the transformer coil to pass through is formed in the first shell or the second shell.