CN220731313U - Inverter power supply transformer - Google Patents

Abstract

The application discloses inverter power transformer, which comprises a base, the base lower extreme is provided with two rows of pins side by side, every row all overlap jointly and be equipped with the protection casing on the pin, the both ends of protection casing all are provided with the fixed block, every all be provided with the fixed column on the fixed block, the fixed orifices that supplies the fixed column to pass that quantity and fixed column are the same are offered in corresponding running through on the base, the one end tip that the fixed block was kept away from to the fixed column is provided with the fixed plate, one side of fixed plate orientation fixed column is provided with the solid fixed ring that the fixed column tip was located to the cover, be provided with along circumference on the inside wall of solid fixed ring and have elastic spacing ring, the spacing groove that supplies spacing ring card to go into has been offered along circumference on the lateral wall of fixed column one end. The pin cage can be covered by the protective cover, so that the pins are prevented from being bent accidentally as much as possible, and the inverter power supply transformer can be used normally.

Description

Inverter power supply transformer

Technical Field

The present application relates to the field of transformers, and in particular, to an inverter power transformer.

Background

The high-frequency inverter dc power supply is an electronic device that converts ac power into dc power. The high-frequency inversion direct-current power supply transformer replaces a heavy power frequency transformer in the traditional inverter, so that not only is the electrical isolation between input and output realized, but also the volume and weight of the transformer are greatly reduced, and the high-frequency inversion direct-current power supply transformer is widely applied. The inverter power transformer generally comprises a base on which a plurality of pins are mounted.

Currently, patent publication number CN205177587U discloses an inverter power transformer comprising a base; the ultracrystalline ring is fixed on the base; the primary side passes through the center of the ultracrystalline ring; the windings of the secondary side are wound around the microcrystalline ring.

With respect to the related art described above, the inventors consider that there are the following drawbacks: in the transportation process of the inverter power transformer, the pins are often easy to bend accidentally, so that the inverter power transformer cannot be used normally, and therefore, the inverter power transformer needs to be improved.

Disclosure of Invention

In order to reduce the occurrence of accidental bending of pins, the application provides an inverter power transformer.

The utility model provides an inverter power transformer, includes the base, the base lower extreme is provided with two rows of pins side by side, every row all overlap jointly and be equipped with the protection casing on the pin, the both ends of protection casing all are provided with the fixed block, every all be provided with the fixed column on the fixed block, the fixed orifices that supplies the fixed column to pass that quantity is the same with the fixed column are offered in corresponding running through on the base, the one end tip that the fixed block was kept away from to the fixed column is provided with the fixed plate, one side of fixed plate orientation fixed column is provided with the solid fixed ring of cover locating the fixed column tip, be provided with along circumference on the inside wall of solid fixed ring and have elastic spacing ring, along circumference offered the spacing groove that supplies spacing ring card to go into on the lateral wall of fixed column one end.

By adopting the technical scheme, the two protection covers are respectively sleeved on the two rows of pins, the fixing columns at the two ends of the protection covers are inserted into the fixing holes, and then the fixing ring is sleeved at one end part of the fixing column, so that the limiting ring on the fixing ring is clamped into the limiting groove on the fixing column, and the fixing column is limited to be separated from the fixing holes; the pin cage can be covered by the protective cover, so that the pins are prevented from being bent accidentally as much as possible, and the inverter power supply transformer can be used normally.

Optionally, one end part of the fixing column far away from the fixing block is provided with a hemispherical guide block.

Through adopting above-mentioned technical scheme, the guide block can give a guide effect for the fixed column to make the fixed column pass the fixed orifices fast.

Optionally, a supporting rod is detachably connected between the two protective covers.

Through adopting above-mentioned technical scheme, the bracing piece can give two protection casings a holding power to avoid the protection casing to take place to incline.

Optionally, connecting screws are arranged at two ends of the supporting rod, connecting blocks are arranged on opposite outer side walls of the protective cover, and connecting holes in threaded connection with the connecting screws are formed in each connecting block.

Through adopting above-mentioned technical scheme, screw in two connecting blocks respectively with the connecting screw at bracing piece both ends to install the bracing piece between two protection casings.

Optionally, an elastic sealing ring is arranged at the edge of the opening of the protective cover along the circumferential direction.

Through adopting above-mentioned technical scheme, with the protection casing after installing, the sealing washer is hugged closely with the base to improve the leakproofness between protection casing and the base, reduce the dust in the external world and get into in the protection casing.

Optionally, the inside wall of fixed orifices is provided with at least three in circumference interval and is used for supporting the fastening strip of fastening fixed column lateral wall.

Through adopting above-mentioned technical scheme, after the fixed column inserts the fixed orifices, the fastening strip hugs closely with the lateral wall of fixed column to avoid the fixed column to rock in the fixed orifices as far as possible.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the two protection covers are respectively sleeved on the two rows of pins, the fixing columns at the two ends of the protection covers are inserted into the fixing holes, and then the fixing rings are sleeved at one end parts of the fixing columns, so that the limiting rings on the fixing rings are clamped into the limiting grooves on the fixing columns, and the fixing columns are limited to be separated from the fixing holes; the pin cage can be covered by the protective cover, so that the pins are prevented from being bent accidentally as much as possible, and the inverter power supply transformer can be used normally.

2. The bracing piece can give two protection casings a holding power to avoid the protection casing to take place to incline.

3. After the protective cover is installed, the sealing ring is tightly attached to the base, so that the tightness between the protective cover and the base is improved, and dust in the outside is reduced from entering the protective cover.

Drawings

Fig. 1 is a schematic structural view of an embodiment of the present application.

Fig. 2 is an exploded schematic view of an embodiment of the present application.

Fig. 3 is an exploded view of a part of the structure of the base in the embodiment of the present application.

Fig. 4 is a schematic structural view of the fixing ring in the embodiment of the present application in a bottom view.

Reference numerals illustrate:

1. a base; 11. a fixing hole; 2. pins; 3. a protective cover; 31. a fixed block; 32. fixing the column; 321. a limit groove; 33. a connecting block; 331. a connection hole; 4. a fixing plate; 41. a fixing ring; 42. a limiting ring; 5. a guide block; 6. a support rod; 61. a connecting screw; 7. a seal ring; 8. a fastening strip.

Detailed Description

In order to facilitate an understanding of the present application, the present application will be described in more detail below with reference to the accompanying drawings and detailed description. It will be understood that when an element is referred to as being "fixed" to another element, it can be directly on the other element or one or more intervening elements may be present therebetween. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or one or more intervening elements may be present therebetween. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. The term "and/or" as used in this specification includes any and all combinations of one or more of the associated listed items.

The embodiment of the application discloses an inverter power transformer. Referring to fig. 1 and 2, the device comprises a base 1, wherein two rows of pins 2 are fixedly connected to the lower end of the base 1 in parallel, and a protective cover 3 is sleeved on each row of pins 2.

Referring to fig. 2, 3 and 4, two ends of each protection cover 3 in the axial direction are fixedly connected with fixing blocks 31, each fixing block 31 is fixedly connected with a fixing column 32, and four fixing holes 11 for the fixing columns 32 to pass through are correspondingly formed in the base 1. The fixed plate 4 is installed to the one end tip that fixed column 32 kept away from fixed block 31, and fixed plate 4 is located fixed ring 41 of fixed column 32 tip towards one side fixedly connected with cover of fixed column 32, along circumference fixedly connected with spacing ring 42 that is made by the silica gel material on the inside wall of fixed ring 41, offered along circumference on the lateral wall of fixed column 32 one end and supplied spacing groove 321 that spacing ring 42 card was gone into. The two protection covers 3 are respectively sleeved on the two rows of pins 2, the fixing columns 32 at the two ends of the protection covers 3 are inserted into the fixing holes 11, and then the fixing rings 41 are sleeved at one end of the fixing columns 32, so that the limiting rings 42 on the fixing rings 41 are clamped into the limiting grooves 321 on the fixing columns 32, and the fixing columns 32 are limited to be separated from the fixing holes 11.

Referring to fig. 3, a hemispherical guide block 5 is fixedly coupled to an end of the fixing column 32 remote from the fixing block 31. The guide block 5 can provide a guiding function to the fixing post 32, so that the fixing post 32 can rapidly pass through the fixing hole 11.

Referring to fig. 2, a supporting rod 6 is detachably connected between two protection covers 3, two ends of the supporting rod 6 are fixedly connected with connecting screws 61, connecting blocks 33 are fixedly connected to opposite outer side walls of the two protection covers 3, and connecting holes 331 in threaded connection with the connecting screws 61 are formed in each connecting block 33. The connecting screws 61 at the two ends of the supporting rod 6 are respectively screwed into the two connecting blocks 33, so that the supporting rod 6 is arranged between the two protective covers 3, and the supporting rod 6 can provide supporting force for the two protective covers 3, so that the protective covers 3 are prevented from tilting.

Referring to fig. 2, a sealing ring 7 made of rubber material is fixedly connected to the edge of the opening of the protective cover 3 along the circumferential direction, and after the protective cover 3 is mounted, the sealing ring 7 is tightly attached to the base 1, so that the tightness between the protective cover 3 and the base 1 is improved, and dust in the outside is reduced from entering the protective cover 3.

Referring to fig. 2 and 3, the inner sidewall of the fixing hole 11 is fixedly connected with three fastening strips 8 for abutting against the outer sidewall of the fixing post 32 at intervals in the circumferential direction. After the fixed column 32 is inserted into the fixed hole 11, the fastening strip 8 is tightly attached to the outer side wall of the fixed column 32, so that the fixed column 32 is prevented from shaking in the fixed hole 11 as much as possible, the connection stability of the protective cover 3 is improved, and the protective cover 3 is prevented from shaking.

The implementation principle of the inverter power transformer in the embodiment of the application is as follows: the two protection covers 3 are respectively sleeved on the two rows of pins 2, the fixing columns 32 at the two ends of the protection covers 3 are inserted into the fixing holes 11, then the fixing rings 41 are sleeved on one end parts of the fixing columns 32, so that the limiting rings 42 on the fixing rings 41 are clamped into the limiting grooves 321 on the fixing columns 32, and the fixing columns 32 are limited to be separated from the fixing holes 11; the pin 2 can be covered by the protective cover 3, so that the pin 2 is prevented from being bent accidentally as much as possible, and the inverter power transformer can be ensured to be used normally.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (6)

1. The utility model provides an inverter power transformer, includes base (1), base (1) lower extreme is provided with two rows of pins (2) side by side, its characterized in that: each row all overlap jointly and be equipped with protection casing (3) on pin (2), the both ends of protection casing (3) all are provided with fixed block (31), every all be provided with fixed column (32) on fixed block (31), correspond on base (1) to run through set up quantity and fixed column (32) the same fixed orifices (11) that supply fixed column (32) to pass, fixed column (32) keep away from one end tip of fixed block (31) and are provided with fixed plate (4), one side of fixed plate (4) orientation fixed column (32) is provided with fixed ring (41) of cover locating fixed column (32) tip, be provided with on the inside wall of fixed ring (41) along circumference and have elastic spacing ring (42), set up spacing groove (321) that supply spacing ring (42) card to go into along circumference on the lateral wall of fixed column (32) one end.

2. An inverter power transformer as claimed in claim 1, wherein: one end part of the fixing column (32) far away from the fixing block (31) is provided with a hemispherical guide block (5).

3. An inverter power transformer as claimed in claim 1, wherein: a supporting rod (6) is detachably connected between the two protective covers (3).

4. An inverter power transformer as claimed in claim 3, wherein: connecting screws (61) are arranged at two ends of the supporting rod (6), connecting blocks (33) are arranged on opposite outer side walls of the protective cover (3), and connecting holes (331) in threaded connection with the connecting screws (61) are formed in each connecting block (33).

5. An inverter power transformer as claimed in claim 1, wherein: the opening edge of the protective cover (3) is provided with an elastic sealing ring (7) along the circumferential direction.

6. An inverter power transformer as claimed in claim 1, wherein: the inner side wall of the fixing hole (11) is provided with at least three fastening strips (8) used for propping against the outer side wall of the fixing column (32) at intervals along the circumferential direction.