CN216122191U - Power converter with compact assembly structure - Google Patents
Power converter with compact assembly structure Download PDFInfo
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- CN216122191U CN216122191U CN202122619617.XU CN202122619617U CN216122191U CN 216122191 U CN216122191 U CN 216122191U CN 202122619617 U CN202122619617 U CN 202122619617U CN 216122191 U CN216122191 U CN 216122191U
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- circuit board
- panel
- power module
- fixing
- module circuit
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Abstract
The utility model relates to a power converter with compact assembly structure, which comprises a shell, a power module circuit board, an output end panel and an input end panel; the shell is a cylinder with openings at two ends, and the power module circuit board is arranged in the shell; the output end panel and the input end panel are respectively arranged at two ends of the shell; the output end panel and the input end panel are fixed on the shell through a panel fixing and buckling mechanism; the output end panel and the input end panel limit and fix the power module circuit board from two ends of the power module circuit board. According to the power converter with the compact assembly structure, the space at two ends of the power module circuit board is directly utilized and the panels at two ends are combined for limiting and fixing, so that the installation structure is simplified, and the assembly efficiency is improved.
Description
Technical Field
The utility model relates to a power converter with a compact internal assembly structure, belonging to the field of power conversion devices.
Background
A power converter is a widely used power conversion device, and can convert an input power or an electrical signal into another power or an electrical signal for output; in the existing power converter, especially a thin power converter, a power module is generally installed on a special inner frame, and then the structure on the inner frame is used for clamping and fixing with a shell and panels at two ends, although the inner frame has good structural stability, the power module needs to be installed again, so that the installation steps are more, and the installation is complicated.
As the assembly efficiency of the power converter is improved, it is necessary to improve the assembly structure of the power converter in order to further improve the compactness of the assembly fixing structure and to reduce the overall size.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a power converter with a compact assembly structure, which improves the internal fixing structure of the power converter, simplifies the installation structure and improves the assembly efficiency.
In order to achieve the purpose of the utility model, the utility model provides a power converter with compact assembly structure, which comprises a shell, a power module circuit board, an output end panel and an input end panel;
the shell is a cylinder with openings at two ends, and the power module circuit board is arranged in the shell; the output end panel and the input end panel are respectively arranged at two ends of the shell; the output end panel and the input end panel are fixed on the shell through a panel fixing and buckling mechanism;
the output end panel and the input end panel limit and fix the power module circuit board from two ends of the power module circuit board.
As a further improvement of the present invention, the panel fixing clip mechanism includes a panel fixing clip and a panel fixing clip;
the wall surface of the shell is provided with panel fixing bayonets which are symmetrically arranged on the side surfaces of the two ends and are close to the opening end;
the panel fixing buckles are arranged on the two sides of the output end panel and the input end panel, and the panel fixing buckles are elastic integrally; in a natural state, the panel fixing buckles on the two sides are outwards opened and are larger than the distance between the panel fixing bayonets on the two sides;
during the equipment, panel fixing buckle card is gone into in the panel fixing buckle mouth, and panel fixing buckle under the elastic action, the buckle colludes the body and keeps in the panel fixing buckle mouth.
Furthermore, two ends of the shell are provided with panel limiting sinking grooves;
the shapes of the output end panel and the input end panel are matched with the shape of the bottom of the panel limit sink groove;
during assembly, the output end panel and the input end panel are integrally embedded into the panel limiting sinking groove.
As a further improvement of the utility model, the limiting and fixing structure between the panel and the power module circuit board comprises a circuit board clamping groove;
the circuit board clamping grooves are positioned on the left side and the right side of the panel; circuit board mounting grooves are formed in the circuit board clamping grooves on the two sides;
the width and the thickness of the circuit board mounting groove are matched with those of the power module circuit board;
and two sides of the end part of the power module circuit board are embedded in circuit board mounting grooves formed by the circuit board clamping grooves on the left side and the right side of the panel.
Furthermore, be equipped with the fixed buckle of circuit board on the panel, be equipped with corresponding circuit board fixed bayonet socket on the power module circuit board, the fixed buckle of circuit board is followed one side of power module circuit board is buckled into in the circuit board fixed bayonet socket.
As a further improvement of the utility model, the limiting and fixing structure between the panel and the power module circuit board comprises a circuit board supporting strip and a circuit board fixing buckle;
the panel is provided with a circuit board supporting strip;
a circuit board fixing buckle is arranged above the circuit board supporting bar; the power module circuit board is provided with corresponding circuit board fixing bayonets;
the vertical distance between the circuit board support bar and the circuit board fixing buckle is matched with the thickness of the power module circuit board;
the circuit board support bar supports the power module circuit board from one side of the power module circuit board;
the circuit board fixing buckle is buckled into the circuit board fixing clamping opening from the other side of the power module circuit board.
Furthermore, the circuit board support bar is positioned below the power module circuit board;
the circuit board fixing buckle is positioned above the power module circuit board.
As a further improvement of the utility model, an insulating sheet is arranged between the power module circuit board and the housing.
Furthermore, the section of the insulating sheet is U-shaped, and wraps the left side, the right side and the bottom of the power module circuit board.
The power converter with compact assembly structure of the utility model directly connects and fixes the two ends of the power module circuit board and the panel structure into the shell by arranging the circuit board limiting and fixing structure, and limits the front and back, up and down, and left and right 6 directions of each end of the circuit board simultaneously by the limiting and fixing structure in various forms, even limits multiple times, and fully fixes the two ends of the power module circuit board.
According to the power converter with the compact assembly structure, the space at two ends of the power module circuit board is directly utilized and the panels at two ends are combined for limiting and fixing, so that the installation structure is simplified, and the assembly efficiency is improved.
Drawings
FIG. 1 is a schematic diagram of an overall structure of a compact power converter assembly according to the present invention;
FIG. 2 is a schematic diagram of the internal structure of the compact power converter assembly of the present invention;
FIG. 3 is an exploded view of the components of the compact power converter of the present invention shown in FIG. 1;
FIG. 4 is an exploded view of the components of the compact power converter assembly of the present invention, schematically illustrated in FIG. 2;
FIG. 5 is a schematic view of the circuit board fixing structure according to the present invention;
FIG. 6 is a top view of the circuit board mounting structure of the present invention;
FIG. 7 is a partial schematic view of a circuit board mounting structure of the present invention, shown in FIG. 1;
FIG. 8 is a partial schematic view of a circuit board mounting structure of the present invention, shown in FIG. 2;
fig. 9 is a partial schematic view 3 of the circuit board fixing structure of the present invention.
Detailed Description
The utility model is further described below with reference to the following figures and specific examples.
As shown in fig. 1 and fig. 2, the power converter with compact assembly structure of the present invention is an overall structure diagram, and includes a housing 1, a power module circuit board 2, an output end panel 3, an input end panel 4, and an insulation sheet 5. The power module circuit board 2 is arranged in the shell 1; the output end panel 3 and the input end panel 4 are respectively arranged at two ends of the shell 1; the output end panel 3 and the input end panel 4 are fixed on the shell 1 through a panel fixing and buckling mechanism 6; the output end panel 3 and the input end panel 4 limit and fix the power module circuit board 2 from two ends thereof; the insulation sheet 5 may be disposed between the power module circuit board 2 and the housing 1.
Further, the structure of each component will be described in detail with reference to the exploded views of the components in fig. 3 and 4.
The shell 1 is a cylinder with openings at two ends, the cross section of the shell is in a flat rectangle or a runway shape (two sides of the rectangle are arc-shaped), and a circuit board is convenient to mount. The wall surface of the shell 1 is provided with panel fixing bayonets 61, and the panel fixing bayonets 61 are symmetrically arranged on the side surfaces of two ends and close to the opening end; two ends of the shell 1 are also provided with panel limiting sinking grooves 63. The housing 1, which is generally a metal shell or a plastic shell, when it is a metal shell, such as an aluminum alloy shell, it is necessary to provide the insulating sheet 5 between the power module circuit board 2 and the housing 1 for blocking.
The power module circuit board 2 is a power circuit conversion core, and is provided with a power circuit, an input interface and an output interface; further, a plurality of mounting fixing positions are arranged on the power module circuit board 2 and used for combining with the circuit board fixing structures on the output end panel 3 and the input end panel 4, and the power module circuit board 2 is fixed.
The key point of the utility model is that the two ends of the power module circuit board 2 are limited and fixed in the shell 1 by arranging fixing structures such as a plurality of buckles on the output end panel 3 and the input end panel 4.
The panel fixing buckles 62 are arranged on the two sides of the output end panel 3 and the input end panel 4, and when the panel fixing buckles 62 are assembled, the panel fixing buckles 62 are clamped into the panel fixing bayonets 61 of the shell 1 to fix the panel on the shell 1; further, output end panel 3, reach input end panel 4's appearance with the tank bottom appearance of the spacing heavy groove 63 of panel matches, can block into, promptly when the equipment, output end panel 3, reach input end panel 4 wholly can be embedded into 1 both ends of shell in the spacing heavy groove 63 of panel, realize spacingly promptly, also make the surface wholly level and smooth, improve the connection reliability.
The output end panel 3 and the input end panel 4 are connected and fixed at two ends of the power module circuit board 2 respectively, and different connection and fixing structures are selected according to the component arrangement conditions at two ends of the power module circuit board 2. In this embodiment, power converter's one end is the input, and what adopt is POE power supply interface, arranges in the centre, and both sides are left and are connected fixed space, can adopt the draw-in groove formula fixed, promptly the both sides of input panel 4 are equipped with circuit board draw-in groove 41, according to power module circuit board 2's width, thickness set up the draw-in groove size, make power module circuit board 2's one end can just in time be gone into in the circuit board draw-in groove 41, realize right power module circuit board 2 about, 4 directions spacing.
Further, the circuit board draw-in groove 41 inboard of input panel 4 still is equipped with the fixed buckle 42 of input circuit board, the last corresponding circuit board fixed bayonet 22 that is equipped with of power module circuit board 2, the fixed buckle 42 of input circuit board can be gone into in the fixed bayonet 22 of circuit board, it is right 2 directions carry on spacingly around power module circuit board 2, and cooperation width size can also be spacing 2 directions about to.
By arranging the circuit board slot 41 and the input end circuit board fixing buckle 42, the input end of the power module circuit board 2 can be sufficiently fixed on the input end panel 4 side.
The other end of the power converter of the embodiment is an output end, double USB interfaces are adopted for output, and the double USB interfaces are arranged side by side, so that the space on two sides of the circuit board is very small, and the circuit board is fixed in a simplified fixing mode. The output end panel 3 is provided with a plurality of circuit board support bars 31, the circuit board support bars 31 have shorter protruding sizes, and the back of the power module circuit board 2 can be supported by utilizing the characteristics that the back of the power module circuit board 2 has fewer components, particularly the end parts are smoother; on the output end panel 3, still be equipped with the fixed buckle 32 of output circuit board, utilize the space between 2 USB interfaces of output power module circuit board 2 is last corresponding to be equipped with circuit board fixing bayonet 22, the fixed buckle 32 of output circuit board is followed power module circuit board 2's top card is gone into in the circuit board fixing bayonet 22, combine circuit board support bar 31 is followed power module circuit board 2's below is supported spacingly, realizes right around power module circuit board 2 (buckle and bayonet socket cooperation), about (buckle and support bar cooperation) and about (buckle and bayonet socket and USB interface cooperation) 6 directions spacing, will power module circuit board 2's output carries out abundant fixed.
Insulating piece 5, for insulating thin slice, according to the demand of arranging of components and parts, generally the top components and parts of power module circuit board 2 are more, and the below does not have components and parts basically, so power module circuit board 2 installs when in shell 1, can fix below partially, lead to the below of power module circuit board 2, and the left and right sides are left the casing of shell 1 is nearer, so necessary in relevant position setting insulating piece 5 is right power module circuit board 2 carries out insulation protection. According to the distribution of the insulation protection area, the section of the insulation sheet 5 is U-shaped, and the left and right sides and the bottom of the power module circuit board 2 are wrapped.
The power converter with compact assembly structure of the utility model directly utilizes the space at the two ends of the power module circuit board 2 and combines the panels at the two ends to carry out limiting and fixing, thereby simplifying the installation structure and improving the assembly efficiency.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (9)
1. The power converter with compact assembly structure is characterized by comprising a shell, a power module circuit board, an output end panel and an input end panel;
the shell is a cylinder with openings at two ends, and the power module circuit board is arranged in the shell; the output end panel and the input end panel are respectively arranged at two ends of the shell; the output end panel and the input end panel are fixed on the shell through a panel fixing and buckling mechanism;
the output end panel and the input end panel limit and fix the power module circuit board from two ends of the power module circuit board.
2. The compact power converter as claimed in claim 1, wherein the panel fixing clip mechanism comprises a panel fixing clip and a panel fixing clip;
the wall surface of the shell is provided with panel fixing bayonets which are symmetrically arranged on the side surfaces of the two ends and are close to the opening end;
the panel fixing buckles are arranged on the two sides of the output end panel and the input end panel, and the panel fixing buckles are elastic integrally; in a natural state, the panel fixing buckles on the two sides are outwards opened and are larger than the distance between the panel fixing bayonets on the two sides;
during the equipment, panel fixing buckle card is gone into in the panel fixing buckle mouth, and panel fixing buckle under the elastic action, the buckle colludes the body and keeps in the panel fixing buckle mouth.
3. The compact power converter as claimed in claim 2, wherein the two ends of the housing are provided with panel limiting sunken grooves;
the shapes of the output end panel and the input end panel are matched with the shape of the bottom of the panel limit sink groove;
during assembly, the output end panel and the input end panel are integrally embedded into the panel limiting sinking groove.
4. The compact power converter as claimed in claim 1, wherein the spacing fixing structure between the panel and the power module circuit board comprises a circuit board slot;
the circuit board clamping grooves are positioned on the left side and the right side of the panel; circuit board mounting grooves are formed in the circuit board clamping grooves on the two sides;
the width and the thickness of the circuit board mounting groove are matched with those of the power module circuit board;
and two sides of the end part of the power module circuit board are embedded in circuit board mounting grooves formed by the circuit board clamping grooves on the left side and the right side of the panel.
5. The compact power converter as claimed in claim 4, wherein the panel is provided with a circuit board fixing clip, the power module circuit board is provided with a corresponding circuit board fixing bayonet, and the circuit board fixing clip is clipped into the circuit board fixing bayonet from one side of the power module circuit board.
6. The compact power converter as claimed in claim 1, wherein the positioning and fixing structure between the panel and the power module circuit board comprises a circuit board support bar and a circuit board fixing clip;
the panel is provided with a circuit board supporting strip;
a circuit board fixing buckle is arranged above the circuit board supporting bar; the power module circuit board is provided with corresponding circuit board fixing bayonets;
the vertical distance between the circuit board support bar and the circuit board fixing buckle is matched with the thickness of the power module circuit board;
the circuit board support bar supports the power module circuit board from one side of the power module circuit board;
the circuit board fixing buckle is buckled into the circuit board fixing clamping opening from the other side of the power module circuit board.
7. The compact power converter as claimed in claim 6, wherein said circuit board support bars are located below said power module circuit board;
the circuit board fixing buckle is positioned above the power module circuit board.
8. The compact power converter as claimed in claim 1, wherein an insulating sheet is disposed between the power module circuit board and the housing.
9. The compact power converter as claimed in claim 8, wherein the insulation plate has a U-shaped cross-section and covers the left, right and bottom of the power module circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122619617.XU CN216122191U (en) | 2021-10-28 | 2021-10-28 | Power converter with compact assembly structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122619617.XU CN216122191U (en) | 2021-10-28 | 2021-10-28 | Power converter with compact assembly structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216122191U true CN216122191U (en) | 2022-03-22 |
Family
ID=80710760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122619617.XU Active CN216122191U (en) | 2021-10-28 | 2021-10-28 | Power converter with compact assembly structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216122191U (en) |
-
2021
- 2021-10-28 CN CN202122619617.XU patent/CN216122191U/en active Active
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