CN219876373U - Compact variable frequency controller structure - Google Patents
Compact variable frequency controller structure Download PDFInfo
- Publication number
- CN219876373U CN219876373U CN202320083269.5U CN202320083269U CN219876373U CN 219876373 U CN219876373 U CN 219876373U CN 202320083269 U CN202320083269 U CN 202320083269U CN 219876373 U CN219876373 U CN 219876373U
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- CN
- China
- Prior art keywords
- frequency conversion
- circuit board
- insulating
- box
- conversion circuit
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- 238000006243 chemical reaction Methods 0.000 claims abstract description 102
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 13
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 13
- 238000010438 heat treatment Methods 0.000 claims abstract description 6
- 239000000758 substrate Substances 0.000 claims description 10
- 239000004411 aluminium Substances 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims description 2
- 238000005538 encapsulation Methods 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 abstract description 14
- 239000002184 metal Substances 0.000 abstract description 14
- 239000000463 material Substances 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 4
- 239000003292 glue Substances 0.000 abstract description 3
- 238000009413 insulation Methods 0.000 description 10
- 238000005457 optimization Methods 0.000 description 6
- 230000017525 heat dissipation Effects 0.000 description 5
- 238000011900 installation process Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Landscapes
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses a compact frequency conversion controller structure, which comprises an insulating frequency conversion box with two opening surfaces, wherein two groups of sliding grooves are symmetrically arranged on two opposite end surfaces of the insulating frequency conversion box, a first frequency conversion circuit board and a second frequency conversion circuit board are respectively connected in the two groups of sliding grooves, one opening of the insulating frequency conversion box is covered and sealed by the first frequency conversion circuit board, the other opening of the insulating frequency conversion box is covered and sealed by the side cover of the insulating frequency conversion box, the first frequency conversion circuit board comprises an aluminum base plate layer which is naked and leaked outside the insulating frequency conversion box and a printed circuit board layer which is sealed inside the insulating frequency conversion box and is provided with a heating type power component packaged by a patch, and the first frequency conversion circuit board is electrically connected with the second frequency conversion circuit board. Compared with the prior art, the overall size of the variable frequency controller is reduced by about 40%, special metal plate radiating fins, radiating fin mounting screws, radiating glue and other materials are not needed, the mounting process is simple, and the material cost and the mounting cost are saved.
Description
Technical Field
The utility model relates to the technical field of variable frequency controllers, in particular to a compact variable frequency controller structure.
Background
The frequency conversion controller has wide application in the household electrical appliance industry, especially in the commercial industry with increased demand benefit due to the advantages of high efficiency, low noise, energy saving and the like, but the power level used by commercial products is far above that of the household electrical appliance industry, so that the frequency conversion control board is required to meet the requirement of high power level in design. Under such large circumstances, the size of conventional typical variable frequency controllers tends to be enlarged by about 3-4 times and a complete heat dissipation system is required.
In the prior art, a typical variable frequency controller consists of a relatively large insulating variable frequency box and a customized metal plate radiating fin, and further, the typical variable frequency controller consists of the insulating variable frequency box with two opening surfaces, the customized metal plate radiating fin, a top layer and a bottom layer of a printed circuit board and an insulating variable frequency box side cover. Wherein two opening surfaces of the insulating frequency conversion box are respectively sealed by a side cover of the insulating frequency conversion box and a metal plate radiating fin, then the customized metal plate radiating fin is provided with structural details such as pit sinking and radiating details, and also provided with screw holes which are reserved for fixing a printed circuit board and a fixed power type component, then the printed circuit board is of a top layer and bottom layer double-layer structure, the top layer is provided with a passive component which does not generate heat, and the bottom layer is provided with a radiating component
The thermal power component is specifically selected from a plug-in package with a through hole, further, the customized metal plate radiating fin is divided into a radiating layer exposed to air and a mounting component layer sealed in the box, the surface exposed to the air layer is provided with pit sinking structural details, radiating details and screw holes, and the surface of the mounting component layer sealed in the box is provided with pit sinking structural details, radiating details and screw holes matched with the power component. In the installation process, the power type components are required to be matched and installed in the structural details and the heat dissipation details of the sinking pits, and are penetrated and fixed by screws, so that the heat emitted by the power type components is fully led out to the air, the package power type components installed on the bottom layer of the printed circuit board are required to be bent by 90 degrees and basically kept parallel to the printed circuit board and the metal plate radiating fins, the heat dissipation details of the sinking pits on the metal plate radiating fins are adhered by insulating heat conduction glue, and finally the customized through holes on the power type components, the printed board and the metal plate radiating fins are jointly fixed by the screws, and meanwhile, a plurality of screw holes matched with each other are formed in the printed board and the metal plate radiating fins, and are fixed by the screws. Therefore, the typical frequency conversion plate assembly needs to be optimized in the aspects of overall machine size, installation process, material cost and manual installation cost.
Disclosure of Invention
In view of the above technical problems in the related art, the present utility model provides a compact variable frequency controller structure, which can solve the above problems.
In order to achieve the technical purpose, the technical scheme of the utility model is realized as follows:
the utility model provides a compact frequency conversion controller structure, includes the insulating frequency conversion box that has two opening surfaces, two terminal surfaces symmetry that insulating frequency conversion box is relative is equipped with two sets of spouts, two sets of be connected with first frequency conversion circuit board and second frequency conversion circuit board in the spout respectively, an opening of insulating frequency conversion box passes through first frequency conversion circuit board cover seal, another opening of insulating frequency conversion box passes through insulating frequency conversion box side cap seal, first frequency conversion circuit board include naked leak in the aluminium base sheet layer in insulating frequency conversion box outside with seal in insulating frequency conversion box inboard and install the printed circuit board layer of paster encapsulation's heating type power components and parts, first frequency conversion circuit board electricity is connected the second frequency conversion circuit board.
Further, an insulating layer is arranged between the aluminum substrate layer of the first frequency conversion circuit board and the printed circuit board layer.
Further, the second frequency conversion circuit board comprises two layers of printed circuit board layers, one layer of the second frequency conversion circuit board opposite to the first frequency conversion circuit board is provided with a connector female head, and the printed circuit board of the first frequency conversion circuit board is provided with a connector male head matched with the connector female head.
Further, a clamping ring is arranged at the upper end of the side cover of the insulating frequency conversion box, and a clamping block matched with the clamping ring is arranged at the upper end of the insulating frequency conversion box.
The utility model has the beneficial effects that: compared with the prior art, the overall size of the variable frequency controller is reduced by about 40%, special metal plate radiating fins, radiating fin mounting screws, radiating glue and other materials are not needed, the mounting process is simple, and the material cost and the mounting cost are saved.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
The utility model is described in further detail below with reference to the accompanying drawings.
FIG. 1 is a schematic diagram of a compact variable frequency controller according to an embodiment of the present utility model;
FIG. 2 is an exploded view of a compact variable frequency controller architecture according to an embodiment of the present utility model;
fig. 3 is a plane view of a compact variable frequency controller according to an embodiment of the present utility model.
In the figure:
100. an insulating frequency conversion box; 110. a chute; 120. a clamping block; 200. a first frequency conversion circuit board; 210. a connector male; 220. a heat-generating power type component; 300. a second frequency conversion circuit board; 310. a connector female; 320. passive components; 400. insulating frequency conversion box side cover; 410. and a clasp.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which are derived by a person skilled in the art based on the embodiments of the utility model, fall within the scope of protection of the utility model.
As shown in fig. 1-3, the compact frequency conversion controller structure according to the embodiment of the utility model includes an insulation frequency conversion box 100 having two opening surfaces, two sets of sliding grooves 110 are symmetrically disposed on two opposite end surfaces of the insulation frequency conversion box 100, a first frequency conversion circuit board 200 and a second frequency conversion circuit board 300 are respectively connected in the two sets of sliding grooves 110, one opening of the insulation frequency conversion box 100 is covered by the first frequency conversion circuit board 200, the other opening of the insulation frequency conversion box 100 is connected with the insulation frequency conversion box side cover 400 (i.e. covered by the insulation frequency conversion box side cover 400) through a screw, the first frequency conversion circuit board 200 includes an aluminum substrate layer that is naked leaked outside the insulation frequency conversion box 100 and a printed circuit board layer that is sealed inside the insulation frequency conversion box 100 and is provided with a heating power component 220 packaged by a patch, and the first frequency conversion circuit board 200 is electrically connected with the second frequency conversion circuit board 300.
In one embodiment of the present utility model, the present utility model optimizes the typical printed circuit board into the first frequency conversion circuit board 200 and the second frequency conversion circuit board 300 with up-down structure, in order to adapt to the optimization scheme of the printed circuit board, the insulation frequency conversion box 100 needs to be structurally added to two sliding grooves 110, so as to meet the installation of the two printed boards, and the present optimization can reduce the overall machine size of the typical frequency conversion controller (printed circuit board+insulation frequency conversion box) by about 40%; meanwhile, the bottom layer of the first frequency conversion circuit board 200 is optimized to be an aluminum substrate process and is directly exposed in the air, customized metal plate radiating fins can be removed through the optimization, and the material cost can be expected to be saved by about 6 yuan.
In one embodiment of the utility model, the utility model is composed of an insulating frequency conversion box 100 with two opening surfaces, a first frequency conversion circuit board 200 with an aluminum substrate as a bottom layer and a printed circuit board as a top layer, a second frequency conversion circuit board 300 with two layers of printed circuit boards as a top layer and a bottom layer, and an insulating frequency conversion box side cover 400, wherein the two opening surfaces on the insulating frequency conversion box 100 are respectively sealed by the insulating frequency conversion box side cover and the aluminum substrate layer of the first frequency conversion circuit board 200, the aluminum substrate layer has no customized structural details and heat dissipation details, and the installation process of screws, heat conducting adhesive materials and the like of a typical frequency conversion controller can be removed by the optimization.
In one embodiment of the present utility model, the first frequency conversion circuit board 200 is divided into an aluminum substrate layer exposed to air and a printed circuit board layer enclosed in the insulating frequency conversion box 100 and provided with the heat-generating type power component 200 and the connector male head 210, and the optimization not only removes the customized metal plate cooling fin, but also optimizes the package power component needing to be executed by the bending process on the typical frequency conversion controller into the conventional patch package power component, and the optimization can simplify the installation processes of removing the metal plate cooling fin material, the component and the like.
In one embodiment of the present utility model, a connector male head 210 is installed on a first frequency conversion circuit board 200, a connector female head 320 is installed on a second frequency conversion circuit board 300, and after the first frequency conversion circuit board 200 and the second frequency conversion circuit board 300 are installed outside the box through the insertion of the connector male head 210 and the connector female head 320, the first frequency conversion circuit board and the second frequency conversion circuit board 300 are pushed into the insulating frequency conversion box 100 together through two sliding grooves 110 on the insulating frequency conversion box 100; meanwhile, the first frequency conversion circuit board 200 is composed of an aluminum substrate layer, an insulating layer and a printed circuit board layer, the heating type power device 220 packaged by the patch and the connector male head 210 are mounted on the printed circuit board layer and are sealed in the box, the aluminum substrate meets the heat dissipation requirement of the components, the insulating layer meets the insulating requirement, the second frequency conversion circuit board 300 is composed of two layers of printed circuit board layers, and the non-heating passive component 320 and the connector female head 310 are mounted respectively.
In one embodiment of the present utility model, the insulating frequency conversion box side cover 400 and the insulating frequency conversion box 100 are connected preliminarily through the clamping connection between the clamping ring 410 and the clamping block 120, so that the screws are further connected fixedly.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (4)
1. The utility model provides a compact frequency conversion controller structure, includes insulating frequency conversion box (100) that has two opening surfaces, its characterized in that, two terminal surfaces symmetry that insulating frequency conversion box (100) are relative are equipped with two sets of spouts (110), two sets of be connected with first frequency conversion circuit board (200) and second frequency conversion circuit board (300) in spout (110) respectively, an opening of insulating frequency conversion box (100) is through first frequency conversion circuit board (200) cover, another opening of insulating frequency conversion box (100) is through insulating frequency conversion box side cap (400) cover, first frequency conversion circuit board (200) include naked leak in aluminium base sheet layer outside insulating frequency conversion box (100) with seal in insulating frequency conversion box (100) inboard and install the printed circuit board layer of paster encapsulation's heating type power type components and parts (220), first frequency conversion circuit board (200) electricity is connected second frequency conversion circuit board (300).
2. The compact variable frequency controller structure of claim 1, wherein an insulating layer is provided between the aluminum substrate layer and the printed circuit board layer of the first variable frequency circuit board (200).
3. The compact inverter controller structure of claim 1, wherein the second inverter circuit board (300) comprises two printed circuit board layers, wherein a connector female (310) is disposed on one of the printed circuit board layers opposite to the first inverter circuit board (200), and a connector male (210) adapted to the connector female (310) is disposed on the printed circuit board of the first inverter circuit board (200).
4. The compact variable frequency controller structure according to claim 1, wherein a clamping ring (410) is provided at an upper end of the side cover (400) of the insulating variable frequency box, and a clamping block (120) adapted to the clamping ring (410) is provided at an upper end of the insulating variable frequency box (100).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320083269.5U CN219876373U (en) | 2023-01-29 | 2023-01-29 | Compact variable frequency controller structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320083269.5U CN219876373U (en) | 2023-01-29 | 2023-01-29 | Compact variable frequency controller structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219876373U true CN219876373U (en) | 2023-10-20 |
Family
ID=88370791
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320083269.5U Active CN219876373U (en) | 2023-01-29 | 2023-01-29 | Compact variable frequency controller structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219876373U (en) |
-
2023
- 2023-01-29 CN CN202320083269.5U patent/CN219876373U/en active Active
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