CN221127107U - Inverter - Google Patents
Inverter Download PDFInfo
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- CN221127107U CN221127107U CN202322756632.8U CN202322756632U CN221127107U CN 221127107 U CN221127107 U CN 221127107U CN 202322756632 U CN202322756632 U CN 202322756632U CN 221127107 U CN221127107 U CN 221127107U
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- shell
- installation cavity
- inverter
- air inlet
- air outlet
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- 238000009434 installation Methods 0.000 claims abstract description 51
- 238000001816 cooling Methods 0.000 claims description 8
- 230000017525 heat dissipation Effects 0.000 abstract description 21
- 230000000694 effects Effects 0.000 abstract description 9
- 230000005611 electricity Effects 0.000 abstract description 2
- 230000005855 radiation Effects 0.000 description 3
- 230000003245 working effect Effects 0.000 description 3
- 230000003993 interaction Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 210000003195 fascia Anatomy 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model provides an inverter, which relates to the technical field of electricity, and comprises a shell, wherein a first installation cavity, a second installation cavity and a third installation cavity are sequentially arranged in the shell from top to bottom, an IVT power board is arranged in the first installation cavity, a first air inlet hole and a first air outlet hole are arranged at positions, corresponding to the first installation cavity, on the shell, an LLC power board is arranged in the second installation cavity, a second air inlet hole and a second air outlet hole are arranged at positions, corresponding to the second installation cavity, on the shell, a PFC power board is arranged in the third installation cavity, and a third air inlet hole and a third air outlet hole are arranged at positions, corresponding to the third installation cavity, on the shell; the utility model has higher space utilization rate, more simplified control circuit, no interference between the power boards, and obvious heat dissipation effect, and three independent air channels can be formed by three mounting cavities of the hierarchical structure.
Description
Technical Field
The utility model relates to the technical field of electricity, in particular to an inverter.
Background
The inverter is a converter for converting direct current energy into alternating current with fixed frequency and fixed voltage or frequency and voltage, and is widely applied to the fields of new energy, electric power, communication, traffic and the like.
The existing inverter generally comprises a shell, a plurality of power boards are arranged in the shell, the power boards can generate more heat in the working process of the inverter, only the heat is dissipated through a heat dissipation hole in the shell, the heat dissipation effect is poor, the working effect of the inverter is affected, and the power boards are intensively arranged in the same cavity and can interfere with each other to affect the working effect of the inverter.
Disclosure of utility model
The utility model aims to provide an inverter, which solves the technical problem that the existing inverter in the prior art has poor working effect; the preferred technical scheme of the technical schemes provided by the utility model has a plurality of technical effects; details are set forth below.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
The utility model provides an inverter, which comprises a shell, wherein a first installation cavity, a second installation cavity and a third installation cavity are sequentially arranged in the shell from top to bottom, and the inverter comprises: an IVT power board is arranged in the first mounting cavity, and a first air inlet hole and a first air outlet hole are formed in the position, corresponding to the first mounting cavity, of the shell; an LLC power board is arranged in the second installation cavity, and a second air inlet hole and a second air outlet hole are formed in the position, corresponding to the second installation cavity, of the shell; the PFC power board is arranged in the third installation cavity, and a third air inlet hole and a third air outlet hole are formed in the position, corresponding to the third installation cavity, on the shell.
IVT is a device for converting direct current electric energy (battery, accumulator) into alternating current (generally 220v,50hz sine wave), which is composed of an inverter bridge, a control logic and a filter circuit.
LLC is a resonant conversion circuit, which is a resonant circuit for realizing constant output voltage by controlling the switching frequency.
PFC is power factor correction, which refers to the relationship between the effective power and the total power consumption (apparent power), i.e., the ratio of the effective power divided by the total power consumption.
Preferably, an IVT main control board is arranged in the first mounting cavity; the IVT main control board is vertically and vertically arranged in the first mounting cavity.
Preferably, a PFC-LLC main control board is arranged in the second installation cavity; the PFC-LLC main control board is vertically and vertically arranged in the second mounting cavity.
Preferably, the first air inlet hole, the second air inlet hole and the third air inlet hole are arranged on the front wall of the shell; the first air outlet hole, the second air outlet hole and the third air outlet hole are arranged on the rear wall of the shell.
Preferably, a heat dissipating device is disposed in the housing, and the heat dissipating device includes a first heat dissipating fan, a second heat dissipating fan, and a third heat dissipating fan, wherein: the first cooling fan is arranged in the shell at a position corresponding to the first mounting cavity; the second cooling fan is arranged in the shell at a position corresponding to the second mounting cavity; the third cooling fan is arranged at a position corresponding to the third mounting cavity in the shell.
Preferably, a locating pin and a module plug are arranged on the rear wall of the shell.
Preferably, a man-machine interface touch screen and a handle are arranged on the front wall of the shell.
Preferably, a parallel operation plate is arranged in the shell.
Preferably, the housing comprises an inner frame body, a front wall panel, a rear wall panel, an upper wall panel and a lower wall panel, wherein: the inner frame body comprises three supporting plates which are sequentially arranged from top to bottom, and the IVT power plate, the LLC power plate and the PFC power plate are respectively arranged on the three supporting plates; the front wall plate and the rear wall plate are respectively detachably arranged on the front side and the rear side of the inner frame body; the upper coaming and the lower coaming are respectively and detachably coated on the upper side and the lower side of the inner frame body.
The inverter provided by the utility model has at least the following beneficial effects:
The inverter includes a housing for mounting and protecting electrical components therein.
The power board is characterized in that a first installation cavity, a second installation cavity and a third installation cavity are sequentially formed in the shell from top to bottom, an IVT power board is arranged in the first installation cavity, a first air inlet hole and a first air outlet hole are formed in the position, corresponding to the first installation cavity, on the shell, of the first installation cavity, and when the inverter works, air enters the first installation cavity through the first air inlet hole, and after the IVT power board dissipates heat, the air is discharged through the first air outlet hole.
The second installation cavity is internally provided with an LLC power board, a second air inlet hole and a second air outlet hole are formed in the shell corresponding to the position of the second installation cavity, and when the inverter works, air enters the second installation cavity from the second air inlet hole, and after heat dissipation of the LLC power board, the air is discharged from the second air outlet hole.
The Power Factor Correction (PFC) power board is arranged in the third installation cavity, a third air inlet hole and a third air outlet hole are formed in the position, corresponding to the third installation cavity, of the shell, and when the inverter works, air enters the third installation cavity through the third air inlet hole, and after heat dissipation of the PFC power board, the air is discharged through the third air outlet hole.
The shell comprises three mounting cavities which are arranged in a hierarchical mode and are mutually independent, on one hand, the IVT power board, the LLC power board and the PFC power board can be respectively and independently mounted, the space utilization rate is higher, control lines are more simplified, meanwhile, the mutual power boards are not interfered with each other, on the other hand, three independent air channels can be formed by adopting a hierarchical structure, and the radiating effect is remarkable.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic illustration of the flow of air in accordance with the present utility model;
FIG. 2 is a schematic view of the structure of the interior of the housing of the present utility model;
FIG. 3 is a schematic view of the structure of the side fascia free of the utility model;
FIG. 4 is a schematic front view of the present utility model;
FIG. 5 is a schematic rear view of the present utility model;
FIG. 6 is a schematic side view of the present utility model;
Fig. 7 is a schematic structural view of the present utility model.
Reference numerals
1. A housing; 101. a first mounting cavity; 102. a second mounting cavity; 103. a third mounting cavity; 104. an inner frame body; 1041. a support plate; 105. a front wall panel; 1051. a first air inlet; 1052. a second air inlet; 1053. a third air inlet; 106. a rear wall panel; 1061. a first air outlet hole; 1062. a second air outlet hole; 1063. a third air outlet hole; 107. an upper coaming; 108. a lower coaming; 2. an IVT power board; 3. LLC power board; 4. a PFC power board; 5. an IVT main control board; 6. PFC-LLC main control board; 7. a heat sink; 71. a first heat radiation fan; 72. a second heat radiation fan; 73. a third heat radiation fan; 8. a positioning pin; 9. a modular plug; 10. a human-machine interface touch screen; 11. a handle; 12. and (5) combining the boards.
Detailed Description
In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, based on the examples herein, which are within the scope of the utility model as defined by the claims, will be within the scope of the utility model as defined by the claims.
Example 1:
The utility model provides an inverter, which is shown by referring to fig. 1, and comprises a shell 1, wherein a first installation cavity 101, a second installation cavity 102 and a third installation cavity 103 are sequentially arranged in the shell 1 from top to bottom.
An IVT power board 2 is arranged in the first mounting cavity 101, and a first air inlet 1051 and a first air outlet 1061 are arranged on the housing 1 corresponding to the first mounting cavity 101.
An LLC power board 3 is disposed in the second installation cavity 102, and a second air inlet 1052 and a second air outlet 1062 are disposed on the housing 1 corresponding to the second installation cavity 102.
The third installation cavity 103 is internally provided with a PFC power board 4, and a third air inlet 1053 and a third air outlet 1063 are arranged on the shell 1 corresponding to the position of the third installation cavity 103.
When the inverter works, air enters the first mounting cavity 101 through the first air inlet hole 1051, takes away heat of the IVT power board 2, and flows out through the first air outlet hole 1061.
Air enters the second mounting cavity 102 through the second air inlet 1052, takes away heat of the LLC power board 3, and flows out through the second air outlet 1062.
Air enters the third installation cavity 103 through the third air inlet 1053, takes away heat of the PFC power board 4, and flows out through the third air outlet 1063.
According to the utility model, the first mounting cavity 101, the second mounting cavity 102 and the third mounting cavity 103 which are in a hierarchical structure and are mutually independent are adopted, so that on one hand, the inner space of the shell 1 is fully utilized, the IVT power board 2, the LLC power board 3 and the PFC power board 4 are independently mounted, a control circuit can be simplified, the mutual power boards are not interfered with each other, on the other hand, three independent air channels can be formed, and in the working process, the IVT power board 2, the LLC power board 3 and the PFC power board 4 are respectively subjected to heat dissipation, and the heat dissipation effect is remarkable.
Example 2:
example 2 is based on example 1:
As shown in fig. 1 to 7, an IVT main control board 5 is disposed in the first installation cavity 101, and the IVT main control board 5 is vertically inserted into the first installation cavity 101.
The PFC-LLC main control board 6 is arranged in the second installation cavity 102, and the PFC-LLC main control board 6 is vertically inserted in the second installation cavity 102.
The IVT main control board 5 and the PFC-LLC main control board 6 are vertically inserted, so that the main control board and flowing air have larger contact area, and the heat dissipation effect of the main control board is remarkable.
As an alternative embodiment, the number of the first air inlet 1051, the second air inlet 1052 and the third air inlet 1053 is multiple, and the first air inlet 1051, the second air inlet 1052 and the third air inlet 1053 are all horizontal oblong holes.
The first air inlet 1051, the second air inlet 1052 and the third air inlet 1053 are disposed on the front wall of the housing 1.
The number of the first air outlet holes 1061, the second air outlet holes 1062 and the third air outlet holes 1063 is plural, and the first air outlet holes 1061, the second air outlet holes 1062 and the third air outlet holes 1063 are all vertical oblong holes.
The first, second and third air outlet holes 1061, 1062 and 1063 are disposed on a rear wall of the case 1.
Thus, the air completely flows through the inner cavity of the shell 1 from front to back, and the heat dissipation effect is further improved.
As an alternative embodiment, a heat sink 7 is provided in the housing 1, and the heat sink 7 includes a first heat dissipation fan 71, a second heat dissipation fan 72, and a third heat dissipation fan 73.
The first heat dissipation fan 71 is disposed inside the front wall plate 105 of the housing 1 and corresponds to the first mounting cavity 101, the second heat dissipation fan 72 is disposed inside the front wall plate 105 of the housing 1 and corresponds to the second mounting cavity 102, and the third heat dissipation fan 73 is disposed inside the front wall plate 105 of the housing 1 and corresponds to the third mounting cavity 103.
The number of the first heat dissipation fans 71 and the third heat dissipation fans 73 is one, and the number of the second heat dissipation fans 72 is two.
The cooling fan provides flowing power for air circulation and ensures air cooling effect.
As an alternative embodiment, a locating pin 8 is provided on the rear wall of the housing 1 for locating installation of the inverter.
The rear wall of the shell 1 is provided with a module plug 9, and the module plug 9 adopts a DJL37 module plug.
As an alternative embodiment, a man-machine interface touch screen 10 is arranged on the front wall of the shell 1, and a user realizes man-machine interaction by touching.
The front wall of the shell 1 is provided with two handles 11, and the handles 11 are symmetrically arranged, so that the shell is convenient for a person to hold.
As an alternative embodiment, a parallel plate 12 is provided in the housing 1.
As an alternative embodiment, the housing 1 includes an inner frame 104, a front wall panel 105, a rear wall panel 106, an upper panel 107, and a lower panel 108.
The inner frame 104 includes two side frames that two relative settings set gradually along from top to bottom between the two the side frames have set up three backup pad 1041 respectively on three backup pad 1041, IVT power board 2, LLC power board 3 and PFC power board 4, and preceding wallboard 105 and back wallboard 106 can dismantle the front side and the rear side that set up at inner frame 104 through corresponding threaded connection respectively, go up bounding wall 107 and lower bounding wall 108 and all adopt the U-shaped board, can dismantle the cladding through corresponding threaded fastener respectively in the upside and the downside of inner frame 104.
In order to further improve the heat dissipation effect, the positions, close to the rear wall plate 106, of the upper surrounding plate 107 and the lower surrounding plate 108 are provided with a plurality of air outlet heat dissipation holes, and the air outlet heat dissipation holes are horizontal oblong holes.
In the description of the present application, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "top", "bottom", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present application.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present application, the meaning of "a plurality", "a number" or "a plurality" is at least two, such as two, three, etc., unless specifically defined otherwise.
In the present application, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.
The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.
Claims (9)
1. The utility model provides an dc-to-ac converter, its characterized in that includes the casing, first installation chamber, second installation chamber and third installation chamber have been set gradually from top to bottom in the casing, wherein:
An IVT power board is arranged in the first mounting cavity, and a first air inlet hole and a first air outlet hole are formed in the position, corresponding to the first mounting cavity, of the shell;
an LLC power board is arranged in the second installation cavity, and a second air inlet hole and a second air outlet hole are formed in the position, corresponding to the second installation cavity, of the shell;
The PFC power board is arranged in the third installation cavity, and a third air inlet hole and a third air outlet hole are formed in the position, corresponding to the third installation cavity, on the shell.
2. The inverter of claim 1, wherein an IVT main control board is disposed within the first mounting cavity;
the IVT main control board is vertically and vertically arranged in the first mounting cavity.
3. The inverter according to claim 1, wherein the second installation cavity is provided with a PFC-LLC main control board;
the PFC-LLC main control board is vertically and vertically arranged in the second mounting cavity.
4. The inverter of claim 1, wherein the first air inlet, the second air inlet, and the third air inlet are disposed on a front wall of the housing;
The first air outlet hole, the second air outlet hole and the third air outlet hole are arranged on the rear wall of the shell.
5. The inverter of claim 4, wherein a heat sink is disposed within the housing, the heat sink comprising a first heat sink fan, a second heat sink fan, and a third heat sink fan, wherein:
the first cooling fan is arranged in the shell at a position corresponding to the first mounting cavity;
The second cooling fan is arranged in the shell at a position corresponding to the second mounting cavity;
the third cooling fan is arranged at a position corresponding to the third mounting cavity in the shell.
6. The inverter of claim 1, wherein the housing back wall is provided with a locating pin and a modular plug.
7. The inverter of claim 1, wherein a man-machine interface touch screen and a handle are provided on the front wall of the housing.
8. The inverter of claim 1, wherein a parallel plate is disposed within the housing.
9. The inverter of claim 1, wherein the housing comprises an inner frame, a front wall panel, a rear wall panel, an upper wall panel, and a lower wall panel, wherein:
The inner frame body comprises three supporting plates which are sequentially arranged from top to bottom, and the IVT power plate, the LLC power plate and the PFC power plate are respectively arranged on the three supporting plates;
The front wall plate and the rear wall plate are respectively detachably arranged on the front side and the rear side of the inner frame body;
The upper coaming and the lower coaming are respectively and detachably coated on the upper side and the lower side of the inner frame body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322756632.8U CN221127107U (en) | 2023-10-13 | 2023-10-13 | Inverter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322756632.8U CN221127107U (en) | 2023-10-13 | 2023-10-13 | Inverter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221127107U true CN221127107U (en) | 2024-06-11 |
Family
ID=91369845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322756632.8U Active CN221127107U (en) | 2023-10-13 | 2023-10-13 | Inverter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221127107U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2026029242A1 (en) * | 2024-07-31 | 2026-02-05 | 주식회사 타보스 | Double-layer-structured small inverter for electric vehicle |
-
2023
- 2023-10-13 CN CN202322756632.8U patent/CN221127107U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2026029242A1 (en) * | 2024-07-31 | 2026-02-05 | 주식회사 타보스 | Double-layer-structured small inverter for electric vehicle |
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