CN106169877B - Low noise vehicle-mounted inverter - Google Patents
Low noise vehicle-mounted inverter Download PDFInfo
- Publication number
- CN106169877B CN106169877B CN201610606703.8A CN201610606703A CN106169877B CN 106169877 B CN106169877 B CN 106169877B CN 201610606703 A CN201610606703 A CN 201610606703A CN 106169877 B CN106169877 B CN 106169877B
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- China
- Prior art keywords
- sound
- shell
- low noise
- radiator fan
- plate
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/003—Constructional details, e.g. physical layout, assembly, wiring or busbar connections
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
- H05K7/20909—Forced ventilation, e.g. on heat dissipaters coupled to components
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Power Engineering (AREA)
- Air-Conditioning For Vehicles (AREA)
- Inverter Devices (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses low noise vehicle-mounted inverters, including shell, with set inverter circuit plate in the inner, and the outside port outside it, radiator fan there are one being set on the inner wall of shell, radiator fan is directed at the setting of inverter circuit plate, it is provided with thermovent on the shell of the right opposite of radiator fan, at least provided with three ventilation openings near thermovent, each ventilation opening is in oval ring structure, and the elliptical ring of each ventilation opening is equipped with several ribs, and external air-supply structure can be connected outside each ventilation opening；Shell includes bottom plate, upper cover and side plate；Denoising device is additionally provided on the direction of the inner wall face inverter circuit plate of shell, denoising device includes the tubaeform sound-absorbing mouth set gradually from the bottom up and sound insulation interlayer, and sound-proof material is also filled in sound insulation interlayer.The vehicle-mounted inverter of the present invention has preferable heat dissipation and noise reduction, improves the transfer efficiency of the vehicle-mounted inverter of the present invention, and effectively extends its service life when in use.
Description
Technical field
The present invention relates to inverter technical field of heat dissipation, more particularly to low noise vehicle-mounted inverter.
Background technology
The vehicle-mounted inverter that vehicle-mounted inverter is exported by cigar lighter can be 20W, 40W, 80W, 120W until
150W power requirements.Larger power inverting power supply will be connected to by connecting line on storage battery again.Household electrical appliance are connected to electricity
The output end of source converter can be facilitated using various electric appliances as use of staying at home in automobile.Workable electric appliance has：
Mobile phone, laptop, DV, camera, headlamp, electric shaver, CD machines, game machine, palm PC, electricity
Power driven tools, car refrigerator and it is various travel, camp, medical first aid.
Inverter is used in strict accordance with the regulation of user's manual；Secondly, the output voltage of inverter is 220 volts of exchanges
Electricity, and this 220 volts of electricity are in a narrow space and to be in removable state, therefore want significant care.It should place it in
Safer place（It is important to far from children！）, with protection against electric shock.When not in use, its input power is preferably cut off.Third,
Inverter be not placed in the sun directly to shine or warm-air drier near exit.The operating ambient temperature of inverter is no more than Celsius 40
Degree.4th, inverter can generate heat when working, therefore in its vicinity or not be placed above article.5th, inverter is afraid of water, no
Make its water of drenching with rain or sprinkle.
In the prior art, fever is still more serious in use for vehicle-mounted inverter, and heating loss's conference is led
The problems such as causing its underpower and shorter service life.In addition, noise is larger in use for vehicle-mounted inverter, roar is tight
Weight, influences to use, and transfer efficiency is relatively low.
Invention content
In order to overcome the above-mentioned deficiencies of the prior art, the present invention provides low noise vehicle-mounted inverter, its object is to for
The inside of vehicle-mounted inverter provides preferable heat-dissipating space and heat sink conception, to ensure that vehicle-mounted inverter has preferable use
Effect and longer service life, and then improve its use quality.
The technical solution adopted in the present invention is：Low noise vehicle-mounted inverter, including shell, and set inversion in the inner
Circuit board, and the outside port outside it are set on inner wall of shell there are one radiator fan, and radiator fan is directed at inversion electricity
The setting of road plate, is provided with thermovent on the shell of the right opposite of radiator fan, at least provided with three ventilation openings near thermovent,
Each ventilation opening is in oval ring structure, and the elliptical ring of each ventilation opening is equipped with several ribs, each ventilation
Mouth is external can to connect external air-supply structure；Shell includes bottom plate, upper cover and side plate；The side of the inner wall face inverter circuit plate of shell
It is additionally provided with denoising device upwards, denoising device includes the tubaeform sound-absorbing mouth set gradually from the bottom up and sound insulation interlayer, every
It is also filled with sound-proof material in sound interlayer.
Further, sound-proof material is in cellular setting towards the direction of inverter circuit plate, and sound insulation interlayer is half I-shaped knot
Structure, and sound insulation interlayer is also made of sound-proof material.
Further, tubaeform sound-absorbing mouth inner wall also is provided with sound-proof material, and the lower end of tubaeform sound-absorbing mouth extend to it is scattered
The upper position of Hot-air fan.
Further, inverter circuit plate is set on bottom plate, the trapezoidal structure in cross section of bottom plate, and inverter circuit plate is set to bottom
In the smaller trapezoidal faces of the width of plate, ensure that inverter circuit plate has preferable ventilation and heat-conducting effect.
Further, bottom plate is equipped with radiator structure, and from the radiator fan lower part to the upper bottom surface of bottom plate of shell
It is connected with the wind deflector being obliquely installed so that radiator fan can carry out inverter circuit plate the air-supply in left side orientation, improve it
Heat dissipation effect.
Further, from the upper bottom surface of bottom plate between the lower position of the thermovent of shell be equipped with wind deflector so that dissipate
Hot-air fan can carry out inverter circuit plate the air-supply of right lateral aspect, improve its heat dissipation effect.
Further, wind deflector is made of aluminium sheet or flexible material, lighter in weight, and easy to use.
Further, the bottom of bottom plate is additionally provided with stabilizer blade, and preferable support strength is provided for it.
Compared with prior art, the beneficial effects of the invention are as follows：The vehicle-mounted inverter of the present invention is aligned in shell first
It is provided with radiator fan on the work vigour part of inverter circuit plate, and is provided with heat dissipation on the shell of radiator fan right opposite
Mouthful, so that the fan circulation in inverter case, has preferable trafficability performance.In addition, being arranged near thermovent
At least three ventilation openings, each ventilation opening are set as oval ring structure, and several muscle are arranged in oval hoop
Item so that these ventilation openings have preferable using effect when in use.Finally, in order to preferably to leading in inverter
The outside of wind, each ventilation opening can also place external air-supply structure, enhance the convection current in inverter so that it has more preferable
Environmental adaptability.The service efficiency of the vehicle-mounted inverter of the present invention is finally improved, and effectively extends it and uses the longevity
Life.
In addition, the vehicle-mounted inverter of the present invention, is also provided with denoising device, denoising device first uses on the inner wall of the housing
Tubaeform sound-absorbing mouth siphons away the noise generated on inverter circuit plate, and sound insulation interlayer, and sound insulation by filling cotton are then arranged above
Further sound-absorbing processing is carried out to noise, sound insulation and noise reduction works well, the transfer efficiency of further vehicle-mounted inverter, and effectively
Ground extends its service life.
Description of the drawings
Fig. 1 is the structural schematic diagram of one embodiment of low noise vehicle-mounted inverter；
Wherein：1- shells, 2- inverter circuit plates, 3- outside ports, 4- radiator fans, 5- thermovents, 6- ventilation openings, 61-
Rib；7- bottom plates, 8- radiator structures, 9- wind deflectors, 10- stabilizer blades, the outsides 11- air-supply structure, 12- denoising devices, 13- is tubaeform
Sound-absorbing mouth, 14- sound insulation interlayers, 15- sound-proof materials, 16- upper covers, 17- side plates.
Specific implementation mode
In order to deepen the understanding of the present invention, present invention will be further explained below with reference to the attached drawings and examples, the implementation
Example is only used for explaining the present invention, does not constitute and limits to protection scope of the present invention.
As shown in Figure 1, low noise vehicle-mounted inverter, including shell 1, and inverter circuit plate 2 in the inner is set, and be set to
Outside port 3 outside it is set on the inner wall of shell 1 there are one radiator fan 4, and radiator fan 4 is directed at inverter circuit plate 2 and is arranged,
It is provided with thermovent 5 on the shell 1 of the right opposite of radiator fan 4, it is each at least provided with three ventilation openings 6 near thermovent 5
A ventilation opening 6 is in oval ring structure, and the elliptical ring of each ventilation opening 6 is equipped with several ribs 61, each ventilation
6 outside of mouth can connect external air-supply structure 11；Shell 1 includes bottom plate 7, upper cover 16 and side plate 17；The inner wall face inversion of shell 1
Denoising device 12 is additionally provided on the direction of circuit board 2, denoising device 12 includes the tubaeform sound-absorbing set gradually from the bottom up
Mouthfuls 13 and sound insulation interlayer 14, sound-proof material 15 is also filled in sound insulation interlayer 14.
In the above-described embodiments, sound-proof material 15 is in cellular setting towards the direction of inverter circuit plate 2, and sound insulation interlayer 14 is
Half I-shape construction, and sound insulation interlayer 14 is also made of sound-proof material.
In the above-described embodiments, tubaeform 13 inner wall of sound-absorbing mouth also is provided with sound-proof material, and under tubaeform sound-absorbing mouth 13
End extends to the upper position of radiator fan 4, has preferable heat dissipation and soundproof effect.
In the above-described embodiments, inverter circuit plate 2 is set on bottom plate 7, the trapezoidal structure in cross section of bottom plate 7, inversion electricity
Road plate 2 ensures that inverter circuit plate has preferable ventilation and heat-conducting effect in the smaller trapezoidal faces of the width of bottom plate 7.
In the above-described embodiments, bottom plate 7 is equipped with radiator structure 8, and from 4 lower part of the radiator fan of shell 1 to bottom plate 7
Upper bottom surface on be connected with the wind deflector 9 being obliquely installed so that radiator fan can carry out inverter circuit plate in left side orientation
Air-supply, improves its heat dissipation effect.From the upper bottom surface of bottom plate 7 to being equipped with wind deflector 9 between the lower position of the thermovent 5 of shell,
Allow radiator fan to carry out the air-supply of right lateral aspect to inverter circuit plate, improves its heat dissipation effect.Wind deflector 9 by aluminium sheet or
Person's flexible material is made, lighter in weight, and easy to use.The bottom of bottom plate 7 is additionally provided with stabilizer blade 10, and preferable branch is provided for it
Support intensity.
The vehicle-mounted inverter of the present invention is provided with radiation air on the work vigour part that shell is directed at inverter circuit plate first
Fan, and thermovent is provided on the shell of radiator fan right opposite, so that the fan circulation in inverter case, has
Preferable trafficability performance.In addition, at least three ventilation openings are arranged near thermovent, each ventilation opening is set as elliptical ring
Shape structure, and several ribs are set in oval hoop so that these ventilation openings have preferable use when in use
Effect.Finally, in order to which preferably to being aerated in inverter, the outside of each ventilation opening can also place external air-supply knot
Structure enhances the convection current in inverter so that it is with better environmental adaptability.In addition, the vehicle-mounted inverter of the present invention,
Denoising device is also provided on the inner wall of shell, denoising device is first made an uproar using tubaeform sound-absorbing mouth by what is generated on inverter circuit plate
Sound siphons away, and sound insulation interlayer is then arranged above, and sound insulation by filling cotton carries out further sound-absorbing processing, sound insulation and noise reduction effect to noise
Fruit is good, the transfer efficiency of further vehicle-mounted inverter, and effectively extends its service life.
What the embodiment of the present invention was announced is preferred embodiment, and however, it is not limited to this, the ordinary skill people of this field
Member understands the spirit of the present invention easily according to above-described embodiment, and makes different amplification and variation, but as long as not departing from this
The spirit of invention, all within the scope of the present invention.
Claims (8)
1. low noise vehicle-mounted inverter, including shell（1）, and set inverter circuit plate in the inner（2）, and it is outer outside it
Portion port（3）, the shell（1）Inner wall on set there are one radiator fan（4）, the radiator fan（4）It is directed at inverter circuit
Plate（2）Setting, the radiator fan（4）Right opposite shell（1）On be provided with thermovent（5）, it is characterised in that：It is described to dissipate
Hot mouth（5）Near at least provided with three ventilation openings（6）, each described ventilation opening（6）In oval ring structure, and it is each
A ventilation opening（6）Elliptical ring be equipped with several ribs（61）, each ventilation opening（6）Outside can connect external air-supply structure
（11）；Shell（1）Including bottom plate（7）, upper cover（16）And side plate（17）；The shell（1）Inner wall face inverter circuit plate（2）
Direction on be additionally provided with denoising device（12）, the denoising device（12）Including the tubaeform sound-absorbing set gradually from the bottom up
Mouthful（13）With sound insulation interlayer（14）, the sound insulation interlayer（14）Inside it is also filled with sound-proof material（15）.
2. low noise vehicle-mounted inverter according to claim 1, it is characterised in that：The sound-proof material（15）Towards inversion electricity
Road plate（2）Direction be in cellular setting, the sound insulation interlayer（14）For half I-shape construction, and the sound insulation interlayer（14）
Also it is made of sound-proof material.
3. low noise vehicle-mounted inverter according to claim 1, it is characterised in that：The tubaeform sound-absorbing mouth（13）Inner wall
It also is provided with sound-proof material, and tubaeform sound-absorbing mouth（13）Lower end extend to radiator fan（4）Upper position.
4. low noise vehicle-mounted inverter according to claim 1, it is characterised in that：The inverter circuit plate（2）The bottom of set on
Plate（7）On, bottom plate（7）The trapezoidal structure in cross section, the inverter circuit plate（2）Set on bottom plate（7）The smaller ladder of width
On shape face.
5. low noise vehicle-mounted inverter according to claim 4, it is characterised in that：The bottom plate（7）It is equipped with heat dissipation knot
Structure（8）, and from shell（1）Radiator fan（4）Lower part is to bottom plate（7）Upper bottom surface on be connected with the wind deflector being obliquely installed
（9）.
6. low noise vehicle-mounted inverter according to claim 4, it is characterised in that：From bottom plate（7）Upper bottom surface to shell
Thermovent（5）Lower position between be equipped with wind deflector（9）.
7. low noise vehicle-mounted inverter according to claim 5 or 6, it is characterised in that：The wind deflector（9）By aluminium sheet or
Person's flexible material is made.
8. the low noise vehicle-mounted inverter according to claim 4 or 5 or described in 6, it is characterised in that：The bottom plate（7）Bottom
It is additionally provided with stabilizer blade（10）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610606703.8A CN106169877B (en) | 2016-07-29 | 2016-07-29 | Low noise vehicle-mounted inverter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610606703.8A CN106169877B (en) | 2016-07-29 | 2016-07-29 | Low noise vehicle-mounted inverter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106169877A CN106169877A (en) | 2016-11-30 |
| CN106169877B true CN106169877B (en) | 2018-09-28 |
Family
ID=58066141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610606703.8A Active CN106169877B (en) | 2016-07-29 | 2016-07-29 | Low noise vehicle-mounted inverter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106169877B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202926551U (en) * | 2012-10-31 | 2013-05-08 | 安徽众汇制冷有限公司 | Novel silencer |
| CN204168163U (en) * | 2014-10-28 | 2015-02-18 | 吴江德雷克斯电子有限公司 | vehicle-mounted inverter |
| CN204244095U (en) * | 2014-10-28 | 2015-04-01 | 吴江德雷克斯电子有限公司 | Vehicle mounted power inverter |
| JP2015154651A (en) * | 2014-02-17 | 2015-08-24 | 株式会社東芝 | Power conversion apparatus for railway vehicle, and method for controlling power conversion apparatus for railway vehicle |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3777981B2 (en) * | 2000-04-13 | 2006-05-24 | トヨタ自動車株式会社 | Vehicle power supply |
-
2016
- 2016-07-29 CN CN201610606703.8A patent/CN106169877B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202926551U (en) * | 2012-10-31 | 2013-05-08 | 安徽众汇制冷有限公司 | Novel silencer |
| JP2015154651A (en) * | 2014-02-17 | 2015-08-24 | 株式会社東芝 | Power conversion apparatus for railway vehicle, and method for controlling power conversion apparatus for railway vehicle |
| CN204168163U (en) * | 2014-10-28 | 2015-02-18 | 吴江德雷克斯电子有限公司 | vehicle-mounted inverter |
| CN204244095U (en) * | 2014-10-28 | 2015-04-01 | 吴江德雷克斯电子有限公司 | Vehicle mounted power inverter |
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| Publication number | Publication date |
|---|---|
| CN106169877A (en) | 2016-11-30 |
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| TR01 | Transfer of patent right |
Effective date of registration: 20200923 Address after: 201799 room 510-523, Lai Gang Road, Qingpu District, Shanghai, 510-523. Patentee after: Weimar Automobile Technology Group Co.,Ltd. Address before: 241006 Anhui city of Wuhu Province East Wuhu Development Zone Ouyang Hu Lu No. 28 Patentee before: WUHU MITEC Co.,Ltd. |