CN106061200A - Cooling device for frequency converter - Google Patents
Cooling device for frequency converter Download PDFInfo
- Publication number
- CN106061200A CN106061200A CN201610458940.4A CN201610458940A CN106061200A CN 106061200 A CN106061200 A CN 106061200A CN 201610458940 A CN201610458940 A CN 201610458940A CN 106061200 A CN106061200 A CN 106061200A
- Authority
- CN
- China
- Prior art keywords
- water cooling
- box
- frequency converter
- cooling box
- water
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- 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
-
- 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
- H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
-
- 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
- H05K7/20927—Liquid coolant without phase change
-
- 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
- H05K7/20945—Thermal management, e.g. inverter temperature control
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Power Engineering (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses a cooling device for a frequency converter. The cooling device comprises a seal box, a heat radiating box and a temperature control system, wherein one side of the seal box is a heat radiating wall; heating components of the frequency converter are installed on the inner side surface of the heat radiating wall; the outer side surface of the heat radiating wall is closely attached to a front water cooling box of a water cooling system; the heat radiating box comprises the water cooling system and a fan; front and back water cooling boxes of the water cooling system are communicated by a group of radiating pipes; cooling fins are uniformly distributed on two sides of the radiating pipes; the fan is installed at the bottom of the heat radiating box; radiating plates are installed on the left and right sides of the heat radiating box, and form the seal box structure together with the front and back water cooling boxes; and the top of the heat radiating box is open. The cooling device for the frequency converter adopts the way of combining water cooling with wind cooling to cool the frequency converter, and the device is small in volume and obvious in heat radiating effect; the fan and the seal box can be separated from the water cooling system, thus being convenient to clean; airtightness of the frequency converter is ensured by the seal box, and the frequency converter is prevented from being influenced by dust and moisture.
Description
Technical field
The invention belongs to radiator field, in particular it relates to a kind of frequency converter cooling device.
Background technology
Converter is application converter technique and microelectric technique, controls to hand over by changing motor working power Frequency Patterns
The electric control appliance of stream motor, is the core component of frequency conversion speed-adjusting system.Along with industrial automatization is more and more higher, become
Frequently device is increasingly widely applied in Industry Control and daily life field.Owing to converter core circuit module has collection
The features such as one-tenth degree height, high frequency, high pressure, high speed, cause generating heat seriously during its work.And the normal working temperature of converter is-10
DEG C ~+50 DEG C, once surpassing and go beyond the scope, the performance of electronic devices and components will decline, and affects the working effect of converter.If
Long-term work, at extraordinary temperature, can affect the service life of converter, and the serious consequence such as even set off an explosion, burn.Thus,
Converter needs the guarantee that heat abstractor of good performance normally works as it.
Existing heat dissipation technology uses metal fin directly to fit the method for circuit board mostly, utilizes wind-cooling heat dissipating, dissipates
Thermal velocity is slow, poor effect.Part uses the heat abstractor of water-cooled and the air-cooled heat dissipation technology combined to there is structure complexity, dress
Put closure difference easily leak, blower fan and water pump by shortcomings such as noise are big.
To this, China is primarily present following patent:
Patent publication No.: CN20248816U, discloses a kind of gilled radiator with stack effect, including a matrix,
On matrix, global formation has fin, described fin to surround the gas channel of up/down perforation.It is upper that the present invention utilizes that fin surrounds
Under through gas channel produce stack effect, enhance the cross-ventilation effect of fin surface, improve gilled radiator
Radiating efficiency.But, it being not particularly suited for converter in this radiator, internal structure is complicated, easy dust stratification and be difficult to clear up.
Summary of the invention
For solving the problem of above-mentioned existence, it is an object of the invention to provide a kind of frequency converter cooling device.
For reaching above-mentioned purpose, the technical solution used in the present invention is: a kind of frequency converter cooling device, including: one seals
Case, a sidewall of described seal box is heat radiation wall, is provided with converter heater members inside described heat radiation wall；One heat dissipation tank group
Part, is arranged at outside described heat radiation wall, including: water-cooling system, comprising: water cooling box one, it is arranged at heat dissipation tank near seal box
Side；Water cooling box two, is arranged at the heat dissipation tank side relative to water cooling box；One group of radiating tube, is uniformly arranged on water cooling box one and water
Between ice chest two, connect with water cooling box one, water cooling box two；Base plate, is arranged at described heat dissipation tank bottom surface, be arranged on water cooling box one,
Between water cooling box two；Blower fan, is arranged at base plate central authorities, and described fan outlet is just to radiating tube sidewall；Dividing plate, is arranged at heat radiation
Case side, is arranged between water cooling box one, water cooling box two；Temperature control system, comprising: temperature sensor, is arranged at described sealing
In case.
Further, described radiating tube inside is controlled, for hyperboloid of one sheet shape.
Separately, described radiating tube side is provided with one group of fin
Again, described fin surface is provided with fold in the width direction.
Separately having, described base plate and dividing plate mounting means are grafting.
Further, described radiating tube and water cooling box one, water cooling box two are for being tightly connected.
And, described seal box heat radiation wall is copper；It is copper that water cooling box one is close to seal box side；Described radiating tube
For copper；The side of the described relative radiating tube of water cooling box two is aluminum alloy material.
Also, described temperature control system is connected with blower fan.
Further, in described water cooling box, heat eliminating medium is water or oil.
Separately, described base plate is separable with water-cooling system；Described seal box is separable with water cooling box one；Described heat-dissipation spacer with
Water-cooling system is separable.
The beneficial effects of the present invention is: the present invention uses the air-cooled radiating mode combined with water-cooled, to the change sealed
Frequently device dispels the heat, good heat dissipation effect；Utilize temperature control system to control power of fan, regulate radiating effect, be beneficial to save the energy, anti-
Only the long-term high speed operation of blower fan reduces service life；Converter box sealing, it is to avoid dust and the steam pollution to converter；
Heat dissipation tank and seal box, blower fan are separable, it is simple to the cleaning of heat dissipation tank；Simple in construction, overall volume are little, are conducive to industry integrated
Change application.
Accompanying drawing explanation
Fig. 1 is the top view of a kind of frequency converter cooling device provided by the present invention.
Fig. 2 is the fin schematic diagram of a kind of frequency converter cooling device provided by the present invention.
Fig. 3 is the water cooling box structural representation of a kind of frequency converter cooling device provided by the present invention.
Fig. 4 is the heat dissipation tank base arrangement schematic diagram of a kind of frequency converter cooling device provided by the present invention.
Fig. 5 is the heat dissipation tank diaphragm structure schematic diagram of a kind of frequency converter cooling device provided by the present invention.
Detailed description of the invention
Following example are used for illustrating the present invention, but can not be used for limiting the scope of the present invention.
Seeing Fig. 1, a kind of frequency converter cooling device of the present invention, including seal box 2, heat dissipation tank 1 and temperature control system；Seal
One sidewall of case 2 is heat radiation wall 23, is provided with converter heater members 21 inside heat radiation wall 23；It is close to dissipate outside heat radiation wall 23
Hot tank 1；Heat dissipation tank 1 is cuboid；Temperature control system connects has temperature sensor 22, temperature sensor 22 to be arranged on seal box 2
In.Temperature control system is connected with blower fan 131.
Heat dissipation tank 1 includes water-cooling system, blower fan 131, base plate 13 and dividing plate 15；Water-cooling system includes water cooling box 1, water
Ice chest 2 11 and radiating tube 14；Water cooling box 1 is positioned at heat dissipation tank 1 side, is close to seal box 2；Water cooling box 2 11 is positioned at heat dissipation tank
The side of 1 relative water cooling box 1；Water cooling box 1 is connected by one group of radiating tube 14 with water cooling box 2 11；Base plate 13 is positioned at scattered
Bottom hot tank 1, it is inserted between water cooling box 1 and water cooling box 2 11；Blower fan 131 is positioned at base plate 13 centre, blower fan 131 air-out
Mouth is just to radiating tube 14 sidewall；The side of heat dissipation tank 1 opposed bottom 13 is opened wide；Another both sides are provided with dividing plate 15.Water cooling box 1
Being close to seal box 2 side is copper；Described radiating tube 14 is copper；The side of the relative radiating tube 14 of water cooling box 2 11 is aluminium alloy
Material.Radiating tube 14 hollow, is shaped as hyperboloid of one sheet shape, it is to avoid action of gravity causes shape distortion；Radiating tube 14 side sets
It is equipped with one group of fin 12；Seeing Fig. 2, fin surface is formed with groove 121, increasing heat radiation area, it is to avoid air disturbance.
Seeing Fig. 3, water cooling box 1, water cooling box 2 16 are structure as shown in the figure, as a example by water cooling box one.For connecting
The through hole 112 of radiating tube is evenly distributed on water cooling box side, dividing plate slot 111 and through hole 112 homonymy, point row both sides, cross section in
Inverted trapezoidal.Backplane slot and dividing plate slot 111, through hole 112 homonymy, be positioned at bottom, and cross section is inverted trapezoidal, and length is inserted with two dividing plates
The distance of groove 111 is consistent.
Seeing Fig. 4, base plate 13 central authorities are provided with blower fan 131；Base plate 13 both sides are provided with base plate and fix end 132, for even
Water receiving ice chest 1 and water cooling box 2 11, during use, fix end 132 insertion water cooling box 1, the end of water cooling box 2 16 by base plate
In plate slot.
Seeing Fig. 5, dividing plate 15 both sides are provided with dividing plate and fix end 151, are used for connecting water cooling box 1 and water cooling box 2 11,
During use, dividing plate is fixed in the dividing plate slot of end 132 insertion water cooling box 1, water cooling box 2 16.
The occupation mode of a kind of frequency converter cooling device provided by the present invention is as follows: converter heating element in seal box 2
The heat that part 21 distributes passes to water cooling box 1 by heat radiation wall 23, and in water cooling box 1, heat eliminating medium is heated and proceeds by liquid
Exchange and conduction of heat, transfer heat to rapidly on the radiating tube 14 in the middle part of heat dissipation tank 1.Blower fan 131 works, blowing cold air, band
Walk radiating tube 14 and the heat of fin 12.The ventilation channel that dividing plate 15 and water cooling box 11,16 are formed helps to create chimney
Effect, accelerates cross-ventilation in heat dissipation tank.After wind-cooling heat dissipating, partial heat arrives water cooling box 2 11, by water cooling box two
11 dispel the heat relative to the side of water cooling box one.During work, temperature information in seal box 2 is collected in temperature sensor 22, is sent to temperature
Ore-controlling Role core processor, processor produces corresponding PMW ripple, controls blower fan 131 power.When in seal box 2, temperature is higher,
Improve blower fan 131 power, strengthen air cooling effect, prevent system overheat；When temperature is relatively low in seal box 2, reduce blower fan 131 merit
Rate, weakens air cooling effect, saves the energy.
During dismounting heat dissipation tank 1, first tearing dividing plate open, 15 tear base plate 13 again open；When installing heat dissipation tank 1, first dress base plate 13, refills dividing plate
15。
It should be noted that above example is only in order to illustrate technical scheme and unrestricted.Although with reference to relatively
The present invention has been described in detail by good embodiment, it will be understood by those within the art that, can be to the technology of invention
Scheme is modified or equivalent, and without deviating from the scope of technical solution of the present invention, it all should contain the power in the present invention
In profit claimed range.
Claims (10)
1. a frequency converter cooling device, it is characterised in that including a: seal box, a sidewall of described seal box is heat radiation
Wall, is provided with converter heater members inside described heat radiation wall；One heat dissipation tank assembly, is arranged at outside described heat radiation wall, including:
Water-cooling system, comprising: water cooling box one, is arranged at heat dissipation tank near seal box side；Water cooling box two, is arranged at heat dissipation tank relative
The side of water cooling box；One group of radiating tube, is uniformly arranged between water cooling box one and water cooling box two, with water cooling box one, water cooling box two
Connection；Base plate, is arranged at described heat dissipation tank bottom surface, is arranged between water cooling box one, water cooling box two；Blower fan, is arranged in base plate
Centre, described fan outlet is just to radiating tube sidewall；Dividing plate, is arranged at heat dissipation tank side, is arranged on water cooling box one, water cooling box two
Between；Temperature control system, comprising: temperature sensor, is arranged in described seal box.
A kind of frequency converter cooling device the most according to claim 1, it is characterised in that control in described radiating tube inside, for
Hyperboloid of one sheet shape.
A kind of frequency converter cooling device the most according to claim 1, it is characterised in that described radiating tube side is provided with one
Group fin.
A kind of frequency converter cooling device the most according to claim 3, it is characterised in that described fin surface is along width side
To being provided with fold.
A kind of frequency converter cooling device the most according to claim 1, it is characterised in that described base plate and dividing plate mounting means
For grafting.
A kind of frequency converter cooling device the most according to claim 1, it is characterised in that described radiating tube and water cooling box one,
Water cooling box two is for being tightly connected.
A kind of frequency converter cooling device the most according to claim 1, it is characterised in that described seal box heat radiation wall is
Copper；It is copper that water cooling box one is close to seal box side；Described radiating tube is copper；The one of the described relative radiating tube of water cooling box two
Side is aluminum alloy material.
A kind of frequency converter cooling device the most according to claim 1, it is characterised in that described temperature control system is with blower fan even
Connect.
A kind of frequency converter cooling device the most according to claim 1, it is characterised in that in described water cooling box, heat eliminating medium is
Water or oil.
A kind of frequency converter cooling device the most according to claim 1, it is characterised in that described base plate and water-cooling system can
Separate；Described seal box is separable with water cooling box one；Described heat-dissipation spacer is separable with water-cooling system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610458940.4A CN106061200A (en) | 2016-06-23 | 2016-06-23 | Cooling device for frequency converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610458940.4A CN106061200A (en) | 2016-06-23 | 2016-06-23 | Cooling device for frequency converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106061200A true CN106061200A (en) | 2016-10-26 |
Family
ID=57168815
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610458940.4A Pending CN106061200A (en) | 2016-06-23 | 2016-06-23 | Cooling device for frequency converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106061200A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106411110A (en) * | 2016-11-16 | 2017-02-15 | 重庆科川电气有限公司 | Heat radiation controllable frequency converter |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204334486U (en) * | 2014-11-07 | 2015-05-13 | 北京北广科技股份有限公司 | The power amplifier of tower structure |
| CN105246292A (en) * | 2015-07-20 | 2016-01-13 | 桂林电子科技大学 | Electronic device heat radiator with triangular cross section |
| CN105375743A (en) * | 2015-12-04 | 2016-03-02 | 太仓陶氏电气有限公司 | High-efficiency heat radiation apparatus applied to frequency converter |
| CN205160353U (en) * | 2015-12-04 | 2016-04-13 | 太仓陶氏电气有限公司 | Converter heat abstractor |
| CN205305309U (en) * | 2015-10-12 | 2016-06-08 | 桂林电子科技大学 | Electronic heat sink subassembly in convex cross -section that vertical position used |
-
2016
- 2016-06-23 CN CN201610458940.4A patent/CN106061200A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204334486U (en) * | 2014-11-07 | 2015-05-13 | 北京北广科技股份有限公司 | The power amplifier of tower structure |
| CN105246292A (en) * | 2015-07-20 | 2016-01-13 | 桂林电子科技大学 | Electronic device heat radiator with triangular cross section |
| CN205305309U (en) * | 2015-10-12 | 2016-06-08 | 桂林电子科技大学 | Electronic heat sink subassembly in convex cross -section that vertical position used |
| CN105375743A (en) * | 2015-12-04 | 2016-03-02 | 太仓陶氏电气有限公司 | High-efficiency heat radiation apparatus applied to frequency converter |
| CN205160353U (en) * | 2015-12-04 | 2016-04-13 | 太仓陶氏电气有限公司 | Converter heat abstractor |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106411110A (en) * | 2016-11-16 | 2017-02-15 | 重庆科川电气有限公司 | Heat radiation controllable frequency converter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161026 |
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| RJ01 | Rejection of invention patent application after publication |