CN205755248U - A kind of cooling device of frequency converter - Google Patents
A kind of cooling device of frequency converter Download PDFInfo
- Publication number
- CN205755248U CN205755248U CN201620691185.XU CN201620691185U CN205755248U CN 205755248 U CN205755248 U CN 205755248U CN 201620691185 U CN201620691185 U CN 201620691185U CN 205755248 U CN205755248 U CN 205755248U
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- Prior art keywords
- converter
- cooling device
- frequency converter
- refrigerant
- refrigerant coil
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Abstract
The utility model discloses a kind of cooling device of frequency converter, aim to solve the problem that converter how uniform decrease in temperature problem, its drip irrigation device is: a kind of cooling device of frequency converter, including pedestal, described pedestal is provided with converter, the described converter back side is provided with refrigerant coil, and described refrigerant coil and converter are slidably connected.A kind of cooling device of frequency converter of the present utility model can make converter uniform decrease in temperature, and cooling-down effect is preferable.
Description
Technical field
This utility model relates to the accessory of a kind of converter, more specifically, it relates to a kind of cooling device of frequency converter.
Background technology
Converter to produce certain power consumption as a kind of current transformer in running.Owing to using device different, control
Mode processed is different, different brands, and power consumption produced by the converter of different size is also not quite similar.Data shows the merit of converter
The 4-5% of consumption generally its capacity.Wherein Converting Unit accounts for 50%, and rectification and DC loop about 40% controls and protect electricity
Road is 5-15%.10 DEG C of rules show when device temperature reduces by 10 DEG C, the reliability growth of device one times.Visible how to process change
Frequently the heat radiation of device, reduces temperature rise, the reliability of raising device, thus the service life of extension device, preferably serves society
It is the most important.
Solution currently for the problems referred to above mainly has: natural heat dissipation, air-cooled, water-cooled.For micro frequency transformer one
As take natural cooling.And fan coolling is used for large-size variable-frequency device, this type of cooling is open cooling, once
Requiring that converter is IP55 degree of protection, this type of cooling cannot meet, and fan coolling there is also a blower fan
Noise problem.Water-cooled is a kind of mode that industry cooling is more common, dispels the heat very for converter this equipment choosing which
Few, because its cost is high, volume is big, is difficult to the degree accomplishing cost performance to allow user accept, only at special occasions and
The king-sized converter of capacity is just adopted in this way.When running into large-size variable-frequency device especially Large Central Air Conditioning System unit and electricity
Control case space is little, and during the extra high situation of ambient temperature, above-mentioned several types of cooling are just difficult to the efficient cooling of converter.
For the problems referred to above, a kind of cooling device of frequency converter disclosed in the Chinese patent of Publication No. CN204887845U,
It is characterized in that: a kind of cooling device of frequency converter, including refrigerant coil, described refrigerant coil is arranged on converter
The back side, refrigerant coil is provided with refrigerant inlet and refrigerant outlet, and refrigerant inlet is connected with condensator outlet, refrigeration
Agent outlet is connected with compressor air suction mouth, is provided with inlet valve, converter or refrigerant coil and is provided with temperature at refrigerant inlet
Degree sensor, temperature sensor and inlet valve are connected with controller respectively.The program can cool down converter, reduces converter temperature
Degree.
The program solves the cooling problem of converter, but in the program, refrigerant coil is fixed on the same of converter
Individual position cools down, and the local temperature not contacted with refrigerant coil on converter may be higher, whole converter temperature
Degree skewness, causes converter to be heated for a long time or lowers the temperature uneven, being easily caused fault, so this utility model provides
A kind of new technical scheme solves the problems referred to above.
Utility model content
The deficiency existed for prior art, the purpose of this utility model is to provide a kind of cooling device of frequency converter, logical
Cross the refrigeration coil being slidably connected on converter and converter is carried out uniform decrease in temperature, thus reach the effect of fast cooling.
Above-mentioned technical purpose of the present utility model has the technical scheme that a kind of converter cooling dress
Putting, including pedestal, described pedestal is provided with converter, and the described converter back side is provided with refrigerant coil, described cold-producing medium dish
Pipe and converter are slidably connected, and described refrigerant coil connects the moving assembly making refrigerant coil move.
By using technique scheme, pedestal is provided with converter, and converter can produce heat work when,
The back side of converter is provided with refrigerant coil, is lowered the temperature to converter by refrigerant coil, imitates to reach optimal cooling
Really, and can lower the temperature converter equably, refrigerant coil is slidably connected on converter, is existed by refrigerant coil
Movement on converter, plays the effect of uniform decrease in temperature.
This utility model is further arranged to: described moving assembly includes the projection being fixed on refrigerant coil, institute
State projection to be rotatably connected to for mobile protruding leading screw.
By using technique scheme, move refrigerant coil for convenience, refrigerant coil is fixedly connected with
Projection, projection is rotatably connected to for mobile protruding leading screw, by leading screw and protruding cooperation so that refrigerant coil is becoming
Frequently the device back side is moved, thus reaches the effect of uniform decrease in temperature.
This utility model is further arranged to: described leading screw connects servomotor.
By using technique scheme, in order to realize moving back and forth of refrigerant coil, leading screw connects servomotor,
By rotating and reverse of Serve Motor Control leading screw, such that it is able to reach moving back and forth of refrigerant coil.
This utility model is further arranged to: described refrigerant coil is provided with refrigerant inlet and refrigerant outlet, institute
Stating refrigerant inlet connection and have condensator outlet, described refrigerant outlet connects compressor air suction mouth.
By using technique scheme, refrigerant coil is provided with refrigerant inlet and refrigerant outlet, by refrigeration
Agent import and refrigerant outlet, refrigerant inlet is connected with condensator outlet, and refrigerant outlet is connected with compressor air suction mouth
Connect so that the cooling material in refrigerant coil is in flow regime all the time, strengthen cooling-down effect.
This utility model is further arranged to: be provided with inlet valve at described refrigerant inlet.
By using technique scheme, at refrigerant inlet, it is provided with inlet valve, when converter is cooled to certain
After temperature, in order to save resource, flow can be controlled by inlet valve, reduce waste, when needs are lowered the temperature again, open into
Mouth valve, continues to lower the temperature converter.
This utility model is further arranged to: described converter is provided with temperature sensor, and described temperature sensor connects
There is controller.
By using technique scheme, being mounted with temperature sensor on converter, temperature sensor connects control
Device, can realize the real-time control to converter temperature by temperature sensor, it is thus possible to control inlet valve according to the actual requirements,
Save resource.
This utility model is further arranged to: described moving assembly includes being positioned at the part beyond converter and fixing connection
L-type projection on refrigerant coil, described L-type projection and converter are conflicted and are connected.
By using technique scheme, owing to refrigerant coil slides on converter, in order to prevent refrigerant coil
Departing from converter, be provided with L-type projection in the refrigerant coil part beyond converter, L-type projection is buckled on converter, effectively
Prevent refrigerant coil from break-off occurring when mobile.
This utility model is further arranged to: be provided with cam mechanism on described pedestal, and described cam mechanism includes even
Bar, described connecting rod and refrigerant coil are fixing to be connected, and described connecting rod is fixedly connected with back-moving spring, another of described back-moving spring
End and the fixing connection of pedestal.
By using technique scheme, move refrigerant coil for convenience, pedestal is provided with cam mechanism, convex
Wheel mechanism includes connecting rod, and connecting rod is resetted by back-moving spring, connecting rod and the fixing connection of refrigerant coil, can by cam structure
To realize the reciprocating motion of refrigerant coil, thus realize the uniform decrease in temperature to converter.
This utility model is further arranged to: described cam mechanism connects motor.
By using technique scheme, cam mechanism rotates automatically for convenience, and cam mechanism connects motor, passes through
Motor drives, convenient operation.
This utility model is further arranged to: described servomotor, inlet valve are connected with controller respectively.
By use technique scheme, in order to realize automatically controlling, by servomotor, inlet valve respectively with controller phase
Connecting, when converter need not cooling when, temperature sensor transmits a signal to controller, and controller controls servomotor and stops
Only work, refrigerant coil stops mobile, and controller cuts out inlet valve, effectively saves resource, when needs drop to converter
The when of temperature, temperature sensor transmits a signal to controller, and controller again controls servomotor and starts working, refrigerant coil
Starting mobile, controller controls inlet valve and opens, and lowers the temperature converter, thus realizes automatically controlling.
In sum, this utility model has the advantages that
One, carries out cooling down by the mobile refrigerant coil at the converter back side to converter；
Its two, by controller control realization Automated condtrol.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present embodiment one；
Fig. 2 is the part annexation schematic diagram of the present embodiment one；
Fig. 3 is the structural representation of the present embodiment two.
In figure: 1, pedestal；2, converter；3, refrigerant coil；4, protruding；5, leading screw；6, servomotor；7, cold-producing medium enters
Mouthful；8, refrigerant outlet；9, L-type projection；10, cam；11, connecting rod；12, back-moving spring.
Detailed description of the invention
Below in conjunction with the accompanying drawings and embodiment, this utility model is described in detail.
Embodiment one: a kind of cooling device of frequency converter, as shown in Figure 1 and 2, including pedestal 1, is provided with frequency conversion on pedestal 1
Device 2, converter 2 operationally can produce heat, so needing converter 2 is carried out cooling down, sliding at the back side of converter 2
Be dynamically connected refrigerant coil 3；The refrigerant coil 3 part beyond converter 2 is provided with L-type projection 9, L-type projection 9 and change
Frequently device 2 is conflicted and is connected, and is possible to prevent refrigerant coil 3 to depart from converter 2 when mobile, is slidably connected by refrigerant coil 3
Converter 2 reaches the uniform decrease in temperature to converter 2；Refrigerant coil 3 is welded with protruding 4, protruding 4 be rotatably connected to
Leading screw 5, leading screw 5 connects servomotor 6；Refrigerant coil 3 is provided with refrigerant inlet 7 and refrigerant outlet 8, refrigerant inlet
7 are connected with condensator outlet, and refrigerant outlet 8 is connected with compressor air suction mouth；Import department at cold-producing medium be additionally provided with into
Mouth valve, inlet valve can control the keying of refrigerant inlet 7, can close in time when need not lower the temperature converter 2
Refrigerant inlet 7, saves resource；Converter 2 is additionally provided with temperature sensor, temperature sensor and inlet valve and servo electricity
Machine 6 connects with controller respectively, can realize Automated condtrol by controller.
When converter 2 temperature is higher when, need converter 2 is lowered the temperature, the temperature sensor on converter 2
Detecting that temperature is higher, then pass the signal on controller, inlet valve opened by controller, starts servomotor 6, servo electricity
Machine 6 drives leading screw 5 to rotate, and protruding 4 drive refrigerant coil 3 to move at converter 2 back side, and frequency changer is entered by refrigerant coil 3
Row cooling；After converter 2 is lowered the temperature, it is not necessary to continuing cooling, the temperature sensor on converter 2 detects that temperature is relatively
Low, then pass the signal on controller, controller cuts out inlet valve, stops servomotor 6, and leading screw 5 stops operating, refrigeration
Agent coil pipe 3 stops mobile, thus stops the cooling down to converter 2 and work.
Embodiment two: a kind of cooling device of frequency converter, as it is shown on figure 3, the difference from embodiment one is: at pedestal 1
On cam mechanism is installed, cam mechanism includes that connecting rod 11, connecting rod 11 are welded with back-moving spring 12, the other end of back-moving spring 12
Welding with pedestal 1, connecting rod 11 and refrigerant coil 3 are welded to connect, and cam 10 rotates, and drivening rod 11 moves reciprocatingly, thus
Drive refrigerant coil 3 to move back and forth at converter 2 back side, reach to the effect of converter 2 uniform decrease in temperature.
The above is only preferred implementation of the present utility model, and protection domain of the present utility model is not limited merely to
Above-described embodiment, all technical schemes belonged under this utility model thinking belong to protection domain of the present utility model.Should refer to
Go out, for those skilled in the art, without departing from the some improvement under this utility model principle premise and
Retouching, these improvements and modifications also should be regarded as protection domain of the present utility model.
Claims (10)
1. a cooling device of frequency converter, including pedestal (1), described pedestal (1) is provided with converter (2), described converter (2)
The back side is provided with refrigerant coil (3), it is characterised in that: described refrigerant coil (3) and converter (2) are slidably connected, described
Refrigerant coil (3) connects the moving assembly making refrigerant coil (3) movement.
A kind of cooling device of frequency converter the most according to claim 1, it is characterised in that: described moving assembly includes fixing
Projection (4) on refrigerant coil (3), described projection (4) is rotatably connected to the leading screw (5) for mobile protruding (4).
A kind of cooling device of frequency converter the most according to claim 2, it is characterised in that: described leading screw (5) connects servo
Motor (6).
A kind of cooling device of frequency converter the most according to claim 3, it is characterised in that: described refrigerant coil sets on (3)
Having refrigerant inlet (7) and refrigerant outlet (8), described refrigerant inlet (7) connects has condensator outlet, described cold-producing medium to go out
Mouth (8) connects compressor air suction mouth.
A kind of cooling device of frequency converter the most according to claim 4, it is characterised in that: described refrigerant inlet (7) place sets
There is inlet valve.
A kind of cooling device of frequency converter the most according to claim 5, it is characterised in that: described converter (2) is provided with temperature
Degree sensor, described temperature sensor connects controller.
A kind of cooling device of frequency converter the most according to claim 1, it is characterised in that: described moving assembly includes being positioned at super
The part going out converter (2) and the L-type projection (9) being fixedly connected on refrigerant coil (3), described L-type projection (9) and frequency conversion
Device (2) is conflicted and is connected.
A kind of cooling device of frequency converter the most according to claim 1, it is characterised in that: it is provided with convex on described pedestal (1)
Wheel mechanism, described cam mechanism includes the fixing connection of connecting rod (11), described connecting rod (11) and refrigerant coil (3), described company
Bar (11) is fixedly connected with back-moving spring (12), the other end of described back-moving spring (12) and the fixing connection of pedestal (1).
A kind of cooling device of frequency converter the most according to claim 8, it is characterised in that: described cam mechanism connects electricity
Machine.
A kind of cooling device of frequency converter the most according to claim 6, it is characterised in that: described servomotor (6), import
Valve is connected with controller respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620691185.XU CN205755248U (en) | 2016-07-02 | 2016-07-02 | A kind of cooling device of frequency converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620691185.XU CN205755248U (en) | 2016-07-02 | 2016-07-02 | A kind of cooling device of frequency converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205755248U true CN205755248U (en) | 2016-11-30 |
Family
ID=57380264
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620691185.XU Active CN205755248U (en) | 2016-07-02 | 2016-07-02 | A kind of cooling device of frequency converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205755248U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109429448A (en) * | 2017-08-29 | 2019-03-05 | 天津测防爆科技有限公司 | A kind of explosion-proof frequency converter |
-
2016
- 2016-07-02 CN CN201620691185.XU patent/CN205755248U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109429448A (en) * | 2017-08-29 | 2019-03-05 | 天津测防爆科技有限公司 | A kind of explosion-proof frequency converter |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |