CN212876522U - Water-cooled heat radiation structure of converter - Google Patents
Water-cooled heat radiation structure of converter Download PDFInfo
- Publication number
- CN212876522U CN212876522U CN202022258589.9U CN202022258589U CN212876522U CN 212876522 U CN212876522 U CN 212876522U CN 202022258589 U CN202022258589 U CN 202022258589U CN 212876522 U CN212876522 U CN 212876522U
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- water
- frequency converter
- converter case
- radiator
- heat dissipation
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Abstract
The utility model relates to a water-cooled heat dissipation structure of a frequency converter, which comprises a frequency converter case; the side part of the frequency converter case is modularly provided with a fan and an air outlet; the surface of the frequency converter case is provided with a lower cover, and the rear side of the frequency converter case is provided with a radiator water-cooling plate; the water cooling plate of the radiator is provided with a water inlet and a water outlet; the water inlet and the water outlet are communicated with the pump body and the heat exchanger through a heat exchange tube group; the other side of the frequency converter case, which is opposite to the fan, is provided with a control port wiring protecting wire ring; the fan is arranged opposite to the capacitor. In the utility model, the driving plate is more efficiently cooled and dustproof by the water-cooling plate of the radiator, the pump body and the heat exchanger which are matched, and the water-cooling plate is not in contact with the driving plate, thus avoiding the damage of components caused by water leakage; meanwhile, the fan is used for cooling electronic elements such as capacitors and inductors, and the cooling efficiency is greatly improved.
Description
Technical Field
The utility model relates to a heat radiation structure, concretely relates to water-cooled heat radiation structure of converter mainly is applied to central refrigeration plant, belongs to frequency conversion control technical field.
Background
The existing frequency converter product is mainly formed by splicing a power distribution cabinet (an incoming line cabinet) and a plurality of frequency converter unit cabinets, wherein each frequency converter unit cabinet consists of an input filter, an input reactor, a frequency converter unit and a sine filter unit. The following description takes two frequency converter unit cabinets as an example, the power distribution cabinet generally consists of a circuit breaker and a safety device, and the frequency converter is formed by splicing three cabinet bodies, so that the appearance is large, the installation occupied space is large, the transportation and management cost is high, and the manufacturing cost is high. In addition, the trompil that the qianmen air intake and the top of converter go out the fan housing is straight-through hole, and what the top cover that the top goes out the fan housing adopted is that rivet the fixed mode, adopts embedded mode of closing between the side door and the cabinet body, has the clearance between side door and the cabinet body stand, and also gapped between the three cabinet body, and these factors lead to the protection level of converter rack lower, generally only IP20, and the panel beating casing processing degree of difficulty is big, and the concatenation gap produces the error easily. And meanwhile, most of frequency converter cases are cooled by air, and the mode has great limitation on heat dissipation performance. Therefore, further improvements are desired.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at overcoming the defect among the prior art, providing a water-cooled heat radiation structure of converter, the radiating effect is superior, and the operation is reliable and stable, reduces use cost, and the installation is convenient.
In order to achieve the above object, the present invention provides a water-cooled heat dissipation structure of a frequency converter, which comprises a frequency converter case; the side part of the frequency converter case is modularly provided with a fan and an air outlet; the surface of the frequency converter case is provided with a lower cover, and the rear side of the frequency converter case is provided with a radiator water-cooling plate; the water cooling plate of the radiator is provided with a water inlet and a water outlet; the water inlet and the water outlet are communicated with the pump body and the heat exchanger through a heat exchange tube group; the other side of the frequency converter case, which is opposite to the fan, is provided with a control port wiring protecting wire ring; the fan is arranged opposite to the capacitor.
Preferably, the rear side of the frequency converter case is provided with an assembly port relative to the radiator water-cooling plate; the lower side of the assembly opening is oppositely provided with a water inlet pipe and a water outlet pipe which are communicated with the water inlet and the water outlet.
The driving board is cooled by using the better heat dissipation performance of water cooling heat dissipation than air cooling heat dissipation. And the water cooling plate is not in direct contact with the driving plate, so that the safety is high.
Preferably, the water inlet and the water outlet are respectively provided with at least three water inlets and at least three water outlets; the water inlet and the water outlet are both arranged on the fixed flange; the bottom of the frequency converter case is provided with a screw hole relative to the fixed flange; the fixing flange is fixed with the frequency converter case through a fastening bolt.
Preferably, a heat dissipation plate is arranged between the radiator water cooling plate and the driving plate; the radiator water-cooling plate is positioned at the lower side of the fan.
And the capacitors and the inductors are radiated by air cooling, so that double radiation is realized.
Preferably, a supporting platform for bearing the heat dissipation plate is arranged between the radiator water cooling plate and the driving plate; and a radiating grid hole is also arranged on one side of the control port wiring protecting wire ring of the frequency converter case.
Preferably, a hanging ring is arranged at the top of the frequency converter case; the top of the frequency converter case is provided with an incoming line interface; and an outlet interface is arranged at the bottom of the frequency converter.
Preferably, the incoming line interface and the outgoing line interface are respectively provided with an input cable protecting ring and an output cable arc ring.
In the utility model, the driving plate is more efficiently cooled and dustproof by the water-cooling plate of the radiator, the pump body and the heat exchanger which are matched, and the water-cooling plate is not in contact with the driving plate, thus avoiding the damage of components caused by water leakage; meanwhile, the fan is used for cooling electronic elements such as capacitors and inductors, and the cooling efficiency is greatly improved.
Drawings
Fig. 1 is a schematic view of the assembly structure of the present invention.
Fig. 2 is a side view of the present invention.
Fig. 3 is a bottom view of the present invention.
Fig. 4 is a side view of the present invention in another direction.
In the figure, 1 is a frequency converter case, 2 is a fan, 3 is an air outlet, 4 is a lower cover, 5 is a radiator water-cooling plate, 5.1 is a water inlet, 5.2 is a water outlet, 6 is a control port wiring grommet, 7 is a water inlet pipe, 8 is a water outlet pipe, 9 is a fixing flange, 10 is a heat dissipation grid hole, 11 is a hanging ring, 12 is an input cable grommet, and 13 is an output cable grommet.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and obviously, the described embodiments are only a part of the embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work all belong to the protection scope of the present invention.
Terms used herein, including technical and scientific terms, have the same meaning as terms commonly understood by one of ordinary skill in the art, unless otherwise defined. It will be understood that terms defined in commonly used dictionaries have meanings that are consistent with their meanings in the prior art
Referring to fig. 1-4, a water-cooled heat dissipation structure of a frequency converter includes a frequency converter case 1; the side part of the frequency converter case 1 is modularly provided with a fan 2 and an air outlet 3; the surface of the frequency converter case 1 is provided with a lower cover 4, and the rear side of the frequency converter case 1 is provided with a radiator water-cooling plate 5; the water cooling plate 5 of the radiator is provided with a water inlet 5.1 and a water outlet 5.2; the water inlet 5.1 and the water outlet 5.2 are communicated with the pump body and the heat exchanger through a heat exchange tube group; the other side of the frequency converter case 1 opposite to the fan is provided with a control port wiring protecting wire ring 6; the fan 2 is arranged opposite to the capacitor.
Specifically, in the present embodiment, the control port wiring grommet 6 is used to connect the control unit and the circuit board inside the chassis.
Furthermore, the rear side of the frequency converter case 1 is provided with an assembly port relative to the radiator water-cooling plate 5; the lower side of the assembly opening is oppositely provided with a water inlet pipe 7 and a water outlet pipe 8 which are communicated with the water inlet 5.1 and the water outlet 5.2.
Specifically, in this embodiment, the heat-exchange liquid enters from the water inlet 5.1, and enters the water-cooling plate 5 of the heat sink after passing through the water inlet pipe 7, and is carried out to the outside by absorbing heat on the heat-cooling plate and passing through the water outlet pipe 8 and the water outlet 5.2. The heating panel is used for absorbing the heat of drive plate, avoids the water-cooling board direct and drive plate contact.
Furthermore, the number of the water inlets 5.1 and the number of the water outlets 5.2 are at least three; the water inlet and the water outlet are both arranged on the fixed flange 9; the bottom of the frequency converter case 1 is provided with a screw hole corresponding to the fixed flange 9; the fixing flange is fixed with the frequency converter case 1 through a fastening bolt.
Furthermore, a heat dissipation plate is arranged between the radiator water cooling plate 5 and the driving plate; the radiator water-cooling plate 5 is positioned at the lower side of the fan 2.
Specifically, in the present embodiment, the heat dissipation plate is a conventional metal heat dissipation plate, and absorbs heat from the driving board.
Furthermore, a supporting platform for bearing the heat dissipation plate is arranged between the radiator water cooling plate 5 and the driving plate; and a radiating grid hole 10 is also arranged on one side of the control port wiring protecting wire ring of the frequency converter case.
Furthermore, a hanging ring 11 is arranged at the top of the frequency converter case 1; and the bottom of the frequency converter case 1 is provided with an incoming line interface and an outgoing line interface.
Furthermore, an input cable protecting ring 12 and an output cable arc ring 13 are respectively arranged at the wire inlet interface and the wire outlet interface.
Specifically, in order to protect the power grid and enable the frequency converter to work stably and normally, a direct current reactor is preferably arranged inside a frequency converter case, and in order to facilitate wiring of customers and simplify internal copper bars, the wiring mode adopts a downward-in and downward-out mode; because of adopting the lower input and the lower output, the output terminal is relatively close to the case.
Finally, the above embodiments are only intended to illustrate the technical solution of the present invention and not to limit the same, although the present invention is described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solution of the present invention can be modified or replaced with other equivalent solutions without departing from the spirit and scope of the present invention, which should be covered by the claims of the present invention.
Claims (7)
1. A water-cooled heat radiation structure of a frequency converter comprises a frequency converter case; the side part of the frequency converter case is modularly provided with a fan and an air outlet; the surface of the frequency converter case is provided with a lower cover, and the frequency converter case is characterized in that: a radiator water-cooling plate is arranged on the rear side of the frequency converter case; the water cooling plate of the radiator is provided with a water inlet and a water outlet; the water inlet and the water outlet are communicated with the pump body and the heat exchanger through a heat exchange tube group; the other side of the frequency converter case, which is opposite to the fan, is provided with a control port wiring protecting wire ring; the fan is arranged opposite to the capacitor.
2. The water-cooled heat dissipation structure of an inverter according to claim 1, wherein: the rear side of the frequency converter case is provided with an assembling port relative to the radiator water-cooling plate; the lower side of the assembly opening is oppositely provided with a water inlet pipe and a water outlet pipe which are communicated with the water inlet and the water outlet.
3. The water-cooled heat dissipation structure of an inverter according to claim 2, wherein: the water inlets and the water outlets are respectively provided with at least three water inlets and at least three water outlets; the water inlet and the water outlet are both arranged on the fixed flange; the bottom of the frequency converter case is provided with a screw hole relative to the fixed flange; the fixing flange is fixed with the frequency converter case through a fastening bolt.
4. The water-cooled heat dissipation structure of an inverter according to claim 1, wherein: a heat dissipation plate is arranged between the radiator water cooling plate and the drive plate; the radiator water-cooling plate is positioned at the lower side of the fan.
5. The water-cooled heat dissipation structure of an inverter according to claim 4, wherein: a tray for bearing the heat dissipation plate is arranged between the water cooling plate of the radiator and the drive plate; and a radiating grid hole is also arranged on one side of the control port wiring protecting wire ring of the frequency converter case.
6. The water-cooled heat dissipation structure of an inverter according to claim 1, wherein: the top of the frequency converter case is provided with a hanging ring; and the bottom of the frequency converter is provided with an incoming line interface and an outgoing line interface.
7. The water-cooled heat dissipation structure of an inverter according to claim 6, wherein: the incoming line interface and the outgoing line interface are respectively provided with an input cable protecting ring and an output cable arc ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022258589.9U CN212876522U (en) | 2020-10-12 | 2020-10-12 | Water-cooled heat radiation structure of converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022258589.9U CN212876522U (en) | 2020-10-12 | 2020-10-12 | Water-cooled heat radiation structure of converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212876522U true CN212876522U (en) | 2021-04-02 |
Family
ID=75201743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022258589.9U Expired - Fee Related CN212876522U (en) | 2020-10-12 | 2020-10-12 | Water-cooled heat radiation structure of converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212876522U (en) |
-
2020
- 2020-10-12 CN CN202022258589.9U patent/CN212876522U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210402 Termination date: 20211012 |