CN210641244U - Frequency converter power unit and frequency converter - Google Patents
Frequency converter power unit and frequency converter Download PDFInfo
- Publication number
- CN210641244U CN210641244U CN201921755969.4U CN201921755969U CN210641244U CN 210641244 U CN210641244 U CN 210641244U CN 201921755969 U CN201921755969 U CN 201921755969U CN 210641244 U CN210641244 U CN 210641244U
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- frequency converter
- fixedly connected
- bridge arm
- power unit
- frame
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Abstract
The utility model relates to a converter technical field, and a converter power unit and converter is disclosed, which comprises a frame, the upper end fixedly connected with fixed plate of frame, a plurality of bridge arm modules of one end fixedly connected with of fixed plate, the other end fixedly connected with public generating line of fixed plate, the lateral wall fixedly connected with heat dissipation mechanism of fixed plate, heat dissipation mechanism includes the heat-conducting plate of fixed connection at every bridge arm module lower extreme, the upper end fixedly connected with refrigeration water tank and the circulating pump of frame, the fixed intercommunication in the water inlet department of circulating pump of the delivery port of refrigeration water tank, the fixed intercommunication of delivery port of circulating pump has U type water-cooling tube, the one end fixed connection who keeps away from the circulating pump of U type water-cooling tube is at the water inlet of refrigeration water tank. The utility model discloses can improve equipment's radiating efficiency, reduce equipment trouble and the damage problem that leads to because of high temperature, make things convenient for people to use, satisfy people's demand.
Description
Technical Field
The utility model relates to a converter technical field especially relates to a converter power unit and converter.
Background
The device mainly comprises a rectifying unit (alternating current to direct current), a filtering unit, an inverting unit (direct current to alternating current), a braking unit, a driving unit, a detection unit micro-processing unit and the like. The frequency converter adjusts the voltage and frequency of an output power supply by switching on and off an internal IGBT, provides the required power supply voltage according to the actual requirement of the motor, and further achieves the purposes of energy saving and speed regulation. With the continuous improvement of the industrial automation degree, the frequency converter is also widely applied.
Most of the existing frequency converter power units and frequency converters adopt external heat dissipation or natural heat dissipation, the effect is poor, equipment is easy to stop working due to high temperature, meanwhile, a built-in radiator is always blown between wind power, the heat dissipation effect is poor, an aging motor is easy to accelerate, and troubles are brought to people.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem that the radiating effect of the power unit of the intermediate frequency converter in the prior art is relatively poor, and the proposed power unit of the intermediate frequency converter and the frequency converter.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a frequency converter power unit and a frequency converter comprise a frame, wherein the upper end of the frame is fixedly connected with a fixing plate, one end of the fixed plate is fixedly connected with a plurality of bridge arm modules, the other end of the fixed plate is fixedly connected with a common bus, the side wall of the fixed plate is fixedly connected with a heat dissipation mechanism, the heat dissipation mechanism comprises a heat conduction plate fixedly connected with the lower end of each bridge arm module, the upper end of the frame is fixedly connected with a refrigeration water tank and a circulating pump, the water outlet of the refrigeration water tank is fixedly communicated with the water inlet of the circulating pump, the water outlet of the circulating pump is fixedly communicated with a U-shaped water-cooling pipe, one end of the U-shaped water-cooling pipe far away from the circulating pump is fixedly connected with the water inlet of the refrigeration water tank, the side wall of the heat conducting plate is fixedly connected with a heat conducting fin, and the heat conducting fin penetrates through the side wall of the fixing plate and is fixedly sleeved on the pipe wall of the U-shaped water cooling pipe.
Preferably, the bridge arm modules form a bridge arm of a power unit of the frequency converter, all electronic components in each bridge arm module belong to the same bridge arm of the power unit, and the electronic components on the bridge arm modules include: electrolytic capacitor, silicon controlled rectifier, rectifier bridge and TGBT.
Preferably, the upper end of the frame is fixedly connected with a fan at one side of the U-shaped water-cooling pipe.
Preferably, the bridge arm module includes: IGBT control module, generating line support capacitance, alternating current-direct current copper bar and drive circuit.
Preferably, a plurality of the bridge arm modules are connected through a common bus.
Compared with the prior art, the utility model provides a converter power unit and converter possesses following beneficial effect:
1. this converter power unit and converter, heat dissipation mechanism through being equipped with includes the heat-conducting plate, the refrigeration water tank, the circulating pump, U type water-cooling tube, conducting strip and fan, can constitute circulation water cooler through refrigeration water tank and circulating pump, come to refrigerate the heat dissipation to conducting strip and heat-conducting plate, blow through the fan simultaneously and accelerated the radiating process, constitute dual cooling, the radiating efficiency of equipment has been improved, equipment trouble and the damage problem that leads to because of the high temperature have been reduced, make things convenient for people to use, people's demand has been satisfied.
And the part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses can improve equipment's radiating efficiency, reduce equipment trouble and the damage problem that leads to because of high temperature, make things convenient for people to use, satisfied people's demand.
Drawings
Fig. 1 is a schematic structural diagram of a power unit and a frequency converter of the frequency converter according to the present invention;
fig. 2 is a side view of a power unit and a frequency converter of the present invention;
fig. 3 is a top view of the power unit and the frequency converter of the present invention.
In the figure: the heat dissipation device comprises a frame 1, a fixing plate 2, a bridge arm module 3, a common bus 4, a heat dissipation mechanism 5, a heat conduction plate 6, a refrigeration water tank 7, a circulating pump 8, a U-shaped water cooling pipe 9, a heat conduction sheet 10 and a fan 11.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-3, a frequency converter power unit and a frequency converter, including a frame 1, a fixed plate 2 is fixedly connected to the upper end of the frame 1, a plurality of bridge arm modules 3 are fixedly connected to one end of the fixed plate 2, a common bus 4 is fixedly connected to the other end of the fixed plate 2, a heat dissipation mechanism 5 is fixedly connected to the side wall of the fixed plate 2, the heat dissipation mechanism 5 includes a heat conduction plate 6 fixedly connected to the lower end of each bridge arm module 3, a refrigeration water tank 7 and a circulation pump 8 are fixedly connected to the upper end of the frame 1, a water outlet of the refrigeration water tank 7 is fixedly communicated with a water inlet of the circulation pump 8, a water outlet of the circulation pump 8 is fixedly communicated with a U-shaped water cooling tube 9, one end of the U-shaped water cooling tube 9, which is far away from the circulation pump 8, is fixedly connected to the water inlet of the.
The bridge arm modules 3 form a bridge arm of a power unit of the frequency converter, each bridge arm module 3 has an electronic element belonging to the same bridge arm of the power unit, and the electronic elements on the bridge arm modules 3 comprise: electrolytic capacitor, silicon controlled rectifier, rectifier bridge and TGBT.
The upper end of the frame 1 is fixedly connected with a fan 11 at one side of the U-shaped water-cooling pipe 9.
The bridge arm module 3 includes: IGBT control module, generating line support capacitance, alternating current-direct current copper bar and drive circuit.
The plurality of bridge arm modules 3 are connected to each other by a common bus bar 4.
The utility model discloses in, during the use, place the converter joint on bridge arm module 3 earlier, then open refrigeration water tank 7 and circulating pump 8 and refrigerate, the water after the refrigeration contacts conducting strip 10 through U type water-cooled tube 9 and refrigerates the heat dissipation, and then refrigerate the heat dissipation to heat-conducting plate 6, a cold environment has been built, cool off several bridge arm modules 3, open the radiating effect that fan 11 can strengthen U type water-cooled tube simultaneously, the heat dissipation efficiency is improved, whole equipment structure is simple, the heat dissipation efficiency that can improve equipment, the equipment trouble and the damage problem that lead to because of the high temperature have been reduced, make things convenient for people to use, people's demand has been satisfied.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. A frequency converter power unit and a frequency converter comprise a frame (1) and are characterized in that a fixing plate (2) is fixedly connected to the upper end of the frame (1), a plurality of bridge arm modules (3) are fixedly connected to one end of the fixing plate (2), a common bus (4) is fixedly connected to the other end of the fixing plate (2), a heat dissipation mechanism (5) is fixedly connected to the side wall of the fixing plate (2), the heat dissipation mechanism (5) comprises a heat conduction plate (6) fixedly connected to the lower end of each bridge arm module (3), a refrigeration water tank (7) and a circulation pump (8) are fixedly connected to the upper end of the frame (1), a water outlet of the refrigeration water tank (7) is fixedly communicated with a water inlet of the circulation pump (8), a U-shaped water cooling pipe (9) is fixedly communicated with a water outlet of the circulation pump (8), one end, far away from the circulation pump (8), of the U-shaped water cooling pipe (9, the side wall of the heat conducting plate (6) is fixedly connected with a heat conducting fin (10), and the heat conducting fin (10) penetrates through the side wall of the fixing plate (2) and is fixedly sleeved on the pipe wall of the U-shaped water cooling pipe (9).
2. Frequency converter power unit and frequency converter according to claim 1, characterized in that the bridge arm modules (3) constitute one bridge arm of the frequency converter power unit, all electronic components in each bridge arm module (3) belong to the same bridge arm of the power unit, and the electronic components on the bridge arm modules (3) comprise: electrolytic capacitor, silicon controlled rectifier, rectifier bridge and TGBT.
3. Frequency converter power unit and frequency converter according to claim 1, characterized in that a fan (11) is fixedly connected to the upper end of the frame (1) on one side of the U-shaped water-cooled tubes (9).
4. Frequency converter power unit and frequency converter according to claim 1, characterized in that the bridge arm module (3) comprises: IGBT control module, generating line support capacitance, alternating current-direct current copper bar and drive circuit.
5. Frequency converter power unit and frequency converter according to claim 1, characterized in that a number of said bridge arm modules (3) are connected to each other by means of a common bus bar (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921755969.4U CN210641244U (en) | 2019-10-18 | 2019-10-18 | Frequency converter power unit and frequency converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921755969.4U CN210641244U (en) | 2019-10-18 | 2019-10-18 | Frequency converter power unit and frequency converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210641244U true CN210641244U (en) | 2020-05-29 |
Family
ID=70795572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921755969.4U Expired - Fee Related CN210641244U (en) | 2019-10-18 | 2019-10-18 | Frequency converter power unit and frequency converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210641244U (en) |
-
2019
- 2019-10-18 CN CN201921755969.4U patent/CN210641244U/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: 20200529 Termination date: 20211018 |