CN212163140U - Frequency converter integrated machine - Google Patents
Frequency converter integrated machine Download PDFInfo
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- CN212163140U CN212163140U CN202020728054.0U CN202020728054U CN212163140U CN 212163140 U CN212163140 U CN 212163140U CN 202020728054 U CN202020728054 U CN 202020728054U CN 212163140 U CN212163140 U CN 212163140U
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Abstract
The utility model discloses a frequency converter all-in-one machine, which comprises a motor cavity, a heat conduction bearing component, a circuit module and a fan component, wherein the circuit module comprises a power module, a drive plate and a control panel; power module and drive plate are all installed on heat conduction carrier assembly, and control panel and fan assembly install on the drive plate, and fan assembly is located the position of being close to the electric capacity subassembly on the drive plate to dispel the heat to electric capacity subassembly, heat conduction carrier assembly detachably installs in motor cavity's inner chamber bottom and outside in order to conduct the motor cavity with the heat that circuit module produced, converter all-in-one can carry out modular dismantlement and assembly, the outside of motor cavity is transmitted rapidly to heat accessible heat conduction carrier assembly in motor cavity's the inner chamber simultaneously, fan assembly cools down the processing to electric capacity subassembly at the in-process of converter operation, the electric capacity subassembly high temperature in the inner chamber of having avoided motor cavity and the inner chamber influences the performance of converter.
Description
Technical Field
The utility model belongs to the technical field of the frequency conversion, concretely relates to converter all-in-one.
Background
The Variable-frequency Drive (VFD) is an electric control device that applies frequency conversion technology and microelectronic technology to control an ac motor by changing the frequency of the working power supply of the motor, and changes the ac power supply with fixed voltage and frequency into an ac power supply with adjustable voltage and frequency by using the on-off action of the power semiconductor device.
The converter and the control assembly in present general converter all-in-one are installed in different positions, and connect through long cable, power module in the converter all-in-one is installed in a cavity usually, control assembly or electric part are in another cavity, two cavities pass through the bolt or weld and become the all-in-one, thereby make most device can only install alone in the converter all-in-one, can't form electrical apparatus modularization, inside heating device generates heat in same cavity simultaneously, the mutual influence is unfavorable for the complete machine performance, and be unfavorable for production and maintenance.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a converter all-in-one, the converter all-in-one not only possesses integral modular structure, has good heat dissipation function moreover.
In order to solve the above problem, the utility model provides a converter all-in-one, include: the frequency converter comprises a motor cavity and a frequency converter complete machine module fixedly arranged in the motor cavity; wherein, the complete machine module of the frequency converter comprises: the heat conduction bearing assembly is detachably and fixedly connected to the bottom of the inner cavity of the motor cavity; the circuit module comprises a power module, a driving plate and a control plate, wherein the power module and the driving plate are detachably and fixedly connected to one surface, far away from the bottom of the cavity inner cavity of the motor, of the heat-conducting bearing assembly, and the control plate and the capacitor assembly on the driving plate are detachably and fixedly connected to one surface, far away from the heat-conducting bearing assembly, of the driving plate; and the fan assembly is detachably and fixedly connected to one surface of the driving plate, which is far away from the heat-conducting bearing assembly, and is positioned close to the capacitor assembly.
Preferably, in the frequency converter all-in-one machine, the heat-conducting bearing assembly includes: a fixing frame and a heat dissipation plate; the fixed frame is detachably mounted at the bottom of the inner cavity of the motor cavity, a through hole is formed in the middle of the fixed frame, the heat dissipation plate is arranged in the through hole, and the power module is mounted on the heat dissipation plate.
More preferably, in the frequency converter all-in-one machine, the fixed frame is a sheet metal structure frame.
More preferably, in the frequency converter all-in-one machine, a layer of heat conducting paste is arranged between the heat dissipation plate and the power module.
More preferably, in the frequency converter all-in-one machine, a wire binding bracket is further arranged on the fixing frame, and the wire binding bracket is located on a side close to the control board on which the control terminal is arranged so as to fix the control cable led out by the control terminal.
More preferably, in the integrated frequency converter, the driving plate is disposed above the power module and is fixedly mounted with the fixing frame.
More preferably, in the frequency converter all-in-one machine, the control board is arranged above the driving board and is fixedly installed with the driving board through a supporting column.
Preferably, in the frequency converter all-in-one machine, the capacitor assembly includes: a plurality of capacitors and a capacitor cover plate; the capacitors are arranged on the driving plate side by side, and the capacitor cover plate covers the capacitors and is provided with ventilation openings on two sides; the fan assembly is arranged at one of the air vents of the capacitor cover plate.
Preferably, in the frequency converter all-in-one machine, the fan assembly includes: a fan and a fan bracket; the fan is arranged at one vent of the capacitor cover plate and fixed on the fan support, and the fan support is fixedly connected with the heat-conducting bearing assembly through screws.
Preferably, in the frequency converter all-in-one machine, the motor cavity is a profile type motor cavity or a casting type motor cavity.
Compared with the prior art, the frequency converter all-in-one machine comprises a motor cavity, a heat conduction bearing assembly, a circuit module and a fan assembly, wherein the circuit module comprises a power module, a driving plate and a control plate; the power module and the drive board are mounted on the heat-conducting bearing assembly, the control board and the fan assembly are mounted on the drive board, the fan assembly is located close to the capacitor assembly on the drive board to dissipate heat of the capacitor assembly, and the heat-conducting bearing assembly is detachably mounted at the bottom of an inner cavity of the motor cavity to conduct heat generated by the circuit module to the outside of the motor cavity; converter all-in-one can carry out modular dismantlement and assembly, and then improved the maintenance efficiency of the well converter of frequency conversion all-in-one, the outside of motor cavity is transmitted rapidly to the heat accessible heat conduction carrier assembly in the inner chamber of motor cavity in addition, fan assembly cools down the processing to electric capacity subassembly at the in-process of converter operation, electric capacity subassembly high temperature in the inner chamber of motor cavity and the inner chamber has been avoided and the performance of converter is influenced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without any creative effort.
Fig. 1 is an exploded schematic view of a frequency converter all-in-one machine provided by the embodiment of the present invention without a motor cavity;
fig. 2 is a schematic structural view of the frequency converter all-in-one machine provided by the embodiment of the present invention, except for a motor cavity;
fig. 3 is another schematic structural diagram of the frequency converter all-in-one machine provided by the embodiment of the present invention, except for the motor cavity;
fig. 4 is a schematic structural diagram of an integrated frequency converter provided in an embodiment of the present invention;
fig. 5 is another schematic structural diagram of the frequency converter all-in-one machine provided by the embodiment of the present invention.
In the figure, 1 is a motor cavity, 2 is a heat conducting bearing assembly, 201 is a fixed frame, 202 is a heat dissipation plate, 3 is a power module, 4 is a driving plate, 5 is a control plate, 6 is a capacitor assembly, 601 is a capacitor, 602 is a capacitor cover plate, 7 is a fan assembly, 701 is a fan, 702 is a fan bracket, and 8 is a binding wire bracket.
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 some, not all, of the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It will be understood that the terms "comprises" and "comprising," when used in this specification and the appended claims, specify the presence of stated features, integers, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, elements, components, and/or groups thereof.
Referring to fig. 1-5, fig. 1 is an exploded schematic view of a frequency converter integrated machine provided by an embodiment of the present invention without a motor cavity 1; fig. 2 is a schematic structural diagram of the frequency converter all-in-one machine provided by the embodiment of the invention, except for the motor cavity 1; fig. 3 is another schematic structural diagram of the frequency converter all-in-one machine provided by the embodiment of the present invention, except for the motor cavity 1; fig. 4 is a schematic structural diagram of an integrated frequency converter provided in an embodiment of the present invention; fig. 5 is another schematic structural diagram of the frequency converter all-in-one machine provided by the embodiment of the present invention. This converter all-in-one includes: the motor comprises a motor cavity 1 and a frequency converter complete machine module fixedly arranged in the motor cavity 1; the frequency converter complete machine module comprises a heat-conducting bearing component 2 which is detachably and fixedly connected to the bottom of an inner cavity of the motor cavity 1; the circuit module comprises a power module 3, a driving board 4 and a control board 5, wherein the power module 3 and the driving board 4 are detachably and fixedly connected to one surface of the heat-conducting bearing component 2, which is far away from the bottom of the inner cavity of the motor cavity 1, and the control board 5 and a capacitor component 6 on the driving board 4 are detachably and fixedly connected to one surface of the driving board 4, which is far away from the heat-conducting bearing component 2; and a fan assembly 7 detachably and fixedly connected to a surface of the driving plate 4 away from the heat-conducting carrier assembly 2 and located close to the capacitor assembly 6.
Because heat conduction carrier assembly 2 with motor cavity 1 can dismantle the connection, power module 3 drive plate 4 all with heat conduction carrier assembly 2 can dismantle the connection, the control panel 5 electric capacity subassembly 6 fan subassembly 7 all with the connection can be dismantled to drive plate 4, thereby makes converter complete machine module in the converter all-in-one be convenient for follow dismantle and assemble in the motor cavity 1, and then improved the maintenance efficiency of frequency conversion all-in-one. Heat accessible in motor cavity 1's the inner chamber heat conduction carrier assembly 2 transmits rapidly motor cavity 1's outside, simultaneously fan assembly 7 is in the in-process of converter all-in-one operation right electric capacity subassembly 6 cools down the processing, and then prevents rapidly electric capacity subassembly 6 high temperature in motor cavity 1's the inner chamber and influence the performance of converter all-in-one. Specifically, in the frequency converter all-in-one machine, the heat-conducting bearing assembly 2 includes: a fixed frame 201 and a heat dissipation plate 202. The fixing frame 201 is detachably and fixedly installed at the bottom of the inner cavity of the motor cavity 1, and in this embodiment, the fixing frame is fixedly installed by screws, and in other embodiments, other fixing members may be used for fixing. The fixing frame 201 has a through hole in the middle, which is rectangular in shape in this embodiment, and the heat dissipation plate 202 is embedded in the through hole.
More specifically, fixed frame 201 is the sheet metal structure frame, fixed frame 201 through the screw with motor cavity 1 carries out fixed connection. When needs are right converter all-in-one dismantle, only need with fixed frame 201 with screw between motor cavity 1 is not hard up, can will accomplish the dismantlement of converter all-in-one, very big improvement work efficiency, simultaneously fixed frame 201 adopts the sheet metal structure frame, can make converter in the converter all-in-one firm install in motor cavity 1.
In an embodiment of the present invention, the power module 3 is detachably and fixedly mounted on the heat dissipation plate 202, and a layer of thermal conductive paste is disposed between the heat dissipation plate 202 and the power module 3, so that heat in the power module 3 is effectively transferred to the heat dissipation plate 202. In this embodiment the heat conduction cream is one deck heat conduction silicone grease, and heat conduction silicone grease uses organic silicone as the main materials, adds heat-resisting, the excellent material of thermal conductivity, and the heat conduction type silicone grease form complex of making for the heat conduction and the heat dissipation of electronic components such as power amplifier, transistor, electron tube, CPU to guarantee the stability of the electrical properties of electronic instrument, instrument etc, the utility model discloses a heat conduction silicone grease can be effectual right power module 3 carries out heat conduction and heat dissipation. In another embodiment of the present invention, the fixing frame 201 is further provided with a wire binding bracket 8. In this embodiment, the wire tying bracket 8 is an "n" type structure, and the wire tying bracket 8 is located at a side close to the control board 5 on which the control terminals are disposed to fix the control cables led out by the control terminals, so as to prevent the control cables led out by the terminals from being staggered. The driving plate 4 is arranged above the power module 3 and is detachably and fixedly connected with the fixed frame 201 of the sheet metal structure, that is, the driving plate 4 is locked on the fixed frame 201 of the sheet metal structure through screws in the vertical direction; the drive board 4 is provided with an input/output terminal group which is arranged at the left end of the upper end face of the drive board, and an input/output cable can also be fixed to the cable tie bracket 8.
The control panel 5 sets up in the top of drive plate 4 and through the support column with drive plate 4 fixed connection, wherein this support column only is used for only with the control panel with drive plate fixed connection, the support column in the utility model can also use the article of non-support column with the control panel with drive plate fixed connection. In order to ensure that the control board 5 can be smoothly mounted on the driving board 4, four metal hexagonal columns are arranged on the driving board 4 to fix the control board 5. And a control terminal is arranged on the control panel 5, and a control cable led out by the control terminal passes through and is fixed on the wire binding bracket 8.
The capacitor assembly 6 includes a plurality of capacitors 601 and a capacitor cover plate 602. The capacitors 601 and the capacitor cover plate 602 are disposed above the driving plate 4, the capacitor cover plate 602 is fixedly connected to the driving plate 4, the capacitors 601 are disposed on the driving plate 4 side by side, and the capacitor cover plate 602 covers the capacitors 601 and forms vents on both sides.
The fan assembly 7 includes a fan 701 and a fan support 702. The fan 701 is disposed at one of the ventilation openings of the capacitor cover plate to perform heat dissipation processing on the plurality of capacitors 601. The fan 701 and the fan support 702 are both arranged above the driving plate 4, the fan 701 is fixed on the fan support 702 through screws, and the fan support 702 is fixedly connected with the fixing frame 201 of the sheet metal structure through screws in the vertical direction. When the frequency converter all-in-one machine operates, the fan 701 can dissipate heat of the capacitor 601 in the capacitor cover plate 602, and meanwhile, the capacitor cover plate 602 can isolate the influence of heat generation of other devices on the capacitor 601. In another embodiment of the present invention, as shown in fig. 4, the motor cavity 1 is a profile motor cavity 1. Profile class motor cavity 1 can be with from both ends converter in the converter all-in-one put into extremely the inside of profile class motor cavity 1 is fixed through the screw the inside bottom of motor cavity 1.
In another embodiment of the present invention, as shown in fig. 5, the motor cavity 1 is a casting-type motor cavity 1. Casting type motor cavity 1 from the top can with converter in the converter all-in-one put into section bar type motor cavity 1's inside and through the fix with screw motor cavity 1 inside bottom is leading-in again with the heat of converter to casting type motor cavity 1 is last and then spreads the heat.
It should be noted that, in the embodiment of the present invention, the frequency converter in the frequency converter all-in-one machine is the utility model discloses a frequency converter obtained after removing the motor cavity in the frequency converter all-in-one machine, this frequency converter includes heat conduction carrier assembly 2, circuit module and fan assembly 7 promptly.
Each device setting in the converter all-in-one in same cavity, carry out the modularization simultaneously, be about to the converter all-in-one in each component part of converter carry out the module combination to can be fit for the assembly of multiple type motor casing, compare with conventional converter all-in-one and have a smaller volume, installation cost is lower, electric capacity in the converter has independent wind channel structure alone simultaneously, is provided with the fan and concentrates the forced air cooling heat dissipation to electric capacity simultaneously, very big improvement the radiating efficiency of electric capacity. Additionally shell in the converter all-in-one can the unit mount with the converter with dismantle, it is comparatively convenient to maintain production, has improved corresponding work efficiency.
It is to be understood that the invention is not limited to the above-described embodiments, and that modifications and variations may be made by those skilled in the art in light of the above teachings, and all such modifications and variations are intended to be included within the scope of the invention as defined in the appended claims.
Claims (10)
1. A frequency converter all-in-one machine is characterized by comprising: the frequency converter comprises a motor cavity and a frequency converter complete machine module fixedly arranged in the motor cavity; wherein the content of the first and second substances,
the complete frequency converter module comprises:
the heat conduction bearing assembly is detachably and fixedly connected to the bottom of the inner cavity of the motor cavity;
the circuit module comprises a power module, a driving plate and a control plate, wherein the power module and the driving plate are detachably and fixedly connected to one surface, far away from the bottom of the cavity inner cavity of the motor, of the heat-conducting bearing assembly, and the control plate and the capacitor assembly on the driving plate are detachably and fixedly connected to one surface, far away from the heat-conducting bearing assembly, of the driving plate; and
and the fan assembly is detachably and fixedly connected to one surface of the driving plate, which is far away from the heat-conducting bearing assembly, and is positioned close to the capacitor assembly.
2. The integrated frequency converter according to claim 1, wherein the thermally conductive carrier assembly comprises: a fixing frame and a heat dissipation plate;
the fixed frame is detachably mounted at the bottom of the inner cavity of the motor cavity, a through hole is formed in the middle of the fixed frame, the heat dissipation plate is arranged in the through hole, and the power module is mounted on the heat dissipation plate.
3. The integrated frequency converter according to claim 2, wherein the fixed frame is a sheet metal structure frame.
4. The integrated frequency converter according to claim 2, wherein a layer of heat conducting paste is arranged between the heat dissipation plate and the power module.
5. The integrated frequency converter according to claim 2, wherein the fixing frame is further provided with a wire binding bracket, and the wire binding bracket is positioned at a side close to the control board on which the control terminal is arranged so as to fix the control cable led out from the control terminal.
6. The integrated frequency converter according to claim 2, wherein the driving plate is disposed above the power module and fixedly mounted with the fixed frame.
7. The integrated frequency converter according to claim 6, wherein the control board is arranged above the driving board and fixedly mounted with the driving board through a support column.
8. The integrated frequency converter according to claim 1, wherein the capacitive assembly comprises: a plurality of capacitors and a capacitor cover plate;
the capacitors are arranged on the driving plate side by side, and the capacitor cover plate covers the capacitors and is provided with ventilation openings on two sides; the fan assembly is arranged at one of the air vents of the capacitor cover plate.
9. The integrated frequency converter according to claim 8, wherein the fan assembly comprises: a fan and a fan bracket;
the fan is arranged at one vent of the capacitor cover plate and fixed on the fan support, and the fan support is fixedly connected with the heat-conducting bearing assembly through screws.
10. The frequency converter all-in-one machine of claim 1, wherein the motor cavity is a profile type motor cavity or a casting type motor cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020728054.0U CN212163140U (en) | 2020-05-06 | 2020-05-06 | Frequency converter integrated machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020728054.0U CN212163140U (en) | 2020-05-06 | 2020-05-06 | Frequency converter integrated machine |
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| Publication Number | Publication Date |
|---|---|
| CN212163140U true CN212163140U (en) | 2020-12-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020728054.0U Active CN212163140U (en) | 2020-05-06 | 2020-05-06 | Frequency converter integrated machine |
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| CN (1) | CN212163140U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113726224A (en) * | 2021-09-13 | 2021-11-30 | 雅迪科技集团有限公司 | Motor controller of integrative encapsulation |
-
2020
- 2020-05-06 CN CN202020728054.0U patent/CN212163140U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113726224A (en) * | 2021-09-13 | 2021-11-30 | 雅迪科技集团有限公司 | Motor controller of integrative encapsulation |
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