CN219938186U - Control unit of frequency converter - Google Patents
Control unit of frequency converter Download PDFInfo
- Publication number
- CN219938186U CN219938186U CN202320882581.0U CN202320882581U CN219938186U CN 219938186 U CN219938186 U CN 219938186U CN 202320882581 U CN202320882581 U CN 202320882581U CN 219938186 U CN219938186 U CN 219938186U
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- CN
- China
- Prior art keywords
- card
- shell
- communication
- main control
- control unit
- Prior art date
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Links
- 238000003475 lamination Methods 0.000 abstract description 3
- 238000005192 partition Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
Landscapes
- Structure Of Receivers (AREA)
Abstract
The utility model discloses a control unit of a frequency converter, which comprises a shell, a main control board, a communication card and a PG card, wherein the main control board, the communication card and the PG card are arranged in the shell; the PG card is arranged above the communication card and is electrically connected with the communication card, and the shell covers the PG card. The utility model improves the traditional parallel arrangement of the communication card and the PG card into the up-down lamination arrangement, reduces the transverse dimension of the control unit, and the control unit with smaller dimension can be conveniently arranged in the low-power frequency converter.
Description
[ technical field ]
The present disclosure relates to frequency converters, and particularly to a control unit of a frequency converter.
[ background Art ]
The utility model of application number CN201210203162.6 discloses a control unit of a frequency converter, comprising: a control module, the control module comprising: the bottom shell assembly comprises a bottom shell with a front cavity for accommodating the main control board assembly and a power board arranged in the bottom shell; the main control board assembly is arranged in the front cavity of the bottom shell assembly and is used as a control part of the frequency converter; the surface shell component is connected with the bottom shell component and used for covering the main control board component; wherein, the drain pan subassembly includes: the bottom shell comprises a front cavity with an accommodating space, a back cavity and a partition plate, wherein the partition plate separates the front cavity from the back cavity and is provided with a connecting hole communicated with the front cavity and the back cavity; the power panel is arranged in the back cavity of the bottom shell, is connected with the main control panel assembly through a connecting hole of the partition board, and is used for being connected with an external power supply and providing power for the main control panel assembly; the signal detection plate is arranged in the back cavity of the bottom shell, is connected with the main control board assembly through a connecting hole of the partition plate and is used for detecting signals; and the bottom plate is connected with the bottom shell and used for covering the power panel and the signal detection panel. The face-piece assembly includes: the surface shell is connected with the bottom shell component and is used for covering the main control board component and is provided with a slotted hole; the flip cover is clamped at the slot hole of the face shell through the hook, so that the flip cover can move relative to the face shell; and the light guide column is connected with the main control board assembly and used for guiding light emitted by the main control board assembly to the surface shell. The main control board assembly comprises a main control board, a communication card, a PG card, an internal support plate and a shielding copper bar, wherein: and the internal support plate is arranged on the main control board and is used for installing the communication card and the PG card.
The communication card and the PG card are arranged on the main control board side by side through the internal supporting board, the transverse size of the control unit is larger, and the communication card and the PG card are difficult to be arranged in the low-power frequency converter; the binding post of control unit is located the below of face-piece, needs to open flip and just can connect.
[ summary of the utility model ]
The technical problem to be solved by the utility model is to provide a frequency converter control unit with smaller transverse size.
In order to solve the technical problems, the utility model adopts the technical scheme that the control unit of the frequency converter comprises a shell, a main control board, a communication card and a PG card, wherein the main control board, the communication card and the PG card are arranged in the shell, the shell comprises a bottom shell and a face shell, the main control board is arranged in the bottom shell, and the communication card is arranged above the main control board and is electrically connected with the main control board; the PG card is arranged above the communication card and is electrically connected with the communication card, and the shell covers the PG card.
The control unit of the frequency converter is characterized in that the communication interface of the communication card is arranged on the top surface of the communication card, and the wiring terminal of the PG card is arranged on the top surface of the PG card; the top surface of the face shell comprises two windows, and the PG card comprises an avoidance groove of the communication interface; the communication interface of the communication card passes through the avoidance groove of the communication interface of the PG card and stretches into the first window of the face shell, and the wiring terminal of the PG card stretches into the second window of the face shell.
The control unit of the frequency converter comprises a main control board socket, wherein the top surface of the main control board comprises a main control board socket, the bottom surface of the communication card comprises a communication card plug, and the communication card plug is inserted into the main control board socket; the top surface of the communication card comprises a communication card socket, the bottom surface of the PG card comprises a PG card plug, and the PG card plug is inserted into the communication card socket.
In the control unit of the frequency converter, the outer side of the bottom of the face shell comprises a plurality of hooks, the outer side of the bottom shell comprises a plurality of buckles, and the hooks of the face shell are inserted into the buckles of the bottom shell.
The periphery of the PG card comprises a plurality of clamping hook grooves, and the bottom shell comprises a plurality of supporting platforms and a plurality of clamping hooks; the bottom surface of the PG card is supported by a supporting table of the bottom shell, and a clamping hook of the bottom shell penetrates through a clamping hook groove of the PG card to hook the top surface of the PG card.
The utility model improves the traditional parallel arrangement of the communication card and the PG card into the up-down lamination arrangement, reduces the transverse dimension of the control unit, and the control unit with smaller dimension can be conveniently arranged in the low-power frequency converter.
[ description of the drawings ]
The utility model will be described in further detail with reference to the drawings and the detailed description.
Fig. 1 is a perspective view of a control unit of a frequency converter according to an embodiment of the present utility model.
Fig. 2 is an exploded view of a control unit of a frequency converter according to an embodiment of the present utility model.
Detailed description of the preferred embodiments
The structure of the control unit of the frequency converter according to the embodiment of the present utility model is shown in fig. 1 and 2, and includes a housing, a main control board 30, a communication card 40 and a PG card 50. The main control board 30, the communication card 40 and the PG card 50 are installed in a shell, the shell comprises a bottom shell 10 and a face shell 20, the main control board 30 is installed in the bottom shell 10, and the communication card 40 is installed above the main control board 30 and is electrically connected with the main control board 30. The PG card 50 is mounted above the communication card 40 and electrically connected to the communication card 40, and the face housing 20 covers the PG card 50.
The communication interface 41 of the communication card 40 is disposed on the top surface of the communication card 40, and the connection terminal 51 of the PG card 50 is disposed on the top surface of the PG card 50. The top surface of the face housing 20 includes a window 21 and a window 22, and the pg card 50 includes a relief groove 52 of the communication interface 41. The communication interface 41 of the communication card 40 passes through the avoidance groove 52 of the communication interface 41 of the PG card 50 and extends into the first window 21 of the face shell 20, and the connection terminal 51 of the PG card 50 extends into the second window 22 of the face shell 20.
The top surface of the main control board 30 is provided with a main control board socket 31, the bottom surface of the communication card 40 is provided with a communication card plug 42, and the communication card plug 42 is inserted into the main control board socket 31 to realize the electric connection between the communication card and the main control board. The top surface of the communication card 40 is provided with a communication card socket 43, the bottom surface of the PG card 50 is provided with a PG card plug 53, and the PG card plug 53 is inserted into the communication card socket 43 to realize the electrical connection between the PG card and the communication card.
Two hooks 23 are arranged on the outer side of the bottom of the face shell 20, two buckles 11 are arranged on the outer side of the bottom shell 10, and the hooks 23 of the face shell 20 are inserted into the buckles 11 of the bottom shell 10 to fix the face shell 20 and the bottom shell 10.
The periphery of the PG card 50 includes a plurality of hook grooves 54, and the bottom case 10 has a plurality of supporting tables 12 and a plurality of hooks 13. The bottom surface of the PG card 50 is supported by the supporting table 12 of the bottom case 10, and the hook 13 of the bottom case 10 passes through the hook groove 54 of the PG card 50 to hook the top surface of the PG card 50.
The frequency converter control unit of the embodiment of the utility model improves the conventional arrangement of the communication card and the PG card side by side into the upper and lower lamination arrangement, reduces the transverse size of the control unit, and can be conveniently arranged in a low-power frequency converter.
According to the frequency converter control single communication card, the communication interface of the frequency converter control single communication card is arranged in the first window of the face shell, the wiring terminal of the PG card is arranged in the second window of the face shell, wiring can be achieved without uncovering, and the frequency converter control single communication card is more convenient to use.
Claims (5)
1. The control unit of the frequency converter comprises a shell, a main control board, a communication card and a PG card, wherein the main control board, the communication card and the PG card are arranged in the shell, and the shell comprises a bottom shell and a face shell; the PG card is arranged above the communication card and is electrically connected with the communication card, and the shell covers the PG card.
2. The control unit of a frequency converter according to claim 1, wherein the communication interface of the communication card is arranged on the top surface of the communication card, and the connection terminal of the PG card is arranged on the top surface of the PG card; the top surface of the face shell comprises two windows, and the PG card comprises an avoidance groove of the communication interface; the communication interface of the communication card passes through the avoidance groove of the communication interface of the PG card and stretches into the first window of the face shell, and the wiring terminal of the PG card stretches into the second window of the face shell.
3. The control unit of a frequency converter according to claim 1, wherein the top surface of the main control board comprises a main control board socket, the bottom surface of the communication card comprises a communication card plug, and the communication card plug is inserted into the main control board socket; the top surface of the communication card comprises a communication card socket, the bottom surface of the PG card comprises a PG card plug, and the PG card plug is inserted into the communication card socket.
4. The control unit of a frequency converter according to claim 1, wherein the outer side of the bottom of the face housing includes a plurality of hooks, the outer side of the bottom housing includes a plurality of hooks, and the hooks of the face housing are inserted into the hooks of the bottom housing.
5. The control unit of a frequency converter according to claim 1, wherein the periphery of the PG card comprises a plurality of hook grooves, and the bottom shell comprises a plurality of supporting tables and a plurality of hooks; the bottom surface of the PG card is supported by a supporting table of the bottom shell, and a clamping hook of the bottom shell penetrates through a clamping hook groove of the PG card to hook the top surface of the PG card.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320882581.0U CN219938186U (en) | 2023-04-17 | 2023-04-17 | Control unit of frequency converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320882581.0U CN219938186U (en) | 2023-04-17 | 2023-04-17 | Control unit of frequency converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219938186U true CN219938186U (en) | 2023-10-31 |
Family
ID=88503292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320882581.0U Active CN219938186U (en) | 2023-04-17 | 2023-04-17 | Control unit of frequency converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219938186U (en) |
-
2023
- 2023-04-17 CN CN202320882581.0U patent/CN219938186U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |