CN216794831U - Frequency converter - Google Patents
Frequency converter Download PDFInfo
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- CN216794831U CN216794831U CN202123273497.9U CN202123273497U CN216794831U CN 216794831 U CN216794831 U CN 216794831U CN 202123273497 U CN202123273497 U CN 202123273497U CN 216794831 U CN216794831 U CN 216794831U
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- frequency converter
- end cover
- frequency
- case
- converter according
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Abstract
The utility model discloses a frequency converter, and belongs to the technical field of frequency converters. The frequency converter comprises a case, an upper end cover and a lower end cover are arranged on the case, and the frequency converter also comprises an operation board which is detachably arranged on the upper end cover, wherein a network port seat is arranged on the rear end face of the operation board, a display screen is arranged on the front end face of the operation board, a frequency modulation knob is arranged below the display screen, and operation buttons are arranged on the periphery of the frequency modulation knob; the display device and the adjusting and controlling element are integrated on the operation board, so that the operation of workers is facilitated, the operation board is connected with the elements in the case through the plug-in network ports, the operation board is convenient and quick, the stability of connecting and transmitting signals is ensured, and the frequency of possible damage in the process of disassembly and maintenance is reduced.
Description
Technical Field
The utility model relates to the technical field of frequency converters, in particular to a frequency converter.
Background
The frequency converter is an electric control device which applies a frequency conversion technology and a microelectronic technology and controls an alternating current motor by changing the frequency mode of a working power supply of the motor.
In the prior art, the frequency converter has a simple structure and single function, and the frequency converter is adjusted and controlled in the frequency converter, so that the frequency converter is not convenient for workers to control and adjust and is difficult to maintain; therefore, there is a need for a modular and functionally flexible frequency converter with well-defined partitions.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defect that a frequency converter in the prior art is inconvenient to control and maintain.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the frequency converter comprises a case, the case is provided with an upper end cover and a lower end cover, and further comprises an operation board which is detachably arranged on the upper end cover, wherein the rear end face of the operation board is provided with a net opening seat, the net opening seat is sleeved with a protective sleeve, the front end face of the operation board is provided with a display screen, a frequency modulation knob is arranged below the display screen, and operation buttons are arranged around the frequency modulation knob.
In order to improve the integrity of the operating panel after installation, preferably, an installation groove is formed in the upper end cover, the operating panel is arranged in the installation groove, a through groove is formed in the installation groove, and the net opening seat is arranged in the through groove.
In order to facilitate the disassembly of the operating panel, furthermore, the side wall of the mounting groove is provided with a clamping groove, the side wall of the operating panel is provided with an elastic clamping plate, and the elastic clamping plate is clamped in the clamping groove.
In order to improve the heat dissipation efficiency of the chassis, preferably, the top of the chassis is provided with a heat dissipation grid, and the bottom of the chassis is provided with a wiring terminal and a ventilation hood.
In order to enhance the heat dissipation speed inside the case, further, the ventilation hood is clamped at the bottom of the case, a fan is arranged in the case, and the fan is matched with the ventilation hood.
In order to facilitate the heat on the bracket to be led out, furthermore, a bracket is arranged in the case, and a heat conducting fin is arranged on the bracket and is arranged above the fan.
In order to facilitate later maintenance, preferably, the rear end of the chassis is detachably provided with a back plate.
Compared with the prior art, the utility model provides the frequency converter, which has the following beneficial effects:
1. according to the frequency converter, the back plate is arranged right behind the case in a clamping manner, so that later-stage disassembly and maintenance are facilitated, and through holes for installation are further formed in four right-angle positions right behind the case, so that the whole equipment is convenient to install;
2. according to the frequency converter, the operation plate is arranged in the installation groove, so that the frequency converter can be flush with the upper end cover, and the integral attractiveness is improved;
3. according to the frequency converter, the net mouth seat is arranged in the through groove, so that the connection part is prevented from shaking, and the connection stability and the service life of the net mouth seat are effectively ensured;
4. a plurality of interfaces are reserved on the side portion of the machine box of the frequency converter, and the frequency converter can be used for wiring or can be used as a socket and can be opened for use according to customer requirements.
The device has the advantages that the display device and the adjusting and controlling element are concentrated on the operation board, so that the operation of workers is facilitated, the operation board is connected with the elements in the case through the plug-in type network port, the operation is convenient and rapid, the stability of connecting and transmitting signals is ensured, and the frequency of possible damage in the process of disassembly and maintenance is reduced.
Drawings
Fig. 1 is a first schematic structural diagram of a frequency converter according to the present invention;
fig. 2 is a schematic structural diagram of a frequency converter according to the present invention;
fig. 3 is a schematic structural diagram of a frequency converter according to the present invention;
FIG. 4 is a schematic structural diagram of an upper end cover of a frequency converter according to the present invention;
fig. 5 is a schematic structural diagram of a frequency converter control board according to the present invention.
In the figure: 1. a chassis; 101. a heat dissipation grid; 102. a wiring terminal; 2. an upper end cover; 201. mounting grooves; 202. a card slot; 203. a through groove; 3. a lower end cover; 4. an operation panel; 401. a socket base; 402. an elastic clamping plate; 403. a display screen; 404. a frequency modulation knob; 405. an operation button; 406. a protective sleeve; 5. a ventilation hood; 6. a back plate; 7. a fan; 8. a heat conductive sheet.
Detailed Description
The technical solutions 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 it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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, are merely for convenience in describing the present invention and simplifying the 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 thus, should not be construed as limiting the present invention.
Example (b):
referring to fig. 1-5, the frequency converter comprises a case 1, an upper end cover 2 and a lower end cover 3 are sequentially arranged in front of the case 1 from top to bottom to improve the layering of the whole device, a back plate 6 is arranged in the back of the case 1 in a clamping manner to facilitate later-stage disassembly and maintenance, through holes for installation are further arranged at four right angles in the back of the case 1 to facilitate installation of the whole device, and the frequency converter also comprises an operation plate 4 detachably arranged on the upper end cover 2, wherein a net mouth seat 401 is arranged on the back end face of the operation plate 4, a protective sleeve 406 is additionally arranged around the net mouth seat 401, a buckle in an inverted triangle form is arranged on the protective sleeve 406 to ensure that the operation plate 4 can be directly inserted into an external wire joint led out of the case 1 and can protect the net mouth seat 401 from being damaged during plugging and unplugging, the net mouth seat 401 can be connected with a network cable, even if the controller is opened for dozens of meters, the front end face of the operation panel 4 is provided with a display screen 403, indicator lights are uniformly distributed on the upper and lower side lines of the display screen 403 for displaying the working state, a frequency modulation knob 404 is arranged below the display screen 403, the required output current frequency can be changed, and operation buttons 405 are arranged around the frequency modulation knob 404.
The top of the machine case 1 is provided with a heat dissipation grid 101, heat generated by a capacitor in the machine case 1 in the working process can be directly dissipated from the heat dissipation grid 101 to prevent the temperature of the capacitor from being overhigh, the bottom of the machine case 1 is provided with a wiring terminal 102, the wiring terminal 102 is divided into two layers, namely a wire inlet layer and a generation layer, a ventilation hood 5 is clamped at the bottom of the machine case 1, a fan 7 is arranged in the machine case 1, the fan 7 is matched with the ventilation hood 5, a PCB plate support is arranged in the machine case 1, most devices such as a heat conducting fin 8, the capacitor and the like are firstly assembled on the PCB plate support, and then the whole machine is assembled, the heat conducting fins 8 are arranged above the fan 7, heat generated by the capacitor on the bracket can be guided to the upper part of the fan 7 through the heat conducting fins 8 made of copper materials, and the fan 7 can discharge the heat out of the case 1, so that the normal work of the electric elements in the case 1 is ensured.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (7)
1. The frequency converter comprises a case (1), wherein an upper end cover (2) and a lower end cover (3) are arranged on the case (1), and the frequency converter is characterized by further comprising
An operation plate (4) which is detachably arranged on the upper end cover (2),
the utility model discloses a screen port seat (401) is provided with to the rear end face of operation panel (4), the cover is equipped with protective sheath (406) on screen port seat (401), the preceding terminal surface of operation panel (4) is provided with display screen (403), display screen (403) below is provided with frequency modulation knob (404), be provided with operating button (405) around frequency modulation knob (404).
2. The frequency converter according to claim 1, wherein the upper end cover (2) is provided with a mounting groove (201), the operation plate (4) is disposed in the mounting groove (201), the mounting groove (201) is provided with a through groove (203), and the mesh opening seat (401) is disposed in the through groove (203).
3. The frequency converter according to claim 2, characterized in that a slot (202) is arranged on the side wall of the mounting groove (201), an elastic clamping plate (402) is arranged on the side wall of the operation plate (4), and the elastic clamping plate (402) is clamped in the slot (202).
4. Frequency converter according to claim 1, characterized in that a heat dissipation grid (101) is arranged on the top of the cabinet (1), and a connection terminal (102) and a ventilation hood (5) are arranged on the bottom of the cabinet (1).
5. The frequency converter according to claim 4, characterized in that the ventilation hood (5) is clamped at the bottom of the chassis (1), a fan (7) is arranged in the chassis (1), and the fan (7) is matched with the ventilation hood (5).
6. Frequency converter according to claim 5, characterized in that a support is arranged in the cabinet (1), that a heat conducting fin (8) is arranged on the support, and that the heat conducting fin (8) is arranged above the fan (7).
7. Frequency converter according to claim 1, characterized in that the rear end of the cabinet (1) is detachably provided with a back plate (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123273497.9U CN216794831U (en) | 2021-12-23 | 2021-12-23 | Frequency converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123273497.9U CN216794831U (en) | 2021-12-23 | 2021-12-23 | Frequency converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216794831U true CN216794831U (en) | 2022-06-21 |
Family
ID=82009143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123273497.9U Active CN216794831U (en) | 2021-12-23 | 2021-12-23 | Frequency converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216794831U (en) |
-
2021
- 2021-12-23 CN CN202123273497.9U patent/CN216794831U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |