Frequency conversion controller capable of being quickly started

Abstract

The frequency conversion controller comprises a frequency conversion controller shell, side openings are formed in the two sides of the frequency conversion controller shell, frames are fixed to the outer walls of the side openings, and a first rotating column and a second rotating column are rotationally arranged at the tops of the inner walls of the two frames respectively. A transmission mechanism for achieving rotation of the first rotating column and the second rotating column is installed on the top of the inner wall of the frequency conversion controller shell, heat dissipation plates are fixed to the bottoms of the outer walls of the first rotating column and the second rotating column, a plurality of heat dissipation holes are evenly formed in the heat dissipation plates, and the bottoms of the heat dissipation plates are arranged to be of a cambered surface structure. A through channel is formed in the top of the variable frequency controller shell, and a heat dissipation cover is fixed in the through channel. Reverse rotation of the first rotating column and the second rotating column is achieved, so that the two heat dissipation plates are unfolded or closed at the same time, the heat dissipation plates can be completely opened to improve heat dissipation under the conditions of high load and overheating, adjustability can be achieved, and the heat dissipation plates can be conveniently opened to clean or replace the interior.

Description

Technical Field

[0001] The utility model relates to the technical field of frequency converters, in particular to a frequency converter controller capable of rapid startup. Background Art

[0002] The frequency converter is a power control device that uses frequency conversion technology and microelectronics technology to control AC motors by changing the frequency of the motor's working power supply. The frequency converter is mainly composed of rectification (AC to DC), filtering, inversion (DC to AC), braking unit, drive unit, detection unit, microprocessor unit, etc. The frequency converter adjusts the voltage and frequency of the output power supply by the internal IGBT module, and provides the required power supply voltage according to the actual needs of the motor, thereby achieving the purpose of speed regulation and energy saving. With the continuous improvement of industrial automation, frequency converters have also been widely used.

[0003] In addition to the problems with the inverter's internal components, problems such as improper installation, high internal or ambient temperature, and excessive load may also cause the inverter to start slowly. Dust adhering to the device will also cause poor heat dissipation and affect its startup speed. To address the above problems, we have designed a fast-starting inverter controller. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a variable frequency controller which can be started quickly.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A frequency conversion controller that can be quickly started includes a frequency conversion controller shell, side openings are opened on both sides of the frequency conversion controller shell, and the outer walls of the side openings are fixed with frame frames, and the tops of the inner walls of the two frame frames are respectively rotatably provided with a first rotating column and a second rotating column, and the top of the inner wall of the frequency conversion controller shell is installed with a transmission mechanism for realizing the rotation of the first rotating column and the second rotating column, and the bottoms of the outer walls of the first rotating column and the second rotating column are fixed with heat dissipation plates.

[0007] As a further solution of the utility model, a plurality of heat dissipation holes are evenly opened on the heat dissipation plate, and the bottom of the heat dissipation plate is configured as a curved surface structure.

[0008] As a further solution of the utility model, a through channel is opened on the top of the frequency conversion controller housing, and a heat dissipation cover is fixed in the through channel.

[0009] As a further solution of the utility model, the transmission mechanism includes a driving roller, a gear is fixed to one end of the driving roller, a first synchronous wheel is fixed to the other end of the gear, a second synchronous wheel is fixed to one end of the first rotating column, the second synchronous wheel is connected to the first synchronous wheel by a synchronous belt, and a tooth groove that meshes with the gear is opened on the outer wall of the second rotating column corresponding to the position of the gear.

[0010] As a further solution of the present invention, the second synchronous wheel is rotatably arranged on the corresponding inner wall of the frame through an axis.

[0011] As a further solution of the utility model, turntables are provided on the front end and back side of the outer wall of the frequency converter housing, and the two turntables are coaxially fixed to one end of the driving roller and the first synchronous wheel respectively. A through hole is opened on the outer wall of the frequency converter housing for the shaft to pass through.

[0012] The beneficial effects of the utility model are:

[0013] The utility model adopts the frequency conversion controller shell, frame, heat sink and transmission mechanism, etc., when the driving roller rotates, the gear can be rotated, and then the first synchronous wheel can be rotated. Under the action of the synchronous belt, the second synchronous wheel can be rotated, thereby realizing the rotation of the first rotating column. Under the rotation action of the gear, the second rotating column with a tooth groove on the outer wall rotates accordingly, and then the first rotating column and the second rotating column rotate in opposite directions, so that the two heat sinks can be unfolded or closed at the same time, and can be fully opened to improve heat dissipation under high load and overheating conditions, and can be adjusted, so that the heat sink can be opened for cleaning or replacement. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a three-dimensional structural schematic diagram of a frequency conversion controller capable of rapid startup proposed by the utility model;

[0015] Figure 2 This is a partially expanded three-dimensional structural schematic diagram of a frequency conversion controller capable of rapid startup proposed by the utility model;

[0016] Figure 3 This is a partial three-dimensional structural diagram of a frequency conversion controller capable of rapid startup proposed by the utility model;

[0017] Figure 4 A variable frequency controller capable of quick start is proposed in the utility model Figure 3 Enlarged structural diagram at A in the middle.

[0018] In the figure: 1. frequency conversion controller housing; 101. heat dissipation cover; 102. side opening; 2. frame; 3. heat dissipation plate; 301. heat dissipation hole; 4. transmission mechanism; 5. drive roller; 6. first synchronous wheel; 7. synchronous belt; 8. second synchronous wheel; 9. first rotating column; 10. second rotating column; 11. tooth groove; 12. gear; 13. through hole; 14. turntable. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0020] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present utility model will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0021] Reference Figure 1-Figure 4 A frequency conversion controller that can be quickly started includes a frequency conversion controller housing 1, side openings 102 are opened on both sides of the frequency conversion controller housing 1, and a frame 2 is fixed to the outer wall of the side opening 102. The top of the inner wall of the two frames 2 are respectively rotatably provided with a first rotating column 9 and a second rotating column 10. A transmission mechanism 4 for realizing the rotation of the first rotating column 9 and the second rotating column 10 is installed on the top of the inner wall of the frequency conversion controller housing 1, and a heat sink 3 is fixed to the bottom of the outer wall of the first rotating column 9 and the second rotating column 10.

[0022] In this embodiment, a plurality of heat dissipation holes 301 are evenly formed on the heat dissipation plate 3, and the bottom of the heat dissipation plate 3 is configured as a curved surface structure.

[0023] In this embodiment, a through passage is opened on the top of the frequency conversion controller housing 1, and a heat dissipation cover 101 is fixed in the through passage.

[0024] In this embodiment, the transmission mechanism 4 includes a driving roller 5, a gear 12 is fixed to one end of the driving roller 5, a first synchronous wheel 6 is fixed to the other end of the gear 12, a second synchronous wheel 8 is fixed to one end of the first rotating column 9, the second synchronous wheel 8 is connected to the first synchronous wheel 6 through a synchronous belt 7, and a tooth groove 11 meshing with the gear 12 is provided on the outer wall of the second rotating column 10 corresponding to the position of the gear 12.

[0025] In this embodiment, the second synchronous wheel 8 is rotatably arranged on the corresponding inner wall of the frame 2 via an axis.

[0026] In this embodiment, turntables 14 are provided at the front end and back of the outer wall of the frequency conversion controller housing 1. The two turntables 14 are coaxially fixed to one end of the driving roller 5 and the first synchronous wheel 6 respectively. The outer wall of the frequency conversion controller housing 1 is provided with a through hole 13 for the shaft to pass through.

[0027] Working principle: When in use, the frequency conversion controller housing 1, frame 2, heat sink 3 and transmission mechanism 4 are set, wherein the transmission mechanism 4 includes a driving roller 5, a first synchronous wheel 6, a synchronous belt 7, a second synchronous wheel 8, a first rotating column 9, a second rotating column 10, a tooth groove 11, a gear 12 and a turntable 14, etc. The driving roller 5 is rotated by rotating the turntable 14. When the driving roller 5 rotates, the gear 12 can be rotated, and then the first synchronous wheel 6 is rotated. Under the action of the synchronous belt 7, the second synchronous wheel 8 is rotated, thereby realizing the rotation of the first rotating column 9. Under the rotation action of the gear 12, the second rotating column 10 with a tooth groove 11 on the outer wall rotates accordingly, and then the first rotating column 9 and the second rotating column 10 rotate in opposite directions, so that the two heat sinks 3 are unfolded or closed at the same time. When the internal heat is large, it can be fully opened under high load and overheating conditions to improve heat dissipation, and can be adjusted, so that the heat sink 3 can be opened to clean or replace the interior.

[0028] For ease of description, spatially relative terms such as "above", "above", "on the upper surface of", "above", etc. may be used here to describe the spatial positional relationship between a device or feature and other devices or features as shown in the figure. It should be understood that spatially relative terms are intended to include different orientations of the device in use or operation in addition to the orientation described in the figure. For example, if the device in the accompanying drawings is inverted, the device described as "above other devices or structures" or "above other devices or structures" will be positioned as "below other devices or structures" or "below other devices or structures". Thus, the exemplary term "above" can include both "above" and "below". The device can also be positioned in other different ways (rotated 90 degrees or in other orientations), and the spatially relative descriptions used here are interpreted accordingly.

[0029] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof.

[0030] It should be noted that the terms "first", "second", etc. in the specification and claims of the present application and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence. It should be understood that the data used in this way can be interchangeable where appropriate, so that the embodiments of the present application described herein can be implemented in an order other than those illustrated or described herein, for example. In addition, the terms "including" and "having" and any of their variations are intended to cover non-exclusive inclusions, for example, a process, method, system, product or device that includes a series of steps or units is not necessarily limited to those steps or units that are clearly listed, but may include other steps or units that are not clearly listed or inherent to these processes, methods, products or devices.

[0031] The above description is only the preferred embodiment of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A variable frequency controller capable of quick startup, comprising a variable frequency controller housing (1), characterized in that: Side openings (102) are provided on both sides of the frequency conversion controller housing (1), a frame (2) is fixed to the outer wall of the side opening (102), a first rotating column (9) and a second rotating column (10) are rotatably arranged on the top of the inner wall of the two frames (2), a transmission mechanism (4) for realizing the rotation of the first rotating column (9) and the second rotating column (10) is installed on the top of the inner wall of the frequency conversion controller housing (1), and a heat dissipation plate (3) is fixed to the bottom of the outer wall of the first rotating column (9) and the second rotating column (10).

2. A variable frequency controller capable of rapid startup according to claim 1, characterized in that: A plurality of heat dissipation holes (301) are evenly arranged on the heat dissipation plate (3), and the bottom of the heat dissipation plate (3) is configured as a curved surface structure.

3. A variable frequency controller capable of rapid startup according to claim 2, characterized in that: A through channel is provided on the top of the frequency conversion controller housing (1), and a heat dissipation cover (101) is fixed in the through channel.

4. A variable frequency controller capable of rapid startup according to claim 3, characterized in that: The transmission mechanism (4) comprises a driving roller (5), a gear (12) being fixed at one end of the driving roller (5), a first synchronous wheel (6) being fixed at the other end of the gear (12), a second synchronous wheel (8) being fixed at one end of the first rotating column (9), the second synchronous wheel (8) being connected to the first synchronous wheel (6) via a synchronous belt (7), and a tooth groove (11) meshing with the gear (12) being provided on the outer wall of the second rotating column (10) at a position corresponding to the gear (12).

5. A fast-starting frequency conversion controller according to claim 4, characterized in that: The second synchronous wheel (8) is rotatably arranged on the inner wall of the corresponding frame (2) via an axis.

6. A variable frequency controller capable of rapid startup according to claim 5, characterized in that: The front end and the back end of the outer wall of the frequency conversion controller housing (1) are both provided with a turntable (14), and the two turntables (14) are coaxially fixed to one end of the driving roller (5) and the first synchronous wheel (6), respectively. The outer wall of the frequency conversion controller housing (1) is provided with a through hole (13) for the shaft to pass through.

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