Waterproof frequency converter

Abstract

The utility model discloses a waterproof frequency converter, which relates to the technical field of frequency converters and comprises a frequency converter body, one side of the frequency converter body is provided with an adjusting groove, one side of the lower end of the frequency converter body is fixedly connected with a side connection seat, and one side of the frequency converter body is provided with an attachment cover. The side connection seat is fixedly connected with the attachment cover, the side connection seat is fixedly connected with the attachment cover, wire supporting tables are fixedly connected to the interior of the attachment cover and the lower portion of the middle of one side of the side connection seat, a wiring groove is formed in each wire supporting table, and a sealing groove is formed in one side of the middle of each wiring groove. The side seam is blocked through the sealing strip, sealing is achieved, water is prevented from making contact with the line connecting position, the frequency converter body is accordingly prevented from being damaged, the structure is simple, the production cost is low, practicability is high, the attaching cover and the side connecting base are fixedly installed through bolts, and line limiting is convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to frequency converter technical field especially relates to a waterproof frequency converter. BACKGROUND

[0002] Frequency converter is application frequency conversion technology and microelectronic technology, through the way of changing motor working power frequency to control the power control equipment of AC motor. Frequency converter mainly by rectification (AC to DC), filter, inversion (DC to AC), brake unit, drive unit, detection unit micro processing unit etc. Frequency converter adjusts the voltage and frequency of output power supply by the opening and closing of internal IGBT, provides the power supply voltage required by the motor according to the actual need, and then achieves the purpose of energy saving and speed regulation. In addition, frequency converter has many protection functions, such as overcurrent, overvoltage and overload protection.

[0003] In the prior art, for example, Chinese patent CN219394678U discloses a waterproof frequency converter, which comprises a frequency converter body and a shell. The upper end of the shell is connected with a cover plate. The left and right sides and the rear side of the shell are provided with heat dissipation openings. A heat dissipation structure is arranged in the heat dissipation openings. The heat dissipation structure comprises a mounting frame, heat dissipation fins fixed in the mounting frame, a metal heat conduction plate fixed to the inner side of the mounting frame, and a graphene heat conduction plate fixed to the inner side of the metal heat conduction plate. The mounting frame is welded in the heat dissipation openings. The outer side of the metal heat conduction plate is provided with a groove. The inner end of the heat dissipation fin abuts against the groove of the metal heat conduction plate. The graphene heat conduction plate is located in the shell and tightly abuts against the frequency converter body.

[0004] However, in the prior art, no matter in what environment the frequency converter is used, the connection part is exposed. In the actual use process, the connection part is easy to have moisture, which can easily damage the frequency converter, resulting in poor use effect and low stability of the frequency converter. UTILITY MODEL CONTENTS

[0005] The utility model aims at solving the problems in the prior art that the connection part of the frequency converter is exposed no matter in what environment the frequency converter is used, the connection part is easy to have moisture in the actual use process, which can easily damage the frequency converter, resulting in poor use effect and low stability of the frequency converter, and provides a waterproof frequency converter.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a waterproof frequency converter, comprising a frequency converter body, one side of the frequency converter body is provided with an adjusting groove, the lower end of the frequency converter body is fixedly connected with a side connecting seat, one side of the frequency converter body is provided with a cover, the inside of the cover and the middle part of one side of the side connecting seat are fixedly connected with a wire supporting table, the inside of the wire supporting table is provided with a wire connecting groove, one side of the middle part of the wire connecting groove is provided with a sealing groove, and the sealing groove is connected with a sealing strip.

[0007] Preferably, the inside of the wire supporting table is provided with a reinforcing plate, and a reinforcing rib is fixedly connected between one side of the side connecting seat and the frequency converter body.

[0008] Preferably, one end of the wire connecting groove is provided with an inner clamping groove.

[0009] Preferably, the inside of the wire connecting groove is provided with a wire connecting frame, one end of the wire connecting frame is fixedly connected with a clamping joint, and the clamping joint is clamped with the inner clamping groove.

[0010] Preferably, the wire connecting frames are fixedly connected with a connecting plate, and inner convex rings are fixedly connected below the middle portions of the wire connecting frames.

[0011] Preferably, the corner of the frequency converter body is provided with a mounting seat.

[0012] Preferably, a display screen is mounted above the middle portion of one end of the frequency converter body.

[0013] Compared with the prior art, the utility model has the advantages and positive effects that:

[0014] 1、In the utility model, the required line for connection is connected in the wire connecting groove in use, the edge joint is blocked by the sealing strip, sealing is realized, water is prevented from contacting the line connection, the frequency converter body is prevented from being damaged, the structure is relatively simple, the production cost is relatively low, the practicality is relatively high, the bolt is adopted to fixedly install the waterproof cover and the side connecting seat, and the limitation of the line is relatively convenient.

[0015] 2、In the utility model, the supporting effect of the wire supporting table is guaranteed by the reinforcing plate, the wire supporting table is prevented from being broken, the use stability is guaranteed, the line is inserted in the wire connecting frame by the wire connecting frame and the inner convex ring, the waterproof effect is further increased by the inner convex ring increasing the connection tension between the line, the line is prevented from being damaged in the extrusion area, the integrity of the line is guaranteed, the clamping joint is clamped with the inner clamping groove, the wire connecting frame is hung in the inner clamping groove in installation, and installation and use are facilitated. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 A three-dimensional structure schematic view of the waterproof frequency converter is provided for the utility model;

[0017] Figure 2 A partial structure explosion view of the waterproof frequency converter is provided for the utility model;

[0018] Figure 3 A waterproof frequency converter is provided for the utility model Figure 3 A region A enlarged structure schematic view is provided for the utility model;

[0019] Figure 4 This utility model provides a three-dimensional structural diagram of the wiring bracket in a waterproof frequency converter.

[0020] Legend: 1. Inverter body; 2. Mounting base; 3. Display screen; 4. Cover; 5. Side connector; 6. Reinforcing rib; 7. Adjustment groove; 8. Cable tray; 9. Wiring groove; 10. Inner slot; 11. Sealing groove; 12. Terminal block; 13. Connector; 14. Reinforcing plate; 15. Inner convex ring; 16. Connecting piece; 17. Sealing strip. Detailed Implementation

[0021] To better understand the above-mentioned objectives, features, and advantages of this utility model, the present utility model will be further described below with reference to the accompanying drawings and embodiments. It should be noted that, unless otherwise specified, the embodiments and features described in these embodiments can be combined with each other.

[0022] Many specific details are set forth in the following description in order to provide a full understanding of the present invention. However, the present invention may also be implemented in other ways different from those described herein. Therefore, the present invention is not limited to the specific embodiments disclosed in the following specification.

[0023] Example 1: As Figure 1 - Figure 4 As shown, this utility model provides a waterproof frequency converter, including a frequency converter body 1. An adjustment groove 7 is provided on one side of the frequency converter body 1. A side connector 5 is fixedly connected to the lower end of the frequency converter body 1. An attachment cover 4 is provided on one side of the frequency converter body 1. A cable support platform 8 is fixedly connected to the inside of the attachment cover 4 and the lower middle part of one side of the side connector 5. A wiring groove 9 is opened inside the cable support platform 8. A sealing groove 11 is opened on one side of the middle part of the wiring groove 9. A sealing strip 17 is snapped into the inside of the sealing groove 11.

[0024] The specific settings and functions of this embodiment are described in detail below. With the side connector 5 and the cable tray 8, the required wiring is connected to the wiring groove 9 during use. The sealing strip 17 seals the edge seam to achieve a seal, preventing moisture from contacting the wiring connection and thus avoiding damage to the inverter body 1. Moreover, this structure is relatively simple, has low production cost, and is highly practical. The cover 4 and the side connector 5 are fixedly installed with bolts, which makes it convenient to limit the wiring.

[0025] Example 2: Figure 1 - Figure 4As shown, the inside of the wire supporting platform 8 is provided with a reinforcing plate 14, the side of the side connecting seat 5 is fixedly connected with the reinforcing rib 6 between the frequency converter body 1, one end of the wire connecting groove 9 is provided with an inner clamping groove 10, the inner clamping groove 10 is provided with a wire connecting frame 12, one end of the wire connecting frame 12 is fixedly connected with a clamping joint 13, the clamping joint 13 is clamped with the inner clamping groove 10, the wire connecting frame 12 is fixedly connected with a connecting piece 16, the inner clamping groove 10 is fixedly connected with an inner protruding ring 15, the corner of the frequency converter body 1 is provided with a mounting seat 2, the middle of one end of the frequency converter body 1 is provided with a display screen 3, and the wire connecting frame 12 is made of rubber.

[0026] The whole embodiment achieves the effect that the reinforcing plate 14 is arranged to ensure the supporting effect of the wire supporting platform 8, avoid the fracture of the wire supporting platform 8, ensure the use stability, the wire connecting frame 12 and the inner protruding ring 15 are arranged to insert the wire into the wire connecting frame 12, the inner protruding ring 15 increases the connection tension between the wire and the wire connecting frame 12, further increases the waterproof effect, and the mode can avoid the damage of the wire in the extrusion area, ensures the integrity of the wire, and the clamping joint 13 is arranged to be clamped with the inner clamping groove 10, the wire connecting frame 12 can be hung in the inner clamping groove 10 during installation, and the installation and use are facilitated.

[0027] The working principle and the use method of the device are as follows: during installation and use, the wire is inserted through the wire connecting frame 12, the wire is connected with the connecting port, the connection position of the wire connecting frame 12 and the wire is adjusted, the clamping joint 13 is arranged in the inner clamping groove 10, the bolt is used to fix the cover 4 and the side connecting seat 5, then the frequency converter body 1 is fixed to the required position by the mounting seat 2.

[0028] The above is only a preferred embodiment of the present application, and is not intended to limit the present application in other forms. Any skilled person in the art can modify or change the above disclosed technical content to equivalent embodiments applied to other fields, but any simple modification, equivalent change and modification made according to the technical essence of the present application to the above embodiments still belongs to the protection scope of the present application.

Claims

1. A water-resistant frequency converter comprising a frequency converter body (1), characterized in that: The side of the frequency converter body (1) is provided with an adjusting groove (7), the lower end of the frequency converter body (1) is fixedly connected with a side connecting seat (5), the side of the frequency converter body (1) is provided with an auxiliary cover (4), the inside of the auxiliary cover (4) and the middle part of the side of the side connecting seat (5) are fixedly connected with wire supporting tables (8), the inside of the wire supporting table (8) is provided with a wire connecting groove (9), the middle part of the wire connecting groove (9) is provided with a sealing groove (11), the inside of the sealing groove (11) is clamped with a sealing strip (17).

2. A water resistant frequency converter according to claim 1, characterized in that: The inside of the wire supporting table (8) is mounted with a reinforcing plate (14), the side of the side connecting seat (5) and the frequency converter body (1) are fixedly connected with a reinforcing rib (6).

3. A water resistant frequency converter according to claim 1, characterized in that: The one end of the wire connecting groove (9) is provided with an inner clamping groove (10).

4. A water resistant frequency converter according to claim 3, characterized in that: The inside of the inner clamping groove (10) is provided with a wire connecting frame (12), the one end of the wire connecting frame (12) is fixedly connected with a clamping head (13), the clamping head (13) is clamped with the inner clamping groove (10).

5. A water resistant frequency inverter as claimed in claim 4, wherein: The wire connecting frames (12) are fixedly connected with connecting sheets (16), the middle part of the inside of the wire connecting frame (12) is fixedly connected with an inner convex ring (15).

6. A water resistant frequency inverter as claimed in claim 1, wherein: The corner of the frequency converter body (1) is provided with a mounting seat (2).

7. A water resistant frequency converter according to claim 1, characterized in that: The middle part of the one end of the frequency converter body (1) is mounted with a display screen (3).

Images