CN216414169U

CN216414169U - Frequency converter with port dustproof structure

Info

Publication number: CN216414169U
Application number: CN202122856562.4U
Authority: CN
Inventors: 沈小平
Original assignee: Shenzhen Canworld Electrical Technology Co ltd
Current assignee: Shenzhen Canworld Electrical Technology Co ltd
Priority date: 2021-11-22
Filing date: 2021-11-22
Publication date: 2022-04-29
Anticipated expiration: 2031-11-22

Abstract

The utility model discloses a frequency converter with a port dustproof structure, which relates to the technical field of frequency converters and comprises a frequency converter body and a dust remover, wherein the front end of the frequency converter body is provided with the dust remover, side support plates are fixedly arranged on two sides of a port and on the front end surface of the frequency converter body, one side of each side support plate is provided with a limiting rod, the outer surface of each limiting rod is provided with an elastic rope, the bottom end of each elastic rope is fixedly provided with the dust remover, an inserting plate is matched with an inserting groove, when no external connecting wire is inserted into the port, the dust remover is taken up to enable a protective block to be aligned with the port, the inserting plate is aligned with the inserting groove, when the inserting plate is inserted, a rotating plate is rotated to the parallel direction from the vertical direction, the rear end of the port is opened, wind of a heat dissipation fan is dissipated from the opposite port to blow air to remove dust in the port, the wind is blown into the mounting box through the port, air outlet holes formed in the side end surface of the mounting box are used for discharging the wind, and the discharged through gaps between the port and the dust remover, dust on the periphery of the port can be removed, and the use is convenient.

Description

Frequency converter with port dustproof structure

Technical Field

The utility model relates to the technical field of frequency converters, in particular to a frequency converter with a port dustproof structure.

Background

The frequency converter mainly comprises a rectifying unit, a filtering unit, an inverting unit, a braking unit, a driving unit, a detecting unit micro-processing unit and the like. The frequency converter adjusts the voltage and frequency of an output power supply by switching on and off an internal IGBT (insulated gate bipolar transistor), provides the required power supply voltage according to the actual requirement of the motor, and further achieves the purposes of energy conservation and speed regulation

The existing frequency converter is generally placed outdoors, air in an outdoor environment contains fine dust, the fine dust can be attached to a port of the frequency converter, long-time accumulation is achieved, cleaning is not achieved, the port is prone to poor contact between connecting wires, and the frequency converter is inconvenient to use.

In view of the above problems, the present invention provides a frequency converter with a port dustproof structure.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a frequency converter with a port dustproof structure, which is provided with two sides of a port, wherein a side support plate is fixedly arranged on the front end surface of a frequency converter body, a limiting rod is arranged on one side of the side support plate, an elastic rope is arranged on the outer surface of the limiting rod, a dustproof device is fixedly arranged at the bottom end of the elastic rope, an inserting plate is matched with an inserting groove, when no external connecting wire is inserted into the port, the dustproof device is taken up to ensure that a protective block is aligned with the port, the inserting plate is aligned with the inserting groove, when the inserting plate is inserted, a rotating plate is rotated to the parallel direction from the vertical direction, the rear end of the port is opened, the wind of a radiating fan is converted into air blowing and dedusting the interior of the port from the heat dissipation of the opposite port, the wind blows to the interior of an installation box through the port, air outlet holes arranged on the side end surface of the installation box discharges the wind, simultaneously the discharged wind is discharged through a gap between the port and the dustproof device, and can also remove dust around the port, the advantage of convenient use, thereby solving the problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a converter with port dustproof construction, includes the converter body and dust remover, and the front end of the converter body is equipped with the dust remover, the anterior segment face of the converter body is equipped with the display screen, and slot and port have been seted up to the lower extreme of display screen, and the port setting is at the lower extreme of slot, and the both sides of port and at the preceding terminal surface fixed mounting of the converter body have the side extension board, and one side of side extension board is equipped with the gag lever post, and the surface of gag lever post is equipped with the elasticity rope, and the bottom fixed mounting of elasticity rope has the dust remover.

Preferably, the inside rear end fixed mounting of converter body has the frame plate, and the inside of frame plate is equipped with the heat dissipation fan, and the frame plate setting is at the lower extreme of port, and the port is aimed at to the heat dissipation fan.

Preferably, a connecting ring is arranged at the inner rear end of the frequency converter body and at the upper end of the slot, and a rotating plate is arranged between the connecting rings.

Preferably, the dust protector comprises a bottom plate, and an inserting plate and a protection block which are fixedly installed at the bottom end of the bottom plate.

Preferably, the protection piece includes the install bin and sets up the venthole at install bin one side end, and the inside sliding connection of install bin has the connecting strip, is connected by compression spring between the bottom of connecting strip and the inside of install bin.

Preferably, the connecting strip is matched with the inside of the installation box, a triangular protection strip is arranged at the top end of the connecting strip, and the triangular protection strip is matched with a socket of the installation box.

Preferably, the triangular protective strip comprises a strip body and a rubber layer arranged on the outer surface of the strip body, and a polytetrafluoroethylene layer is arranged on the outer surface of the rubber layer.

Preferably, the polytetrafluoroethylene layer is also arranged on the outer wall of the installation box.

Compared with the prior art, the utility model has the following beneficial effects:

1. the utility model provides a frequency converter with a port dustproof structure, wherein side support plates are fixedly arranged on two sides of a port and on the front end face of a frequency converter body, a limiting rod is arranged on one side of each side support plate, an elastic rope is arranged on the outer surface of each limiting rod, a dustproof device is fixedly arranged at the bottom end of each elastic rope, an inserting plate is matched with an inserting groove, when no external connecting wire is inserted into the port, the dustproof device is taken up to enable a protective block to be aligned with the port, the inserting plate is aligned with the inserting groove, when the inserting plate is inserted, a rotating plate is rotated to be parallel to the vertical direction, the rear end of the port is opened, the wind of a radiating fan is converted into blowing dust removal for the interior of the port from heat dissipation of the port, wind force blows into the interior of an installation box through the port, air outlet holes arranged on the side end face of the installation box are used for discharging the wind, meanwhile, the discharged wind is discharged through gaps between the port and the dustproof device, and dust around the port can be removed, is convenient to use.

2. When the protective block is inserted into the port, the triangular protective strip and the connecting strip are pushed towards the inside of the mounting box by the connecting block in the port, the compression spring contracts, the triangular protective strip is in contact with the connecting block, the rubber layer arranged on the outer surface of the strip body deforms, the connecting block in the port is protected, when the dust protector is not used, the triangular protective strip presses the thrust of the compression spring to move to the outside of the mounting box, the polytetrafluoroethylene layer arranged on the outer surface of the rubber layer and the polytetrafluoroethylene layer also arranged on the outer surface of the mounting box prevent dust from being attached to the connecting block, dust accumulated on the top end of the mounting box can fall off when the dust protector is taken up, and the dust protector is not contaminated by the dust when in contact with the port, so that the frequency converter is convenient to use.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the dust-proof device of the present invention;

FIG. 3 is a view showing the internal structure of the inverter body according to the present invention;

FIG. 4 is a schematic diagram of a protection block structure according to the present invention;

FIG. 5 is a schematic structural diagram of a triangular guard bar according to the present invention.

In the figure: 1. a frequency converter body; 11. a frame plate; 12. a heat dissipation fan; 13. a connecting ring; 14. rotating the plate; 2. a display screen; 3. a slot; 4. a port; 5. a side support plate; 6. a limiting rod; 7. an elastic cord; 8. a dust guard; 81. a base plate; 82. inserting plates; 83. a protection block; 831. a compression spring; 832. a connecting strip; 833. a triangular guard bar; 8331. a strip body; 8332. a rubber layer; 8333. a polytetrafluoroethylene layer; 834. installing a box; 835. and an air outlet.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In order to solve the technical problem of how to prevent dust at the port of the frequency converter, as shown in fig. 1 to 4, the following preferred technical solutions are provided:

the utility model provides a converter with port dustproof construction, including converter body 1 and dust remover 8, the front end of converter body 1 is equipped with dust remover 8, the anterior segment face of converter body 1 is equipped with display screen 2, slot 3 and port 4 have been seted up to the lower extreme of display screen 2, and port 4 sets up the lower extreme at slot 3, port 4's both sides and at the preceding terminal surface fixed mounting of converter body 1 have side extension board 5, one side of side extension board 5 is equipped with gag lever post 6, the surface of gag lever post 6 is equipped with elasticity rope 7, the bottom fixed mounting of elasticity rope 7 has dust remover 8.

The inside rear end fixed mounting of converter body 1 has frame plate 11, and the inside of frame plate 11 is equipped with heat dissipation fan 12, and frame plate 11 sets up the lower extreme at port 4, and heat dissipation fan 12 aims at port 4.

A connecting ring 13 is arranged at the rear end of the interior of the frequency converter body 1 and at the upper end of the slot 3, and a rotating plate 14 is arranged between the connecting rings 13.

The dust protector 8 includes a bottom plate 81, and an insert plate 82 and a protective block 83 fixedly installed at a bottom end of the bottom plate 81.

The protection block 83 comprises a mounting box 834 and an air outlet 835 arranged at one side end of the mounting box 834, a connecting strip 832 is connected to the inside of the mounting box 834 in a sliding mode, and the bottom end of the connecting strip 832 is connected with the inside of the mounting box 834 through a compression spring 831.

The connecting bar 832 is matched with the inside of the installation box 834, the top end of the connecting bar 832 is provided with a triangular protection bar 833, and the triangular protection bar 833 is matched with the socket of the installation box 834.

Specifically, side support plates 5 are fixedly mounted on two sides of the port 4 and on the front end face of the frequency converter body 1, a limiting rod 6 is arranged on one side of the side support plate 5, an elastic rope 7 is arranged on the outer surface of the limiting rod 6, a dust protector 8 is fixedly mounted at the bottom end of the elastic rope 7, the inserting plate 82 is matched with the inserting groove 3, when no external connecting line is inserted into the port 4, the dust protector 8 is taken up to enable the protective block 83 to be aligned with the port 4, the inserting plate 82 is aligned with the inserting groove 3, when the inserting plate 82 is inserted, the rotating plate 14 rotates from the vertical direction to the parallel direction, the rear end of the port 4 is opened, the wind of the heat dissipation fan 12 is converted from the heat dissipation of the port 4 into blowing dust removal for the interior of the port 4, the wind blows to the interior of the mounting box 834 through the port 4, the air outlet 835 arranged on the side end face of the mounting box 834 discharges the wind, meanwhile, the discharged wind discharges the dust through the gap between the port 4 and the dust protector 8, and removes the dust around the port 4, is convenient to use.

In order to solve the technical problem of how to protect the ports, as shown in fig. 4 and 5, the following preferred technical solutions are provided:

the triangular guard strip 833 comprises a strip body 8331 and a rubber layer 8332 arranged on the outer surface of the strip body 8331, and a polytetrafluoroethylene layer 8333 is arranged on the outer surface of the rubber layer 8332.

A teflon layer 8333 is also provided on the outer wall of the mounting case 834.

Specifically, when the protection block 83 is inserted into the port 4, the triangular protection strip 833 and the connection strip 832 are pushed by the connection block inside the port 4 towards the inside of the installation box 834, the compression spring 831 contracts, the triangular protection strip 833 is in contact with the connection block, the rubber layer 8332 arranged on the outer surface of the strip body 8331 deforms, the connection block inside the port 4 is protected, when the dust protector 8 is not used, the triangular protection strip 833 moves to the outside of the installation box 834 by pushing the compression spring 831 with hands, the polytetrafluoroethylene layer 8333 arranged on the outer surface of the rubber layer 8332 and the polytetrafluoroethylene layer 8333 also arranged on the outer surface of the installation box 834 prevent dust from being attached to each other, dust accumulated on the top end of the installation box 834 can drop when the dust protector 8 is taken up, the dust protector 8 is not attached to the dust when being in contact with the port 4, and the use is convenient.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a converter with port dustproof construction, includes converter body (1) and dust remover (8), the front end of converter body (1) is equipped with dust remover (8), its characterized in that: the front section face of converter body (1) is equipped with display screen (2), slot (3) and port (4) have been seted up to the lower extreme of display screen (2), and port (4) set up the lower extreme in slot (3), the both sides of port (4) and at the preceding terminal surface fixed mounting of converter body (1) have side extension board (5), one side of collateral branch board (5) is equipped with gag lever post (6), the surface of gag lever post (6) is equipped with elasticity rope (7), the bottom fixed mounting of elasticity rope (7) has dust keeper (8).

2. The frequency converter with a port dustproof structure according to claim 1, wherein: the inside rear end fixed mounting of converter body (1) has frame plate (11), and the inside of frame plate (11) is equipped with heat dissipation fan (12), and frame plate (11) set up the lower extreme at port (4), and heat dissipation fan (12) aim at port (4).

3. The frequency converter with a port dustproof structure according to claim 2, wherein: the rear end of the interior of the frequency converter body (1) and the upper end of the slot (3) are provided with connecting rings (13), and rotating plates (14) are arranged between the connecting rings (13).

4. The frequency converter with a port dustproof structure according to claim 1, wherein: the dust protector (8) comprises a bottom plate (81), and an inserting plate (82) and a protection block (83) which are fixedly installed at the bottom end of the bottom plate (81).

5. The frequency converter with a port dustproof structure according to claim 4, wherein: the protection block (83) comprises an installation box (834) and an air outlet hole (835) formed in one side end of the installation box (834), the inside of the installation box (834) is connected with a connecting strip (832) in a sliding mode, and the bottom end of the connecting strip (832) is connected with the inside of the installation box (834) through a compression spring (831).

6. The frequency converter with a port dustproof structure according to claim 5, wherein: the connecting strip (832) is matched with the inside of the installation box (834), the top end of the connecting strip (832) is provided with a triangular protection strip (833), and the triangular protection strip (833) is matched with the socket of the installation box (834).

7. The frequency converter with a port dustproof structure according to claim 6, wherein: the triangular protective strip (833) comprises a strip body (8331) and a rubber layer (8332) arranged on the outer surface of the strip body (8331), and a polytetrafluoroethylene layer (8333) is arranged on the outer surface of the rubber layer (8332).

8. The frequency converter with a port dustproof structure according to claim 7, wherein: the polytetrafluoroethylene layer (8333) is also arranged on the outer wall of the installation box (834).