CN211959055U

CN211959055U - Novel dustproof and ventilated frequency converter

Info

Publication number: CN211959055U
Application number: CN202020984711.8U
Authority: CN
Inventors: 蔡进
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-02
Filing date: 2020-06-02
Publication date: 2020-11-17
Anticipated expiration: 2030-06-02

Abstract

The utility model discloses a novel converter of dustproof ventilation, including box, seal groove, the hole of airing exhaust, gag lever post and heat dissipation fan, the hole of airing exhaust and fresh air inlet have been seted up respectively on the top of box both ends lateral wall, the second recess has been seted up to the lateral wall of box one side, and the lateral wall of box one end has seted up first recess, the internally mounted of first recess has U type pole, and the one end of U type pole installs the spring, the one end that U type pole was kept away from to the spring is connected with the lateral wall of box, the gag lever post is installed to the one end equidistant of U type pole, the lateral wall of box one side articulates there is sealed door plant, the stopper is installed to the lateral wall equidistant of sealed door plant, the seal groove is installed to the lateral wall equidistant of box. This dustproof novel converter that ventilates passes through the scraper blade and laminates mutually with the filter screen, is convenient for make the scraper blade clear up the filter screen in rotatory, thereby avoids the dust to block up the filter screen and influences the radiating effect.

Description

Novel dustproof and ventilated frequency converter

Technical Field

The utility model relates to a converter technical field specifically is a novel converter of dustproof ventilation.

Background

The frequency converter is a power 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, the traditional frequency converter can basically meet the use requirements of people, but certain problems still exist, and the specific problems are as follows:

1. most of frequency converters in the current market have higher requirements on the environment, cannot be used in places with high temperature and large dust, and are easy to damage due to overhigh temperature or dust;

2. most of converters on the existing market are poor in sealing effect, and meanwhile, when the converters are overhauled and disassembled, operators are not convenient to operate, and the labor intensity of the operators is increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel converter of dustproof ventilation to solve the problem that can not use, sealed effect is relatively poor and be not convenient for operating personnel to operate in the place that the temperature is high and the dust is big that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel converter of dustproof ventilation, includes box, seal groove, air exhaust hole, gag lever post and heat dissipation fan, air exhaust hole and fresh air inlet have been seted up respectively on the top of box both ends lateral wall, the second recess has been seted up to the lateral wall of box one side, and the lateral wall of box one end has seted up first recess, the internally mounted of first recess has U type pole, and the one end of U type pole installs the spring, the one end that U type pole was kept away from to the spring is connected with the lateral wall of box, the gag lever post is installed to the one end equidistance of U type pole, the lateral wall of box one side articulates there is sealed door plant, the stopper is installed to sealed door plant's lateral wall equidistance, the seal groove is installed to the.

Preferably, the connecting plate is all installed to the inside of airing exhaust hole and fresh air inlet, and the filter screen is all installed to the inside of airing exhaust hole and fresh air inlet.

Preferably, the inside of air exhaust hole and fresh air inlet all installs the pivot through the bearing, and the heat dissipation fan is installed to the outer wall of pivot.

Preferably, the side wall of sealing door plant one side is installed the installation piece, and the inside equidistant spacing of installation piece has seted up the spacing groove.

Preferably, a shaft seat is installed at one end, close to the filter screen, of the rotating shaft through a bearing, and windmill blades are installed on the outer wall of the shaft seat at equal intervals.

Preferably, a scraper is installed at one end, close to the filter screen, of the windmill blade, and one end of the scraper is attached to the filter screen.

Compared with the prior art, the beneficial effects of the utility model are that: the novel dustproof and ventilated frequency converter;

1. the novel dustproof ventilating frequency converter is convenient to drive air to radiate through the air outlet and the air inlet by installing the air outlet, the air inlet, the filter screen and the radiating fan, dust in the air is convenient to filter through the filter screen by the design of the air outlet, the dust is prevented from entering the device, meanwhile, the rotating shaft and the shaft seat can be driven to rotate through the rotation of the radiating fan, the shaft seat is driven to rotate to drive the windmill blades and the scraper to rotate, and the scraper is attached to the filter screen by the scraper, so that the filter screen is cleaned while the scraper rotates, and the dust is prevented from blocking the filter screen to influence the radiating effect;

2. meanwhile, the device is provided with the mounting block, the limiting groove, the first groove, the spring, the U-shaped rod, the limiting rod and the second groove, the spring is driven to deform by pulling the U-shaped rod to move, so that the U-shaped rod pulls the limiting rod to be separated from the limiting groove, operators can conveniently detach the sealing door plate from the box body, the maintenance is convenient, and the labor intensity of the operators is reduced;

3. the device is through installing stopper, seal groove, sealed door plant and box simultaneously, mutually supports through the stopper of installing on the seal groove of seting up on the box and the door plant, is convenient for make sealed door plant with the box in the block, sealed piece and seal groove looks block are convenient for make this dustproof novel converter that ventilates seal.

Drawings

FIG. 1 is a front view of the cross-sectional structure of the present invention;

FIG. 2 is an enlarged view of the portion A of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the internal structure of the present invention;

FIG. 4 is a left side view of the structure of the present invention;

fig. 5 is a schematic view of the structure of the present invention.

In the figure: 1. a box body; 2. a sealing groove; 3. an air exhaust hole; 4. a first groove; 5. a spring; 6. a U-shaped rod; 7. a limiting rod; 8. a second groove; 9. a sealing door panel; 10. a limiting block; 11. mounting blocks; 12. a limiting groove; 13. an air inlet hole; 14. a rotating shaft; 15. a heat dissipation fan; 16. a shaft seat; 17. a windmill blade; 18. a squeegee; 19. a filter screen; 20. a connecting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides an embodiment: a novel dustproof and ventilated frequency converter comprises a box body 1, a sealing groove 2, an air exhaust hole 3, a limiting rod 7 and a heat dissipation fan 15, wherein the top ends of the side walls of two ends of the box body 1 are respectively provided with the air exhaust hole 3 and an air inlet hole 13;

the connecting plates 20 are arranged inside the air exhaust holes 3 and the air inlet holes 13, the filter screens 19 are arranged inside the air exhaust holes 3 and the air inlet holes 13, and by the design of the filter screens 19, dust can be prevented from being filtered by the filter screens 19 in the heat dissipation process, and entering the frequency converter is prevented;

rotating shafts 14 are arranged inside the exhaust holes 3 and the air inlet holes 13 through bearings, heat dissipation fans 15 are arranged on the outer walls of the rotating shafts 14, and the heat dissipation fans 15 are started to enable the heat dissipation fans 15 to drive external air to enter the exhaust holes 3 through the air inlet holes 13 and to be exhausted out of the exhaust holes 3, so that the novel dustproof and ventilating frequency converter is convenient to dissipate heat;

a shaft seat 16 is arranged at one end of the rotating shaft 14 close to the filter screen 19 through a bearing, windmill blades 17 are arranged on the outer wall of the shaft seat 16 at equal intervals, and the shaft seat 16 is driven to rotate through the rotation of the rotating shaft 14, so that the shaft seat 16 can rotate to drive the windmill blades 17 to rotate;

a scraper 18 is arranged at one end of the windmill blade 17 close to the filter screen 19, one end of the scraper 18 is attached to the filter screen 19, the scraper 18 is driven to rotate by the rotation of the windmill blade 17, the scraper 18 is convenient to rotate to clean the filter screen 19, and dust blocks the filter screen 19 so as to influence the filtering effect;

a second groove 8 is formed in the side wall of one side of the box body 1, a first groove 4 is formed in the side wall of one end of the box body 1, a U-shaped rod 6 is installed inside the first groove 4, a spring 5 is installed at one end of the U-shaped rod 6, one end, far away from the U-shaped rod 6, of the spring 5 is connected with the side wall of the box body 1, limiting rods 7 are installed at one end of the U-shaped rod 6 at equal intervals, and a sealing door plate 9 is hinged to the side wall of one side of the box body 1;

the side wall of one side of the sealing door plate 9 is provided with the mounting blocks 11, the mounting blocks 11 are provided with the limiting grooves 12 at equal intervals, and the limiting grooves 12 are mutually clamped with the limiting rods 7, so that the limiting rods 7 can be conveniently separated from the limiting grooves 12 to disassemble the dustproof and ventilated novel frequency converter;

the limiting blocks 10 are installed on the side wall of the sealing door plate 9 at equal intervals, and the sealing grooves 2 are installed on the side wall of the box body 1 at equal intervals.

The working principle is as follows: when the novel dustproof and ventilated frequency converter is used, when the frequency converter needs to be radiated, the radiating fan 15 arranged inside the air outlet hole 3 and the air inlet hole 13 is started, so that the radiating fan 15 drives outside air to enter and be discharged from the air outlet hole 3 through the air inlet hole 13, the frequency converter is convenient to radiate heat, dust in the air can be filtered through the filter screen 19 arranged inside the air inlet hole 13, the dust is prevented from entering the device, meanwhile, the radiating fan 15 drives the rotating shaft 14 and the shaft seat 16 to rotate while rotating, the shaft seat 16 rotates to drive the fan blade 17 and the scraper blade 18 to rotate, the scraper blade 18 rotates to clean the filter screen 19, the dust is prevented from blocking the filter screen 19, the radiating effect is poor, and when the novel dustproof and ventilated frequency converter needs to be disassembled and overhauled, the U-shaped rod 6 is pulled, make 6 pulling springs 5 of U type pole take place deformation, U type pole 6 drives gag lever post 7 simultaneously in the pulling and breaks away from the inside of spacing groove 12, and the operating personnel pulling handle of being convenient for is opened sealed door plant 9 and is come to overhaul the inside of this novel converter of preventing dust and ventilating, mutually supports through stopper 10 and seal groove 2 simultaneously, is convenient for make the sealing performance of this novel converter of preventing dust and ventilating better, does above the utility model discloses a whole theory of operation.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a novel converter of dustproof ventilation, includes box (1), seal groove (2), exhaust hole (3), gag lever post (7) and heat dissipation fan (15), its characterized in that: air exhaust hole (3) and fresh air inlet (13) have been seted up respectively on the top of box (1) both ends lateral wall, second recess (8) have been seted up to the lateral wall of box (1) one side, and the lateral wall of box (1) one end has seted up first recess (4), the internally mounted of first recess (4) has U type pole (6), and the one end of U type pole (6) installs spring (5), the one end that U type pole (6) were kept away from in spring (5) is connected with the lateral wall of box (1), gag lever post (7) are installed to the one end equidistance of U type pole (6), the lateral wall of box (1) one side articulates there is sealed door plant (9), stopper (10) are installed to the lateral wall equidistance of sealed door plant (9), seal groove (2) are installed to the lateral wall equidistance of box (1).

2. The novel dustproof and ventilated frequency converter according to claim 1, characterized in that: connecting plates (20) are installed inside the air exhaust holes (3) and the air inlet holes (13), and filter screens (19) are installed inside the air exhaust holes (3) and the air inlet holes (13).

3. The novel dustproof and ventilated frequency converter according to claim 1, characterized in that: the inside of exhaust hole (3) and fresh air inlet (13) all installs pivot (14) through the bearing, and heat dissipation fan (15) are installed to the outer wall of pivot (14).

4. The novel dustproof and ventilated frequency converter according to claim 1, characterized in that: the side wall of one side of the sealing door plate (9) is provided with an installation block (11), and the inside of the installation block (11) is provided with limit grooves (12) at equal intervals.

5. The novel dustproof and ventilated frequency converter according to claim 3, characterized in that: and an axle seat (16) is arranged at one end of the rotating shaft (14) close to the filter screen (19) through a bearing, and windmill blades (17) are arranged on the outer wall of the axle seat (16) at equal intervals.

6. The novel dustproof and ventilated frequency converter according to claim 5, characterized in that: and a scraper (18) is arranged at one end of the windmill blade (17) close to the filter screen (19), and one end of the scraper (18) is attached to the filter screen (19).