CN213907299U - Multi-gear adjustable low-voltage frequency converter - Google Patents

Abstract

The utility model discloses an adjustable low-voltage inverter of many gears, including the converter body, be equipped with the display on the converter body, the below of display is equipped with gear adjustment button, be equipped with the ventilation pipe of symmetry on the both sides lateral wall of converter body, the front end of ventilation pipe is equipped with heat dissipation mechanism, heat dissipation mechanism is including heat dissipation frame, radiator fan, installation piece and mounting nut. A adjustable low-voltage inverter of many gears, belong to the low-voltage inverter field, heat dissipation mechanism through setting up for dispel the heat the cooling to the converter, improve the heat dispersion of converter and avoid the internal circuit speed too fast, improve life, and in the radiating while, with floaters such as the inside dust of converter together take out, and carry out filtration treatment to dust and floater through the dust removal mechanism who sets up, avoid dust and floater to get into the inside of converter and pile up and lead to the converter to take place the short circuit problem in the converter.

Description

Multi-gear adjustable low-voltage frequency converter

Technical Field

The utility model relates to a low-voltage inverter field, in particular to adjustable low-voltage inverter of many gears.

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. 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. Along with the rapid development of industry system, the mechanical equipment also need use in the middle of the environment not, include in flying wadding, in the adverse circumstances such as dust and dust, equipment such as current low-voltage inverter in the in-process of adverse circumstances operation, flying wadding, the inside that dust and dust enter into the converter easily is piled up, thereby cause the converter to take place the short circuit, and simultaneously, current low-voltage inverter all carries out the radiating through the ventiduct of self, the radiating effect is poor, can lead to the internal circuit ageing rate too fast, make life reduce.

SUMMERY OF THE UTILITY MODEL

A primary object of the utility model is to provide an adjustable low-voltage inverter of many gears can effectively solve the problem among the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an adjustable low-voltage inverter of many gears, includes the converter body, be equipped with the display on the converter body, the below of display is equipped with gear and adjusts the button, be equipped with the ventilation pipe of symmetry on the both sides lateral wall of converter body, the front end of ventilation pipe is equipped with heat dissipation mechanism, heat dissipation mechanism is including heat dissipation frame, radiator fan, installation piece and mounting nut, the inside of ventilation pipe is equipped with dust removal mechanism, dust removal mechanism is including filtering frame, compression spring, fixture block, dog, dust screen and handle.

Preferably, the frequency converter body is provided with heat dissipation ports on the side walls of the two sides, the heat dissipation ports are fixedly provided with ventilation pipes, the upper end and the lower end of each ventilation pipe are fixedly provided with symmetrical fixing blocks, the outer side wall of each fixing block is provided with a thread groove, and the frequency converter body is used in cooperation with a heat dissipation mechanism.

Preferably, the inside fixed mounting of heat dissipation frame has radiator fan, the fixed mounting has the installation piece of symmetry about the outer wall of heat dissipation frame, set up the mounting groove that link up on the lateral wall of installation piece, mounting nut passes mounting groove fixed connection in the thread groove, a plurality of louvres have been seted up on the lateral wall of heat dissipation frame, and its usage lies in, utilizes the mode of heat exchange to dispel the heat and cool down the converter body to outwards discharge the inside dust of converter body and floater.

Preferably, the four sides of the inner wall of the ventilation pipe are provided with mutually symmetrical clamping grooves, and the purpose of the ventilation pipe is that the ventilation pipe is matched with a dust removal mechanism.

Preferably, spring grooves are formed in four sides of the outer wall of the filter frame respectively, a compression spring is fixedly installed at the bottom of each spring groove, a clamping block is fixedly installed at the front end of each compression spring, symmetrical stopping blocks are fixedly installed at the front end of the inner wall of each spring groove, and each clamping block is located in each clamping groove.

Preferably, the dust screen is fixedly installed in the frame of the filter frame, symmetrical handles are fixedly installed on two sides of the outer frame wall of the filter frame, and the filter frame is used for filtering floating objects such as dust and the like, preventing the dust from entering the inside of the frequency converter body and preventing the frequency converter body from being short-circuited.

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

the utility model discloses in, through the heat dissipation mechanism that sets up, the mode that utilizes the heat exchange is dispelled the heat and is cooled down to the converter, improve the heat dispersion of converter, avoid the internal circuit speed too fast, and prolong service life, and in the radiating while, carry over the floater such as the inside dust of converter together out, and carry out filtration treatment and prevent that it from entering into the converter inside dust and floater through the dust removal mechanism who sets up, avoid dust and floater to pile up in the converter and lead to the converter to take place the short circuit problem.

Drawings

Fig. 1 is a schematic plan view of an overall structure of a multi-gear adjustable low-voltage inverter according to the present invention;

fig. 2 is a schematic plan sectional view of the overall structure of the multi-gear adjustable low-voltage inverter of the present invention;

fig. 3 is a schematic plan side view of the overall structure of the multi-stage adjustable low-voltage inverter of the present invention;

fig. 4 is a schematic side view of a frequency converter body of the multi-gear adjustable low-voltage frequency converter of the present invention;

fig. 5 is a schematic plan sectional view of a connection between a heat dissipation mechanism and a ventilation pipe of the multi-gear adjustable low-voltage inverter of the present invention;

FIG. 6 is a schematic sectional view of a connection plane between a dust removing mechanism and a ventilation pipe of the multi-gear adjustable low-voltage inverter of the present invention;

fig. 7 is the utility model relates to a dust removal mechanism plane side view schematic diagram of adjustable low-voltage inverter of many gears.

In the figure: 1. a frequency converter body; 2. a display; 3. a gear adjusting button; 4. a vent pipe; 5. a heat dissipation mechanism; 6. a dust removal mechanism; 7. a heat dissipation frame; 8. a heat radiation fan; 9. heat dissipation holes; 10. mounting blocks; 11. a heat dissipation port; 12. mounting grooves; 13. mounting a nut; 14. a fixed block; 15. a thread groove; 16. a card slot; 17. a filter frame; 18. a spring slot; 19. a compression spring; 20. a clamping block; 21. a stopper; 22. a dust screen; 23. a handle.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-7, an adjustable low-voltage inverter of many gears, including converter body 1, be equipped with display 2 on the converter body 1, the below of display 2 is equipped with gear adjustment button 3, be equipped with symmetrical ventilation pipe 4 on the both sides lateral wall of converter body 1, the front end of ventilation pipe 4 is equipped with heat dissipation mechanism 5, heat dissipation mechanism 5 includes heat dissipation frame 7, radiator fan 8, installation piece 10 and mounting nut 13, the inside of ventilation pipe 4 is equipped with dust removal mechanism 6, dust removal mechanism 6 is including filtering frame 17, compression spring 19, fixture block 20, dog 21, dust screen 22 and handle 23.

In this embodiment, in order to cooperate with the use of the heat dissipation mechanism 5, heat dissipation ports 11 have been opened on the lateral walls of both sides of the frequency converter body 1, a ventilation pipe 4 is fixedly installed on the heat dissipation ports 11, symmetrical fixed blocks 14 are fixedly installed on the upper and lower ends of the ventilation pipe 4, thread grooves 15 have been opened on the outer side wall of the fixed block 14, and the thread grooves 15 opened on the fixed block 14 facilitate the installation and fixation of the heat dissipation mechanism 5.

In this embodiment, in order to cool down the converter body 1, and bring out the inside dust and the floater of converter body 1, the inside fixed mounting of heat dissipation frame 7 has radiator fan 8, the upper and lower fixed mounting of outer wall of heat dissipation frame 7 has the installation piece 10 of symmetry, seted up the mounting groove 12 that link up on the lateral wall of installation piece 10, mounting nut 13 passes mounting groove 12 fixed connection in thread groove 15, a plurality of louvres 9 have been seted up on the lateral wall of heat dissipation frame 7, radiator fan 8 wherein discharges the inside dust and the heat of converter body 1 to the external world, and make the outside cold air enter into the inside of converter body 1.

In the embodiment, in order to cooperate with the dust removing mechanism 6, the four sides of the inner wall of the ventilation pipe 4 are provided with mutually symmetrical clamping grooves 16, wherein the clamping grooves 16 are used for fixing the clamping blocks 20.

In this embodiment, in order to facilitate the installation and the disassembly cleaning of the dust removing mechanism 6, spring grooves 18 have been respectively opened on four sides of the outer wall of the filter frame 17, a compression spring 19 is fixedly installed at the bottom of the spring groove 18, a fixture block 20 is fixedly installed at the front end of the compression spring 19, symmetrical fixture blocks 21 are fixedly installed at the front end of the inner wall of the spring groove 18, the fixture block 20 is located in the clamping groove 16, wherein the compression spring 19 makes retraction and extension movements in the spring groove 18 opened on the filter frame 17, the fixture block 20 at the front end is driven to enter the spring groove 18 and the clamping groove 16, and the filter frame 17 is installed in the ventilation pipe 4.

In addition, a dust screen 22 is fixedly installed in the frame of the filter frame 17, symmetrical handles 23 are fixedly installed on two sides of the outer frame wall of the filter frame 17, when the cooling fan 8 discharges dust and floating objects outwards through the ventilation pipe 4, the dust screen 22 in the filter frame 17 is contacted and adhered and filtered, and the rest air is discharged to the outside through the heat dissipation holes 9 in the cooling frame 7.

It should be noted that, the utility model relates to an adjustable low-voltage inverter of many gears, before using converter body 1, at first take up filter frame 17 through handle 23, and install filter frame 17 in ventilation pipe 4, in the installation, the compression spring 19 of installing in the spring groove 18 that sets up on filter frame 17 will make the indentation motion, and drive the fixture block 20 of front end to enter into spring groove 18, make the front end of fixture block 20 support the inner wall of ventilation pipe 4 and let filter frame 17 enter into ventilation pipe 4, then continue to push filter frame 17 into ventilation pipe 4, after promoting to certain degree, compression spring 19 makes the extension motion in spring groove 18, support the fixture block 20 of front end out of spring groove 18 and make it enter into draw-in groove 16, at this moment, dust removal mechanism 6 installs and accomplishes, then will dispel the heat frame 7 and align each other with the pipeline mouth of ventilation pipe 4, meanwhile, the mounting block 10 mounted on the heat dissipation frame 7 is aligned with the fixing block 14 mounted on the ventilation pipe 4, then the mounting nut 13 is passed through the mounting groove 12 formed on the mounting block 10, and the mounting nut 13 is screwed to enter the mounting nut 13 into the thread groove 15 formed on the fixing block 14, by this way, the remaining mounting nut 13 is mounted, at this time, the heat dissipation mechanism 5 is mounted, when the frequency converter body 1 is in operation, the heat dissipation fan 8 in the heat dissipation frame 7 will operate simultaneously, the hot air generated in the frequency converter body 1 and the dust and floating objects generated inside will be brought into the ventilation pipe 4 from the heat dissipation port 11 through the heat dissipation fan 8, when the dust and floating objects pass through the dust screen 22 mounted in the filter frame 17, the dust and floating objects will be adsorbed on the dust screen 22 and filtered, and the filtered air and hot air will be discharged to the outside through the heat dissipation hole 9, if the dust screen 22 needs to be cleaned, the filter frame 17 is taken out of the ventilation pipe 4 by performing the above-mentioned reverse operation.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides an adjustable low-voltage inverter of many gears which characterized in that: including converter body (1), be equipped with display (2) on converter body (1), the below of display (2) is equipped with gear adjusting button (3), be equipped with ventilation pipe (4) of symmetry on the both sides lateral wall of converter body (1), the front end of ventilation pipe (4) is equipped with heat dissipation mechanism (5), heat dissipation mechanism (5) are including heat dissipation frame (7), radiator fan (8), installation piece (10) and mounting nut (13), the inside of ventilation pipe (4) is equipped with dust removal mechanism (6), dust removal mechanism (6) are including filtering frame (17), compression spring (19), fixture block (20), dog (21), dust screen (22) and handle (23).

2. The multi-gear adjustable low-voltage frequency converter according to claim 1, characterized in that: heat dissipation opening (11) have been seted up on the both sides lateral wall of converter body (1), fixed mounting has ventilation pipe (4) on heat dissipation opening (11), the upper and lower fixed mounting of ventilation pipe (4) has fixed block (14) of symmetry, thread groove (15) have been seted up on the lateral wall of fixed block (14).

3. The multi-gear adjustable low-voltage frequency converter according to claim 1, characterized in that: the inside fixed mounting of heat dissipation frame (7) has radiator fan (8), fixed mounting has installation piece (10) of symmetry about the outer wall of heat dissipation frame (7), set up mounting groove (12) that link up on the lateral wall of installation piece (10), mounting nut (13) pass mounting groove (12) fixed connection in thread groove (15), a plurality of louvres (9) have been seted up on the lateral wall of heat dissipation frame (7).

4. The multi-gear adjustable low-voltage frequency converter according to claim 1, characterized in that: the four sides of the inner wall of the ventilation pipe (4) are provided with clamping grooves (16) which are symmetrical with each other.

5. The multi-gear adjustable low-voltage frequency converter according to claim 1, characterized in that: spring grooves (18) are respectively formed in four sides of the outer wall of the filter frame (17), a compression spring (19) is fixedly installed at the bottom of each spring groove (18), a clamping block (20) is fixedly installed at the front end of each compression spring (19), symmetrical clamping blocks (21) are fixedly installed at the front end of the inner wall of each spring groove (18), and the clamping blocks (20) are located in the clamping grooves (16).

6. The multi-gear adjustable low-voltage frequency converter according to claim 1, characterized in that: the dust screen (22) is fixedly installed in the frame of the filter frame (17), and symmetrical handles (23) are fixedly installed on two sides of the outer side frame wall of the filter frame (17).

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