CN216391921U - Converter casing convenient to dismouting - Google Patents

Abstract

The utility model discloses a frequency converter shell convenient to disassemble and assemble, which comprises a lower shell and an upper shell, wherein a plurality of radiating grooves are formed in two sides of the upper shell, adjusting components are arranged on the inner walls of the two sides of the upper shell, positioning plates are fixedly arranged on the inner walls of the two sides of the lower shell, connecting rods are inserted into the two sides of the upper shell, limiting plates clamped with the positioning plates are fixedly arranged at one ends of the two connecting rods, and connecting plates are fixedly arranged on the surfaces of the two connecting rods: the lower shell is connected with the upper shell through the clamping fit between the positioning plate and the limiting plate, and meanwhile, the lower shell and the upper shell can be more stably connected through the positioning spring, and the lower shell and the upper shell are convenient to disassemble and assemble; the adjusting assembly is convenient to adjust the position of the adjusting plate, so that the ventilation groove of the adjusting plate corresponds to the heat dissipation groove of the upper shell, the ventilation quantity of the upper shell is adjusted, and ventilation and heat dissipation of the shell of the frequency converter are facilitated.

Description

Converter casing convenient to dismouting

Technical Field

The utility model relates to a frequency converter shell, in particular to a frequency converter shell convenient to disassemble and assemble, and belongs to the technical field of frequency converters.

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 (alternating current to direct current), a filtering unit, an inverting unit (direct current to alternating current), a braking unit, a driving unit, a detection unit micro-processing unit and the like. Current converter casing carries out fixed connection through the bolt, is not convenient for carry out the dismouting, and the air volume of current converter casing is not convenient for adjust simultaneously.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a frequency converter shell convenient to disassemble and assemble, and aims to solve the problems that the disassembly and the assembly are inconvenient and the ventilation quantity is inconvenient to adjust in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a converter casing convenient to dismouting, includes casing and last casing down, a plurality of radiating groove has all been seted up to the both sides of going up the casing, the both sides inner wall of going up the casing all is equipped with adjusting part, the both sides inner wall of casing is all fixed to be equipped with the locating plate down, the both sides of going up the casing have all alternate the connecting rod, two the one end of connecting rod all fixed be equipped with the limiting plate of locating plate looks block, two the surface of connecting rod is all fixed and is equipped with the connecting plate, two the outside cover of connecting rod is equipped with positioning spring, two positioning spring's both ends respectively with one side of two connecting plates and one side fixed connection of last casing.

As a preferred technical scheme of the utility model, each of the two adjusting assemblies comprises two sliding seats, an adjusting plate, adjusting grooves and a threaded rod, each two corresponding sliding seats are respectively and fixedly arranged on the inner walls of the two sides of the upper shell, the adjusting plate is slidably connected between each two corresponding sliding seats, the two adjusting grooves are respectively arranged on the two sides of the upper shell, the surfaces of the two adjusting plates are respectively provided with a plurality of ventilation grooves, and one side of each adjusting plate is fixedly provided with the threaded rod.

As a preferable technical scheme of the utility model, one end of each of the two threaded rods is in threaded connection with a locking nut.

As a preferable technical scheme of the utility model, the size of the plurality of ventilation grooves corresponds to the size of the heat dissipation groove.

As a preferred technical scheme of the utility model, pull rings are fixedly arranged at the other ends of the two connecting rods.

As a preferable technical scheme of the utility model, the back of the lower shell is fixedly provided with an installation plate, and four corners of the installation plate are respectively provided with an installation hole.

As a preferable technical scheme of the utility model, three reinforcing ribs are fixedly arranged at the top end and the bottom end of the lower shell, and six reinforcing ribs are fixedly arranged on one side of the mounting plate.

Compared with the prior art, the utility model has the beneficial effects that: according to the frequency converter shell convenient to disassemble and assemble, the lower shell is connected with the upper shell through the clamping fit between the positioning plate and the limiting plate, and meanwhile, the lower shell and the upper shell can be more stably connected through the positioning spring, and the disassembly and assembly are convenient; the position of the adjusting plate can be conveniently adjusted through the adjusting assembly, so that the ventilation groove of the adjusting plate corresponds to the heat dissipation groove of the upper shell, the ventilation quantity of the upper shell is adjusted, and ventilation and heat dissipation of the shell of the frequency converter are facilitated; the frequency converter shell is convenient to mount through the mounting plate and the mounting hole.

Drawings

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

FIG. 2 is a schematic view of the back structure of the present invention;

FIG. 3 is a schematic cross-sectional view of the present invention;

FIG. 4 is an enlarged view of the structure at A of FIG. 3 according to the present invention;

fig. 5 is an enlarged schematic view of the utility model at B of fig. 3.

In the figure: 1. a lower housing; 2. an upper housing; 3. mounting a plate; 301. mounting holes; 302. reinforcing ribs; 4. an adjustment assembly; 401. a slide base; 402. an adjusting plate; 403. a ventilation slot; 404. an adjustment groove; 405. a threaded rod; 406. locking the nut; 5. positioning a plate; 6. a limiting plate; 7. a connecting rod; 8. a pull ring; 9. a connecting plate; 10. a positioning spring; 11. a heat dissipation groove.

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.

Referring to fig. 1-5, the utility model provides a frequency converter shell convenient to disassemble and assemble, which comprises a lower shell 1 and an upper shell 2, wherein a plurality of radiating grooves 11 are respectively formed in two sides of the upper shell 2, adjusting components 4 are respectively arranged on inner walls of two sides of the upper shell 2, positioning plates 5 are respectively fixedly arranged on inner walls of two sides of the lower shell 1, connecting rods 7 are respectively inserted into two sides of the upper shell 2, limiting plates 6 clamped with the positioning plates 5 are respectively fixedly arranged at one ends of the two connecting rods 7, connecting plates 9 are respectively fixedly arranged on surfaces of the two connecting rods 7, positioning springs 10 are respectively sleeved outside the two connecting rods 7, and two ends of each positioning spring 10 are respectively fixedly connected with one side of the two connecting plates 9 and one side of the upper shell 2.

Preferably, each of the two adjusting assemblies 4 comprises two sliding seats 401, an adjusting plate 402, adjusting grooves 404 and a threaded rod 405, each two corresponding sliding seats 401 are respectively and fixedly arranged on the inner walls of the two sides of the upper shell 2, the adjusting plate 402 is slidably connected between each two corresponding sliding seats 401, the two adjusting grooves 404 are respectively arranged on the two sides of the upper shell 2, the surfaces of the two adjusting plates 402 are respectively provided with a plurality of ventilation grooves 403, one side of each of the two adjusting plates 402 is respectively and fixedly provided with the threaded rod 405, one end of each of the two threaded rods 405 is in threaded connection with a locking nut 406, the adjustment plate 402 is pulled up and down by the threaded rod 405 to slide inside the slide carriage 401, and the position of the adjustment plate 402 is defined by the threaded engagement of the lock nut 406 with the threaded rod 405, thereby adjusting the position of the adjusting plate 402 so that the ventilation grooves 403 thereof correspond to the heat dissipation grooves 11 of the upper case 2, thereby adjusting the ventilation amount of the upper case 2; the sizes of the plurality of ventilation grooves 403 correspond to the size of the heat dissipation groove 11, so that the ventilation quantity can be adjusted; the other ends of the two connecting rods 7 are fixedly provided with pull rings 8 for driving the connecting rods 7 to move; the mounting plate 3 is fixedly arranged on the back of the lower shell 1, mounting holes 301 are formed in four corners of the mounting plate 3, and the mounting plate 3 is conveniently and fixedly mounted in a use place through the mounting holes 301; the top and the bottom of casing 1 are all fixed down and are equipped with three strengthening rib 302, and six strengthening ribs 302 are all fixed to be set up in one side of mounting panel 3, improve the steadiness that casing 1 and mounting panel 3 are connected down.

When the frequency converter shell convenient to disassemble and assemble is used, firstly, the connecting rod 7 is pressed inwards through the pull ring 8 to enable the limiting plate 6 to move inwards, then the lower shell 1 is butted with the upper shell 2, and the limiting plate 6 can be reset under the elastic action of the positioning spring 10 to be clamped with the positioning plate 5 to complete the installation of the upper shell 2 and the lower shell 1; then two locking nuts 406 are unscrewed, the adjusting plate 402 is pulled up and down through the threaded rod 405 to slide in the sliding seat 401, the position of the adjusting plate 402 is limited through the threaded matching of the locking nuts 406 and the threaded rod 405, the position of the adjusting plate 402 is adjusted to enable the ventilation grooves 403 to correspond to the heat dissipation grooves 11 of the upper shell 2, the ventilation amount of the upper shell 2 is adjusted, and finally the mounting plate 3 is fixedly mounted at a use place through the mounting hole 301.

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 (7)

1. A frequency converter shell convenient for disassembly and assembly comprises a lower shell (1) and an upper shell (2), it is characterized in that both sides of the upper shell (2) are provided with a plurality of radiating grooves (11), the inner walls of the two sides of the upper shell (2) are respectively provided with an adjusting component (4), the inner walls of the two sides of the lower shell (1) are respectively fixedly provided with a positioning plate (5), go up the both sides of casing (2) and all alternate connecting rod (7), two the one end of connecting rod (7) all fixed be equipped with limiting plate (6), two of locating plate (5) looks block the surface of connecting rod (7) is all fixed and is equipped with connecting plate (9), two the outside cover of connecting rod (7) is equipped with positioning spring (10), two the both ends of positioning spring (10) respectively with one side of two connecting plates (9) and one side fixed connection of last casing (2).

2. The frequency converter shell convenient to disassemble and assemble according to claim 1, wherein: two adjusting part (4) all includes two slides (401), regulating plate (402), adjustment tank (404) and threaded rod (405), and is per two corresponding slide (401) is fixed the setting respectively and is in go up the both sides inner wall of casing (2), per two are corresponding sliding connection has regulating plate (402), two between slide (401) adjusting tank (404) is seted up respectively go up the both sides of casing (2), two a plurality of ventilation tank (403) have all been seted up on the surface of regulating plate (402), two one side of regulating plate (402) is all fixed threaded rod (405) of being equipped with.

3. The frequency converter shell convenient to disassemble and assemble according to claim 2, wherein: one end of each of the two threaded rods (405) is connected with a locking nut (406) in a threaded manner.

4. The frequency converter shell convenient to disassemble and assemble according to claim 2, wherein: the size of a plurality of the ventilation grooves (403) corresponds to that of the heat dissipation grooves (11).

5. The frequency converter shell convenient to disassemble and assemble according to claim 1, wherein: the other ends of the two connecting rods (7) are fixedly provided with pull rings (8).

6. The frequency converter shell convenient to disassemble and assemble according to claim 1, wherein: the back of casing (1) is fixed down is equipped with mounting panel (3), mounting hole (301) have all been seted up to four corners of mounting panel (3).

7. The frequency converter shell convenient to disassemble and assemble according to claim 6, wherein: the top and the bottom of casing (1) all fix down and are equipped with three strengthening rib (302), six strengthening rib (302) all fixed the setting is in one side of mounting panel (3).

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