CN211457688U

CN211457688U - Frequency converter is in dampproofing anticorrosion structure

Info

Publication number: CN211457688U
Application number: CN202020304842.7U
Authority: CN
Inventors: 包兆宽; 邵万刚; 周卫文
Original assignee: Shenzhen Feizhao Technology Co ltd
Current assignee: Shenzhen Feizhao Technology Co ltd
Priority date: 2020-03-12
Filing date: 2020-03-12
Publication date: 2020-09-08
Anticipated expiration: 2030-03-12

Abstract

The utility model discloses a converter is in dampproofing anticorrosion structure, which comprises a housin, the opening has been seted up to one side of casing, just it is provided with the side cap board to rotate on one side lateral wall of casing, the side cap board corresponds the setting with the opening, be equipped with the cavity in the casing, be equipped with the converter main part in the cavity, be equipped with the latch device who corresponds with the side cap board on the lateral wall of casing, it is provided with annular slide to slide on the lateral wall of cavity, annular slide is close to the fixed sealed cotton that is provided with on one side lateral wall of side cap board, the setting of casing opening part is hugged closely to sealed cotton, still be equipped with fixed establishment on the outer wall. The utility model discloses can be quick carry out the dismouting to the converter, improved the efficiency of converter when overhauing the maintenance greatly, and can be effectual when covering the converter side cover board seal the gap between side cover board and casing, improved the dampproofing anticorrosive effect of converter greatly, increased the life of converter.

Description

Frequency converter is in dampproofing anticorrosion structure

Technical Field

The utility model relates to a technical field is maintained to the converter, especially relates to a converter is at dampproofing anticorrosion structure.

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, and generally comprises a main circuit, a rectifier, a flat wave circuit and an inverter.

However, in the prior art, when using the converter, often need install the converter in the open air, in the gap infiltration converter on more rainwater dew passes through the shell of converter, lead to converter internal circuit corrosion damage, greatly reduced the life of converter, and the converter is fixed the apron with the screw usually when using for dismantle more difficultly when overhauing and maintaining, greatly reduced the efficiency that the converter was maintained.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is to solve the shortcoming that exists among the prior art, if: inside the gap infiltration converter on the converter casing of rainwater dew from the converter, the corruption damaged internal circuit, greatly reduced the life of converter, and use the fix with screw apron, the dismantlement degree of difficulty is great, has reduced the efficiency of overhauing the maintenance, and the converter that provides is at dampproofing anticorrosion structure.

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

the utility model provides a converter is at dampproofing anticorrosion structure, includes the casing, the opening has been seted up to one side of casing, just it is provided with the side cap board to rotate on one side lateral wall of casing, the side cap board corresponds the setting with the opening, be equipped with the cavity in the casing, be equipped with the converter main part in the cavity, be equipped with the latch device that corresponds with the side cap board on the lateral wall of casing, it is provided with annular slide to slide on the lateral wall of cavity, annular slide is close to the fixed sealed cotton that is provided with on one side lateral wall of side cap board, the setting of casing opening part is hugged closely to sealed cotton, still be equipped with fixed establishment on.

Preferably, latch device includes picture peg and pull rod, the picture peg is fixed to be set up on the side shield, set up the fixed slot that corresponds with the picture peg in the casing, the pull rod slides and runs through one side lateral wall setting of casing, and is equipped with the flexible groove that corresponds with the pull rod on one side lateral wall of fixed slot, the fixed lug that is provided with on the lateral wall of pull rod, the one end of lug slides and sets up on the lateral wall in flexible groove, the lateral wall of lug is connected with the lateral wall in flexible groove through the spring, the one end lateral wall that the pull rod is close to the picture peg is the slope setting, and the slope lateral wall corresponds the setting with the picture peg, the picture peg is equipped with the draw-in groove that corresponds with the pull rod on being close to one side lateral wall of pull rod, still be.

Preferably, drive mechanism includes gear and driven plate, still be equipped with the driving groove that corresponds with the driven plate in the casing, and the driving groove is close to the cavity and sets up side by side with the fixed slot, the driven plate slides and sets up in the driving groove, the gear runs through the lateral wall setting of driving groove and fixed slot, picture peg and driven plate all are equipped with the broach groove that corresponds with the play theory on being close to one side lateral wall of gear, one side lateral wall that the gear was kept away from to the driven plate passes through one side lateral wall fixed connection of slider and annular slide, be equipped with the bar spout that corresponds with the slider on the inner wall of casing, and bar spout and driving groove intercommunication set up.

Preferably, fixed establishment includes a plurality of fixed plates, and is a plurality of the even symmetry of fixed plate sets up on the outer wall of casing, every it is provided with fixation nut, every to rotate on the fixed plate fixation nut all runs through the fixed plate setting.

Preferably, the sealing cotton is made of foaming sponge.

Compared with the prior art, the beneficial effects of the utility model are that: through the cooperation of pull rod and picture peg, realized the fixed of offside apron and opened, make the side apron can open fast and close, the efficiency that the converter overhauld and maintain has been improved greatly, through the picture peg, the cooperation of gear and driven plate, it removes to have realized that the picture peg drives the driven plate after inserting the fixed slot, the cooperation of rethread driven plate and slider, it drives the motion of annular slide to have realized the driven plate, and then realized covering back picture peg at the side apron and drive the annular slide and remove, make sealed cotton seal up the gap of side apron and casing, the waterproof and anticorrosion's of converter effect has been improved greatly, the service life of converter is prolonged.

Drawings

Fig. 1 is a schematic structural diagram of a frequency converter in a moisture-proof and corrosion-proof structure according to the present invention;

FIG. 2 is a sectional view of a top view of the moisture-proof and corrosion-proof structure of the frequency converter according to the present invention;

fig. 3 is a schematic structural diagram at a in fig. 2.

In the figure: the frequency converter comprises a shell 1, a side cover plate 2, a cavity 3, a frequency converter main body 4, a ring-shaped sliding plate 5, sealing cotton 6, a sliding block 7, a driven plate 8, a gear 9, an inserting plate 10, a pull rod 11, a spring 12, a convex block 13, a fixing plate 14 and a fixing nut 15.

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.

Referring to fig. 1-3, a moisture-proof and corrosion-proof structure of a frequency converter comprises a housing 1, an opening is formed in one side of the housing 1, a side cover plate 2 is rotatably arranged on one side wall of the housing 1, the side cover plate 2 is arranged corresponding to the opening, a cavity 3 is arranged in the housing 1, a frequency converter main body 4 is arranged in the cavity 3, a clamping device corresponding to the side cover plate 2 is arranged on the side wall of the housing 1, the clamping device comprises an inserting plate 10 and a pull rod 11, the inserting plate 10 is fixedly arranged on the side cover plate 2, a fixing groove corresponding to the inserting plate 10 is formed in the housing 1, the pull rod 11 is slidably arranged through one side wall of the housing 1, a telescopic groove corresponding to the pull rod 11 is formed in one side wall of the fixing groove, a convex block 13 is fixedly arranged on the side wall of the pull rod 11, one end of the convex block 13 is slidably arranged on the side, the side wall of one end of the pull rod 11, which is close to the inserting plate 10, is obliquely arranged, the oblique side wall is arranged corresponding to the inserting plate 10, a clamping groove corresponding to the pull rod 11 is arranged on the side wall of one side of the inserting plate 10, which is close to the pull rod 11, the fixing and opening of the side cover plate 2 are realized through the matching of the pull rod 11 and the inserting plate 10, so that the side cover plate 2 can be quickly opened or closed, the maintenance efficiency of the frequency converter is greatly improved, the shell 1 is also provided with a transmission mechanism corresponding to the annular sliding plate 5, the transmission mechanism comprises a gear 9 and a driven plate 8, the shell 1 is also internally provided with a transmission groove corresponding to the driven plate 8, the transmission groove is arranged close to the cavity 3 and parallel to the fixed groove, the driven plate 8 is slidably arranged in the transmission groove, the gear 9 penetrates through the side walls of the transmission groove and the fixed groove, the side walls of one side of the inserting, the side wall of one side of the driven plate 8, which is far away from the gear 9, is fixedly connected with the side wall of one side of the annular sliding plate 5 through the sliding block 7, the inner wall of the shell 1 is provided with a strip-shaped sliding opening corresponding to the sliding block 7, the strip-shaped sliding opening is communicated with the transmission groove, the side wall of the cavity 3 is provided with the annular sliding plate 5 in a sliding manner, the side wall of one side of the annular sliding plate 5, which is close to the side cover plate 2, is fixedly provided with sealing cotton 6, the sealing cotton 6 is tightly attached to the opening of the shell 1, through the matching of the inserting plate 10, the gear 9 and the driven plate 8, the inserting plate 10 is inserted into the fixed groove to drive the driven plate 8 to move, through the matching of the driven plate 8 and the sliding block 7, the driven plate 8 drives the annular sliding plate 5 to move, further, the inserting plate 10 drives the annular sliding plate 5 to move after the side, the utility model provides the life of converter is prolonged, sealed cotton 6 adopts the foaming sponge, the foaming sponge has higher prevention of seepage water effect, through setting up the foaming sponge, improve sealed effect greatly, still be equipped with fixed establishment on the outer wall of casing 1, fixed establishment includes a plurality of fixed plates 14, the even symmetry of a plurality of fixed plates 14 sets up on the outer wall of casing 1, it is provided with fixation nut 15 to rotate on every fixed plate 14, every fixation nut 15 all runs through the setting of fixed plate 14, cooperation through fixation nut 15 and fixed plate 14, realized fixing to casing 1, the installation of converter has been made things convenient for.

The utility model discloses in, the staff is when overhauing and maintaining, only need outside pulling pull rod 11, with pull rod 11 after pulling out in the draw-in groove on picture peg 10, can open side cap board 2, just can maintain inside and overhaul, after the maintenance is accomplished, close side cap board 2, when inserting picture peg 10 in the fixed slot, drive gear 9 and rotate, thereby drive driven plate 8 and remove, the rethread is from the cooperation of movable plate 8 with slider 7, realize that annular slide 5 removes, thereby realize that sealed cotton 6 seals the gap between side cap board 2 and the casing 1, the dampproofing anticorrosive effect of converter has been strengthened greatly, the life of converter has been improved.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a converter is at dampproofing anticorrosion structure, includes casing (1), its characterized in that, the opening has been seted up to one side of casing (1), just it is provided with side apron (2) to rotate on one side lateral wall of casing (1), side apron (2) correspond the setting with the opening, be equipped with cavity (3) in casing (1), be equipped with converter main part (4) in cavity (3), be equipped with the latch device who corresponds with side apron (2) on the lateral wall of casing (1), it is provided with annular slide (5) to slide on the lateral wall of cavity (3), fixed on one side lateral wall that annular slide (5) are close to side apron (2) is provided with sealed cotton (6), sealed cotton (6) are hugged closely casing (1) opening part setting, still be equipped with fixed establishment on the outer wall of casing (1).

2. The structure of claim 1, wherein the clamping device comprises an insert plate (10) and a pull rod (11), the insert plate (10) is fixedly arranged on the side cover plate (2), a fixing groove corresponding to the insert plate (10) is formed in the housing (1), the pull rod (11) slides through the side wall of one side of the housing (1), a telescopic groove corresponding to the pull rod (11) is formed in the side wall of one side of the fixing groove, a convex block (13) is fixedly arranged on the side wall of the pull rod (11), one end of the convex block (13) is slidably arranged on the side wall of the telescopic groove, the side wall of the convex block (13) is connected with the side wall of the telescopic groove through a spring (12), the side wall of one end of the pull rod (11) close to the insert plate (10) is obliquely arranged, and the oblique side wall corresponds to the insert plate (10), the side wall of one side of the inserting plate (10) close to the pull rod (11) is provided with a clamping groove corresponding to the pull rod (11), and the shell (1) is further provided with a transmission mechanism corresponding to the annular sliding plate (5).

3. The structure for preventing moisture and corrosion of a frequency converter according to claim 2, the transmission mechanism comprises a gear (9) and a driven plate (8), a transmission groove corresponding to the driven plate (8) is further arranged in the shell (1), the transmission groove is arranged close to the cavity (3) and in parallel with the fixed groove, the driven plate (8) is arranged in the transmission groove in a sliding manner, the gear (9) penetrates through the side walls of the transmission groove and the fixing groove, the side walls of the inserting plate (10) and the driven plate (8) close to the gear (9) are provided with tooth clamping grooves corresponding to the gear (9), the side wall of one side of the driven plate (8) far away from the gear (9) is fixedly connected with the side wall of one side of the annular sliding plate (5) through a sliding block (7), the inner wall of the shell (1) is provided with a strip-shaped sliding opening corresponding to the sliding block (7), and the strip-shaped sliding opening is communicated with the transmission groove.

4. The structure for preventing moisture and corrosion of the frequency converter according to claim 1, wherein the fixing mechanism comprises a plurality of fixing plates (14), the fixing plates (14) are uniformly and symmetrically arranged on the outer wall of the shell (1), each fixing plate (14) is rotatably provided with a fixing nut (15), and each fixing nut (15) is arranged through the fixing plate (14).

5. The structure for preventing moisture and corrosion of a frequency converter according to claim 1, wherein the sealing cotton (6) is made of foam sponge.