CN211931156U

CN211931156U - Hybrid active power filter with high-voltage chain structure

Info

Publication number: CN211931156U
Application number: CN202020851816.6U
Authority: CN
Inventors: 李稳良; 胡江为
Original assignee: Feilai Electric Shanghai Co ltd
Current assignee: Feilai Electric Shanghai Co ltd
Priority date: 2020-05-20
Filing date: 2020-05-20
Publication date: 2020-11-13
Anticipated expiration: 2030-05-20

Abstract

The utility model belongs to the technical field of the wave filter, especially be high-pressure chain structure's mixed active power filter, including the organism, a plurality of louvre has been seted up to the organism, the organism inboard has been seted up the mounting groove, sliding connection has fixed frame in the mounting groove, fixed frame inboard fixedly connected with filter screen, fixed frame top fixedly connected with limiting plate, the laminating of limiting plate outside terminal surface is on the organism inner wall, just fixed frame one end fixedly connected with attaching plate; the utility model discloses in be provided with the filter screen through the louvre below at the organism, the filter screen passes through fixed frame connection, and fixed frame top is equipped with the limiting plate, and the limiting plate makes the stable connection of fixed frame in the organism, and the limiting plate is surrounding the filter screen, makes the dust can concentrate on the filter screen, and inside the filter screen can stop the dust and enter into the organism, avoids the dust to cause the influence to the inside part of wave filter, and this kind sets up simple structure, can improve the life of wave filter.

Description

Hybrid active power filter with high-voltage chain structure

Technical Field

The utility model belongs to the technical field of the wave filter, concretely relates to high-pressure chain structure's mixed active power filter.

Background

The active power filter is a power electronic device for dynamically inhibiting harmonic wave and compensating reactive power, can compensate the harmonic wave and reactive power with variable frequency and magnitude, can make up for the defects of a passive filter, obtains better compensation characteristic than the passive filter, and is an ideal harmonic wave compensation device.

The last louvre that has of current active power filter can dispel the heat that the during operation of wave filter internals produced through the louvre, improves the life of wave filter, but the louvre need set up in the outside of wave filter, makes the effectual external world of discharging of heat, can lead to outside dust easily to enter into the wave filter through the louvre like this in, easily makes the part that the dust influences the wave filter inside.

Accordingly, those skilled in the art have provided a hybrid active power filter of a high voltage chain structure to solve the problems set forth in the above background art.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a high pressure chain structure's mixed active power filter has and blocks the dust and enter into the inside characteristics of wave filter through the louvre.

In order to achieve the above object, the utility model provides a following technical scheme: a mixed active power filter with a high-voltage chain structure comprises a machine body, wherein the machine body is provided with a plurality of heat dissipation holes, the inner side of the machine body is provided with a mounting groove, a fixing frame is connected in the mounting groove in a sliding manner, the inner side of the fixing frame is fixedly connected with a filter screen, the top of the fixing frame is fixedly connected with a limiting plate, the outer end face of the limiting plate is attached to the inner wall of the machine body, one end of the fixing frame is fixedly connected with an attaching plate, the attaching plate is connected with the machine body in a sliding manner, the machine body is provided with a through groove corresponding to the fixing frame, the inner wall of the machine body is fixedly connected with two fixing seats, the two fixing seats are symmetrically distributed, the fixing seats are provided with cavities, the inner wall of the cavities, and an extension rod is fixedly connected to the ejector rod and is in sliding connection with the machine body.

Preferably, the height of the mounting groove is twice the thickness of the fixing frame.

Preferably, the outer side end face of the machine body is provided with a fitting groove, and the fitting plate slides in the fitting groove.

Preferably, the machine body is provided with a sliding groove, one end of the extension rod extends to the outer side of the machine body, and the extension rod slides in the sliding groove.

Preferably, the bottom of the ejector rod is fixedly connected with a closing plate corresponding to the sliding groove.

Preferably, the two push rods are respectively arranged on two sides of the fixing frame.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses in be provided with the filter screen through the louvre below at the organism, the filter screen passes through fixed frame connection, fixed frame top is equipped with the limiting plate, the limiting plate makes the stable connection of fixed frame in the organism, the limiting plate is surrounding the filter screen, make the dust can concentrate on the filter screen, the filter screen can block inside the dust enters into the organism, avoid the dust to cause the influence to the inside part of wave filter, this kind sets up simple structure, can improve the life of wave filter, and press the extension bar of organism both sides, can make the ejector pin remove the restriction to fixed frame, under the effect of fixed frame gravity, can make fixed frame lapse in the mounting groove, at this moment can follow the internal extraction of organism with fixed frame and come out, thereby can handle the dust on the filter screen.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

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

FIG. 2 is a schematic structural view of the interior of the middle body of the present invention;

fig. 3 is a schematic structural view of the middle fixing frame of the present invention;

FIG. 4 is a schematic structural view of the mounting groove of the present invention;

fig. 5 is a schematic structural view of the middle fixing base of the present invention.

In the figure: 1. a body; 101. mounting grooves; 102. a through groove; 103. a fitting groove; 104. a sliding groove; 105. heat dissipation holes; 2. a fixing frame; 21. a limiting plate; 22. filtering with a screen; 23. attaching a plate; 3. a fixed seat; 301. a cavity; 31. a spring; 32. a top rod; 33. an extension bar; 34. and (3) closing the 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 the following technical solutions: a mixed active power filter with a high-voltage chain structure comprises a machine body 1, wherein the machine body 1 is provided with a plurality of heat dissipation holes 105, the inner side of the machine body 1 is provided with a mounting groove 101, a fixing frame 2 is connected in the mounting groove 101 in a sliding manner, the inner side of the fixing frame 2 is fixedly connected with a filter screen 22, the top of the fixing frame 2 is fixedly connected with a limiting plate 21, the outer side end face of the limiting plate 21 is attached to the inner wall of the machine body 1, one end of the fixing frame 2 is fixedly connected with an attaching plate 23, the attaching plate 23 is connected with the machine body 1 in a sliding manner, the machine body 1 is provided with a through groove 102 corresponding to the fixing frame 2, the inner wall of the machine body 1 is fixedly connected with two fixing seats 3, the two fixing seats 3 are symmetrically distributed, the fixing seats 3 are provided with a cavity 301, the extension bar 33 is slidably connected to the body 1.

In this embodiment: the machine body 1 is provided with a plurality of heat dissipation holes 105, heat generated by the work of parts inside the machine body 1 can be dissipated through the heat dissipation holes 105, a filter screen 22 is arranged below the heat dissipation holes 105, the filter screen 22 is connected through a fixed frame 2, the top of the fixed frame 2 is provided with a limit plate 21, the limit plate 21 surrounds the filter screen 22, dust can be concentrated on the filter screen 22, the filter screen 22 can prevent the dust from entering the machine body 1, and the influence of the dust on the parts inside the filter is avoided, the arrangement structure is simple, the service life of the filter can be prolonged, the extension bars 33 on two sides of the machine body 1 are pressed, the extension bars 33 slide in the sliding grooves 104, the ejector rods 32 can compress the springs 31 in the cavities 301 to slide, the limitation on the fixed frame 2 can be relieved by the ejector rods 32, the fixed frame 2 can slide downwards in the mounting grooves 101 under the action of, at this moment can follow organism 1 with fixed frame 2 and take out from, thereby can handle the dust on the filter screen 22, avoid accumulating too much dust and influence the heat dissipation of wave filter, during the installation, directly insert fixed frame 2 to mounting groove 101 in, press extension bar 33 simultaneously, make ejector pin 32 shrink, when fixed frame 2 is located mounting groove 101, can loosen extension bar 33, make ejector pin 32 can withstand fixed frame 2 under spring 31's effect, make fixed frame 2 move up toward mounting groove 101, limiting plate 21 restricts fixed frame 2, accomplish the fixed of filter screen 22, thereby can continue to use the wave filter.

In fig. 1-3: the height of mounting groove 101 is the twice of fixed frame 2 thickness, can make fixed frame 2 slide in mounting groove 101, be convenient for installation and dismantlement filter screen 22, laminating groove 103 has been seted up to organism 1 outside terminal surface, rigging plate 23 slides in laminating groove 103, when fixed frame 2 moves, rigging plate 23 can be at laminating inslot 103 internal motion, rigging plate 23 can sealed laminating groove 103, make the dust can not enter into the wave filter through lining groove 102 inside, two ejector pins 32 are respectively in the both sides of fixed frame 2, can withstand fixed frame 2 under ejector pin 32's effect, make filter screen 22 on the fixed frame 2 can be stable be connected with organism 1.

In FIGS. 4-5: organism 1 has seted up sliding tray 104, extension bar 33 one end extends to the organism 1 outside, and extension bar 33 slides in sliding tray 104, ejector pin 32 bottom fixedly connected with and the corresponding closed plate 34 of sliding tray 104, extension bar 33 is located the outside of organism 1 can be convenient for operate extension bar 33, make ejector pin 32 act on or break away from fixed frame 2, closed plate 34 can seal sliding tray 104, it enters into inside the organism 1 to avoid the dust through sliding tray 104, the setting of this kind of mode can be directly installed and dismantle filter screen 22 through extension bar 33, and convenient operation.

The utility model discloses a theory of operation and use flow: when the filter is used, heat generated by the work of parts in the machine body 1 can be dissipated through the heat dissipating holes 105, the filter screen 22 is arranged below the heat dissipating holes 105, the filter screen 22 is connected through the fixed frame 2, the top of the fixed frame 2 is provided with the limiting plate 21, the limiting plate 21 surrounds the filter screen 22, dust can be concentrated on the filter screen 22, the filter screen 22 can prevent the dust from entering the machine body 1, and the influence of the dust on the parts in the filter is avoided, the arrangement structure is simple, the service life of the filter can be prolonged, the extension bars 33 on two sides of the machine body 1 are pressed, the extension bars 33 slide in the sliding grooves 104, the ejector rods 32 can compress the springs 31 in the cavities 301 to slide, the limitation on the fixed frame 2 can be removed through the ejector rods 32, the fixed frame 2 can slide downwards in the mounting grooves 101 under the action of the gravity of the fixed frame 2, the fixed frame 2 can be separated from the machine, thereby can handle the dust on the filter screen 22, avoid accumulating the heat dissipation that too much dust influences the filter, during the installation, directly insert fixed frame 2 to mounting groove 101 in, press extension bar 33 simultaneously, make ejector pin 32 shrink, when fixed frame 2 is located mounting groove 101, can loosen extension bar 33, make ejector pin 32 can withstand fixed frame 2 under spring 31's effect, make fixed frame 2 toward mounting groove 101 internal upward movement, limiting plate 21 restricts fixed frame 2, accomplish filter screen 22's fixing, thereby can continue to use the filter.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. High-voltage chain structure's mixed active power filter, including organism (1), a plurality of louvre (105), its characterized in that have been seted up in organism (1): the inner side of the machine body (1) is provided with a mounting groove (101), the mounting groove (101) is internally and slidably connected with a fixed frame (2), the inner side of the fixed frame (2) is fixedly connected with a filter screen (22), the top of the fixed frame (2) is fixedly connected with a limiting plate (21), the outer end face of the limiting plate (21) is attached to the inner wall of the machine body (1), one end of the fixed frame (2) is fixedly connected with an attaching plate (23), the attaching plate (23) is slidably connected with the machine body (1), the machine body (1) is provided with a through groove (102) corresponding to the fixed frame (2), the inner wall of the machine body (1) is fixedly connected with two fixed seats (3), the two fixed seats (3) are symmetrically distributed, the fixed seats (3) are provided with a cavity (301), and the inner wall of the, spring (31) one end fixedly connected with ejector pin (32), the laminating of ejector pin (32) top terminal surface is in on fixed frame (2) bottom terminal surface, just fixedly connected with extension bar (33) on ejector pin (32), extension bar (33) with organism (1) sliding connection.

2. The high voltage chain-structured hybrid active power filter according to claim 1, characterized in that: the height of the mounting groove (101) is twice the thickness of the fixing frame (2).

3. The high voltage chain-structured hybrid active power filter according to claim 1, characterized in that: an attaching groove (103) is formed in the end face of the outer side of the machine body (1), and the attaching plate (23) slides in the attaching groove (103).

4. The high voltage chain-structured hybrid active power filter according to claim 1, characterized in that: the machine body (1) is provided with a sliding groove (104), one end of the extension rod (33) extends to the outer side of the machine body (1), and the extension rod (33) slides in the sliding groove (104).

5. The high voltage chain-link hybrid active power filter of claim 4, wherein: the bottom of the ejector rod (32) is fixedly connected with a closing plate (34) corresponding to the sliding groove (104).

6. The high voltage chain-structured hybrid active power filter according to claim 1, characterized in that: the two push rods (32) are respectively arranged on two sides of the fixed frame (2).