CN211958773U - Dynamic reactive compensation single-phase parallel active filter - Google Patents

Abstract

The utility model belongs to the technical field of filters, in particular to a dynamic reactive compensation single-phase parallel active filter, which comprises a machine body, wherein mounting plates are arranged on two sides of the machine body, the two mounting plates are symmetrically distributed, the machine body is provided with two through grooves, the inner walls of the two through grooves are fixedly connected with elastic pieces, the elastic pieces are positioned at the central positions of the through grooves, two ends of each elastic piece are fixedly connected with a connecting plate, and the end faces of the outer sides of the two connecting plates are fixedly connected with a telescopic plate; the utility model discloses the mounting panel that well set up can cooperate with the wave filter, through with bolt fastening for the mounting panel on the installation metal decking of wave filter, places the wave filter between two mounting panels, makes the expansion plate can the block in fixed slot, accomplishes the installation of wave filter promptly, when dismantling, only need with the expansion plate break away from fixed slot can, this kind of mode can improve the installation of wave filter and the efficiency of dismantlement.

Description

Dynamic reactive compensation single-phase parallel active filter

Technical Field

The utility model belongs to the technical field of the wave filter, concretely relates to single-phase parallel active filter of dynamic reactive compensation.

Background

The filter can effectively filter the frequency point of the specific frequency in the power line or the frequency except the frequency point to obtain a power signal of the specific frequency or eliminate the power signal of the specific frequency, and the reactive power of the inductive load of the power system can be compensated through single-phase parallel connection, so that the power factor is improved, the voltage quality is improved, the line loss is reduced, the active filter needs to provide a power supply to compensate the harmonic wave of the main circuit, the application of the active filter can overcome the defects of traditional harmonic wave suppression and reactive power compensation methods such as an LC filter and the like, the dynamic tracking compensation is realized, and the harmonic wave and the reactive power can be compensated.

The active filter of present generally all direct mount on the metal decking of shielding quick-witted case, and the direct mount makes the filter effect fairly ideal on metal decking, but the filter is generally through bolt mounting on metal decking, when dismantling the filter in the maintenance, still need dismantle corresponding bolt, makes the installation and dismantle the filter comparatively troublesome.

Therefore, those skilled in the art provide a dynamic reactive compensation single-phase parallel active filter to solve the problems mentioned in the background art.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a single-phase parallel active filter of dynamic reactive compensation has the characteristics of being convenient for install and dismantle.

In order to achieve the above object, the utility model provides a following technical scheme: dynamic reactive compensation single-phase parallel active filter, which comprises a bod, the organism both sides all are equipped with mounting panel, two the mounting panel is the symmetric distribution, two through grooves have been seted up to the organism, and two through the equal fixedly connected with shell fragment of inslot wall, the shell fragment is located through groove central point and put, the equal fixedly connected with connecting plate in shell fragment both ends, two the equal fixedly connected with expansion plate of connecting plate outside terminal surface, the expansion plate slides and is in through the inslot, just the expansion plate with the mounting panel block is connected.

Preferably, two the mounting panel is L shape, and two the mounting hole has all been seted up to the mounting panel.

Preferably, two cooling fins are arranged on the inner sides of the two mounting plates, and the two cooling fins are fixed on the opposite sides of the two mounting plates.

Preferably, two fixed clamping grooves are formed in the end faces of the inner sides of the mounting plates, and the expansion plate is clamped in the fixed clamping grooves.

Preferably, the machine body is provided with a movable groove corresponding to the expansion plate, and the movable groove is communicated with the through groove.

Preferably, four telescopic plates are all fixedly connected with operation columns, the operation columns are located in the movable grooves, and the length of each movable groove is three times of the diameter of each operation column.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses the mounting panel that well set up can cooperate with the wave filter, through with bolt fastening on the installation metal panel of wave filter for the mounting panel, place the wave filter between two mounting panels, make the expansion plate can the block in fixed slot, accomplish the installation of wave filter promptly, when dismantling, only need break away from fixed slot with the expansion plate can, the installation of wave filter and the efficiency of dismantlement can be improved to this kind of mode, and the expansion plate can operate through the action column, when sliding the action column to the activity inslot, can make the expansion plate slide in lining up the inslot, make the expansion plate can contract, the expansion plate can automatic re-setting under the effect of shell fragment simultaneously, the effect of wave filter installation is improved.

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 top view of the present invention;

FIG. 3 is a schematic structural view of the through-slot of the present invention;

fig. 4 is a schematic structural view of the middle movable groove of the present invention.

In the figure: 1. a body; 101. a through groove; 102. a movable groove; 11. a retractable plate; 111. an operating column; 12. a spring plate; 13. a connecting plate; 2. mounting a plate; 201. mounting holes; 202. fixing the clamping groove; 3. and a heat sink.

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. 1-4, the present invention provides the following technical solutions: dynamic reactive compensation single-phase active filter that allies oneself with in parallel, including organism 1, 1 both sides of organism all are equipped with mounting panel 2, two mounting panels 2 are the symmetric distribution, organism 1 has been seted up two and has been link up groove 101, and two link up the equal fixedly connected with shell fragment 12 of groove 101 inner wall, shell fragment 12 is located and link up groove 101 central point and puts, the equal fixedly connected with connecting plate 13 in shell fragment 12 both ends, the equal fixedly connected with expansion plate 11 of two connecting plate 13 outside terminal surface, expansion plate 11 slides and is linking up inslot 101, and expansion plate 11 is connected with mounting panel 2 block.

In this embodiment: the two sides of the machine body 1 are both provided with the mounting plates 2, the mounting plates 2 can be matched with the filter, the mounting plates 2 are fixed on a mounting metal panel of the filter by bolts, the mounting plates 2 can be provided with wire through holes corresponding to the machine body 1, the filter can be placed between the two mounting plates 2, the operating column 111 can slide in the movable groove 102 by pressing the operating column 111 inwards, the operating column 111 can drive the expansion plate 11 to contract and slide the elastic sheet 12 in the through groove 101, the expansion plate 11 is matched with the through groove 101, so that the expansion plate 11 can stably move linearly when moving, the expansion plate 11 is conveniently clamped in the fixed clamping groove 202, the two ends of the elastic sheet 12 are both fixedly connected with the connecting plates 13, the outer end faces of the two connecting plates 13 are both fixedly connected with the expansion plate 11, one elastic sheet 12 can be connected with the two expansion plates 11, when the expansion plate 11 contracts into the through groove 101, can place organism 1 between two mounting panels 2, loosen operation post 111, can make expansion plate 11 block under the effect of shell fragment 12 in fixed slot 202, accomplish the installation of wave filter promptly, when dismantling organism 1, can inwards press operation post 111, make operation post 111 drive expansion plate 11 slide in lining up groove 101, and make expansion plate 11 shrink and lining up in groove 101, break away from fixed slot 202 with expansion plate 11, can break away from organism 1 from between two mounting panels 2, the installation that this kind of mode can improve the wave filter and the efficiency of dismantling, be convenient for to the whole maintenance of wave filter.

In fig. 1-3: two mounting panels 2 are L shape, and mounting hole 201 has all been seted up to two mounting panels 2, two mounting panels 2 are facing to organism 1, make organism 1 can install between two mounting panels 2, through mounting hole 201, the bolt can pass mounting hole 201, can fix mounting panel 2 on the installation metal sheet of wave filter with the bolt, make two mounting panels 2 fixed, 2 inboards of two mounting panels are equipped with two fin 3, and two fin 3 fix in two relative one sides of mounting panel 2, fin 3 can dispel the heat to organism 1, improve organism 1's life, two fixed slot 202 have all been seted up to two 2 medial surfaces of mounting panel, 11 blocks of expansion plate are in fixed slot 202, the block is in fixed slot 202 under the effect of shell fragment 12 under expansion plate 11, accomplish the installation of wave filter promptly.

In fig. 4: organism 1 has seted up the movable slot 102 corresponding with expansion plate 11, and movable slot 102 communicates with through groove 101, equal fixedly connected with action column 111 on four expansion plates 11, and action column 111 is located movable slot 102, and the length of movable slot 102 is the triple of action column 111 diameter, action column 111 has sufficient space to slide in movable slot 102, expansion plate 11 can operate through action column 111, when sliding action column 111 to movable slot 102, can make expansion plate 11 slide in through groove 101, make expansion plate 11 can contract, expansion plate 11 can automatic re-setting under the effect of shell fragment 12 simultaneously, the effect of filter installation is improved.

The utility model discloses a theory of operation and use flow: when in use, the mounting plates 2 can be matched with the machine body 1, the mounting plates 2 are fixed on a mounting metal panel of the filter by bolts, the machine body 1 can be placed between the two mounting plates 2, the operating column 111 can slide in the movable groove 102 by pressing the operating column 111 inwards, the operating column 111 can drive the expansion plate 11 to compress the expansion plate 11 in the through groove 101 and slide along the expansion plate 12, both ends of the expansion plate 12 are fixedly connected with the connecting plates 13, the outer end faces of the two connecting plates 13 are fixedly connected with the expansion plates 11, one expansion plate 12 can be connected with the two expansion plates 11, when the expansion plate 11 is contracted into the through groove 101, the machine body 1 can be placed between the two mounting plates 2, the operating column 111 is loosened, the expansion plate 11 can be clamped in the fixed clamping groove 202 under the action of the expansion plate 12, namely, the mounting of the filter is finished, when the machine body 1 is dismounted, the operating column 111 can be, the operation column 111 drives the expansion plate 11 to slide in the through groove 101, the expansion plate 11 contracts to penetrate the through groove 101, the expansion plate 11 is separated from the fixed clamping groove 202, the machine body 1 can be separated from the two mounting plates 2, the mounting and dismounting efficiency of the filter can be improved, and the filter can be conveniently maintained integrally.

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 (6)

1. Single-phase parallel active filter of dynamic reactive compensation, including organism (1), its characterized in that: organism (1) both sides all are equipped with mounting panel (2), two mounting panel (2) are the symmetric distribution, organism (1) has been seted up two and has been link up groove (101), and two link up equal fixedly connected with shell fragment (12) of groove (101) inner wall, shell fragment (12) are located link up groove (101) central point and put, the equal fixedly connected with connecting plate (13) in shell fragment (12) both ends, two the equal fixedly connected with expansion plate (11) of connecting plate (13) outside terminal surface, expansion plate (11) slide link up in groove (101), just expansion plate (11) with mounting panel (2) block is connected.

2. The dynamic reactive compensation single-phase parallel active filter according to claim 1, wherein: two mounting panel (2) are L shape, and two mounting hole (201) have all been seted up in mounting panel (2).

3. The dynamic reactive compensation single-phase parallel active filter according to claim 1, wherein: two the mounting panel (2) inboard is equipped with two fin (3), and two fin (3) are fixed two the relative one side of mounting panel (2).

4. The dynamic reactive compensation single-phase parallel active filter according to claim 1, wherein: two mounting panel (2) medial surface has all seted up two fixed slot (202), expansion plate (11) block is in fixed slot (202).

5. The dynamic reactive compensation single-phase parallel active filter according to claim 1, wherein: the machine body (1) is provided with a movable groove (102) corresponding to the expansion plate (11), and the movable groove (102) is communicated with the through groove (101).

6. The dynamic reactive compensation single-phase parallel active filter according to claim 5, wherein: all the four telescopic plates (11) are fixedly connected with operation columns (111), the operation columns (111) are located in the movable groove (102), and the length of the movable groove (102) is three times of the diameter of the operation columns (111).

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