CN219554595U

CN219554595U - Active power filter device

Info

Publication number: CN219554595U
Application number: CN202320229142.XU
Authority: CN
Inventors: 沈林海
Original assignee: Hangzhou Borui Electric Co ltd
Current assignee: Hangzhou Borui Electric Co ltd
Priority date: 2023-02-16
Filing date: 2023-02-16
Publication date: 2023-08-18
Anticipated expiration: 2033-02-16

Abstract

The utility model discloses an active power filter device, and relates to the technical field of equipment safety. The socket module that this active power filter set up is provided with safety mechanism in, safety mechanism includes: the inner wall of the top of the socket module is movably connected with the outer wall of the upper sliding block, and the inner wall of the bottom of the socket module is movably connected with the outer wall of the lower sliding block; grooves at the bottoms of the two sides of the upper sliding block are fixedly connected with the reed; the bottom of the reed is fixedly connected with grooves at the tops of two sides of the lower slide block; the position of external electric wire is located between the bottom of upper slider and the lower slider, and the one end of external electric wire and the inner wall fixed connection of socket, the one end of external electric wire keeping away from the socket and the inner wall fixed connection of inner connector. The active power filter device can effectively ensure the safety of a power grid when a machine operates, reduce the time required for maintenance and improve the working efficiency.

Description

Active power filter device

Technical Field

The utility model relates to the technical field of equipment safety, in particular to an active power filter device.

Background

The active power filter device is a novel power electronic device for dynamically restraining harmonic waves and compensating reactive power, can carry out quick tracking compensation on the harmonic waves with different sizes and frequencies, is called active, and can only passively absorb harmonic waves with fixed frequency and size, and compared with a passive LC filter, APF can control and actively output the size, frequency and phase of current by sampling load current and separating each subharmonic from reactive power, and quickly respond to offset corresponding current in the load, thereby realizing dynamic tracking compensation, and compensating harmonic waves and reactive power and unbalance.

In the prior art, most active power filter devices on the market at present are mostly exposed plugs, so that certain potential safety hazards exist, the normal operation of a power grid can be easily affected under external force conditions and emergency conditions, and in addition, the exposed plugs have no protection measures, so that the service life is also a big problem; in view of this, we propose an active power filter device.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides an active power filter device which solves the problems mentioned in the background art.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides an active power filter device, includes the quick-witted case, the inside cavity form that is of machine case, demountable installation has the control mainboard in the machine case, be provided with the safety mechanism that fixes to the cable on the inner wall of machine case, safety mechanism includes:

the inner wall of the top of the socket module is movably connected with the outer wall of the upper sliding block, and the inner wall of the bottom of the socket module is movably connected with the outer wall of the lower sliding block;

the bottom grooves at the two sides of the upper sliding block are fixedly connected with the reed, and the bottom of the reed is fixedly connected with the top grooves at the two sides of the lower sliding block;

the external electric wire, the position of external electric wire is located between the bottom of upper slider and the lower slider, the one end and the inner wall fixed connection of socket of external electric wire, the one end and the inner wall fixed connection of inner connector that the socket was kept away from to external electric wire.

Optionally, one side of control mainboard is provided with locking device, locking device includes insurance knot, outer connector and mainboard connector, the inner wall of insurance knot and the outer wall fixed connection of outer connector, the one end that keeps away from insurance knot of outer connector and mainboard connector fixed connection, mainboard connector and control mainboard telecommunication connection.

Optionally, one side of keeping away from the control mainboard in, dustproof mechanism includes the articulated shaft, the both ends of articulated shaft and the inner wall top fixed connection of quick-witted case, the outer wall of articulated shaft and the inner wall swing joint of spring shaft, the outer wall of articulated shaft is articulated with dustproof baffle's top one side.

Optionally, the reed is provided with four groups, and four groups of reeds are distributed in an array shape in the bottom grooves at two sides of the upper sliding block and the top grooves at two sides of the lower sliding block.

Optionally, the dustproof mechanism is provided with three groups, and three groups of dustproof mechanisms are distributed on the side wall of the case in an array shape.

The utility model provides an active power filter device. The beneficial effects are as follows:

(1) The active power filter device improves safety and operability, the modularized socket device is used, the upper sliding block and the lower sliding block of the socket are applied with force when in use, the front ends of the upper sliding block and the lower sliding block enter the safety buckle device to enter a locking state, an external wire cannot be easily popped out by external force under the locking state, the running safety of a power grid in equipment is guaranteed, the power grid can be protected through modularized design, overhaul and maintenance time is shortened, and working efficiency is improved.

(2) This active power filter has increased dustproof mechanism on traditional interface, dustproof baffle articulates on the articulated shaft at interface top, be perpendicular under normal condition and block the interface, when needs use the interface, put into the one end that has the internal connection ware with the socket module, dustproof baffle can inwards overturn to the recess at socket top, spring shaft drives dustproof baffle and realizes resetting when extracting the socket module, dustproof mechanism can block debris such as dust and get into the socket, effectively prolong active power filter's life, reduce unnecessary maintenance, and is simple to use does not have unnecessary operation, improve work efficiency moreover.

Drawings

FIG. 1 is a schematic diagram of the structure of the device of the present utility model;

FIG. 2 is a schematic view of the structure of the locking device of the present utility model;

FIG. 3 is a schematic diagram of the mechanism of the safety mechanism of the present utility model;

FIG. 4 is a schematic side view of the dust-proof mechanism of the present utility model;

fig. 5 is a schematic front view of the dustproof mechanism of the present utility model.

In the figure: 1. a chassis; 2. a safety buckle; 3. an outer connector; 4. a motherboard connector; 5. a control main board; 601. a socket; 602. an upper slider; 603. a jack module; 604. a lower slide block; 605. a reed; 606. an external wire; 607. an inner connector; 701. a hinge shaft; 702. a spring shaft; 703. a dustproof baffle.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution: an active power filter device, comprising a jack module 603, wherein a safety mechanism 6 is arranged in the jack module 603, and the safety mechanism 6 comprises:

the socket module 603, the top inner wall of the socket module 603 is movably connected with the outer wall of the upper slide block 602, and the bottom inner wall of the socket module 603 is movably connected with the outer wall of the lower slide block 604; the upper sliding block 602, the grooves at the bottom of the two sides of the upper sliding block 602 are fixedly connected with the reed 605; the reed 605, the bottom of the reed 605 is fixedly connected with the grooves at the top of the two sides of the lower slider 604; the external electric wire 606, the position of external electric wire 606 is located between the bottom of upper slider 602 and lower slider 604, the one end of external electric wire 606 and the inner wall fixed connection of socket 601, the one end that external electric wire 606 kept away from socket 601 and the inner wall fixed connection of inner connector 607, demountable installation has control mainboard 5 in the machine case 1, one side of control mainboard 5 is provided with locking device, locking device includes: the safety buckle 2, the inner wall of the safety buckle 2 is fixedly connected with the outer wall of the outer connector 3; the outer connector 3, one end of the outer connector 3 far away from the safety catch 2 is fixedly connected with the main board connector 4; the main board connector 4, the main board connector 4 is in telecommunication connection with the control main board 5, one side of the chassis 1, which is far away from the control main board 5, is provided with a dustproof mechanism 7, and the dustproof mechanism 7 comprises: the hinge shaft 701, both ends of the hinge shaft 701 are fixedly connected with the top of the inner wall of the case 1, the outer wall of the hinge shaft 701 is movably connected with the inner wall of the spring shaft 702, and the outer wall of the hinge shaft 701 is hinged with one side of the top of the dustproof baffle 703. The reed 605 is provided with four groups, the four groups of reed 605 are distributed in the grooves at the bottom of the two sides of the upper slide block 602 and the grooves at the top of the two sides of the lower slide block 604 in an array manner, the dustproof mechanism 7 is provided with three groups, and the three groups of dustproof mechanisms 7 are distributed on the side wall of the case 1 in an array manner.

When the socket module 603 is in use (or when in use), one end of the socket module 603 with the inner connector 607 is placed in the safety mechanism 6, the dustproof mechanism 7 drives the dustproof baffle 703 to be lifted up due to the fact that the socket module 603 is placed in the compression spring shaft 702, the tail ends of the upper slide block 602 and the lower slide block 604 are forced to the middle, the front ends of the upper slide block 602 and the lower slide block 604 can enter the safety catch 2, then the upper slide block 602 and the lower slide block 604 are loosened, the safety mechanism 6 is enabled to enter a locking state, when the socket module needs to be removed, the tail ends of the upper slide block 602 and the lower slide block 604 are forced to the middle again, the tail ends of the upper slide block 602 and the lower slide block 604 can be separated from the safety catch 2, and when the socket module is taken out, the dustproof baffle 703 is reset due to the elastic force of the spring shaft 702, and the use is finished.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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

1. The utility model provides an active power filter device, includes quick-witted case (1), the inside cavity form that is of machine case (1), demountable installation has control mainboard (5), its characterized in that in machine case (1): the inner wall of the case (1) is provided with a safety mechanism (6) for fixing cables, and the safety mechanism (6) comprises:

the socket module (603), the top inner wall of the socket module (603) is movably connected with the outer wall of the upper sliding block (602), and the bottom inner wall of the socket module (603) is movably connected with the outer wall of the lower sliding block (604);

the upper sliding block (602), the grooves at the bottom of the two sides of the upper sliding block (602) are fixedly connected with the reed (605), and the bottom of the reed (605) is fixedly connected with the grooves at the top of the two sides of the lower sliding block (604);

the external electric wire (606), the position of external electric wire (606) is located between the bottom of upper slider (602) and lower slider (604), the one end of external electric wire (606) and the inner wall fixed connection of socket (601), the one end that external electric wire (606) kept away from socket (601) and the inner wall fixed connection of inner connector (607).

2. An active power filter device as claimed in claim 1, wherein: one side of control mainboard (5) is provided with locking device, locking device includes insurance knot (2), outer connector (3) and mainboard connector (4), the inner wall of insurance knot (2) and the outer wall fixed connection of outer connector (3), the one end that keeps away from insurance knot (2) of outer connector (3) and mainboard connector (4) fixed connection.

3. An active power filter device as claimed in claim 1, wherein: one side of keeping away from control mainboard (5) in quick-witted case (1) is provided with dustproof mechanism (7), dustproof mechanism (7) are including articulated shaft (701), the both ends of articulated shaft (701) and the inner wall top fixed connection of machine case (1), the outer wall of articulated shaft (701) and the inner wall swing joint of spring shaft (702), the outer wall of articulated shaft (701) is articulated with one side of the top of dustproof baffle (703).

4. An active power filter device as claimed in claim 1, wherein: four groups of reeds (605) are arranged, and the four groups of reeds (605) are distributed in an array shape in grooves at the bottom of two sides of the upper sliding block (602) and grooves at the top of two sides of the lower sliding block (604).

5. An active power filter device as claimed in claim 3, wherein: the dustproof mechanisms (7) are provided with three groups, and the three groups of dustproof mechanisms (7) are distributed on the side wall of the case (1) in an array mode.

6. An active power filter device as claimed in claim 2, wherein: the motherboard connector (4) is in telecommunication connection with the control motherboard (5).