Anti-interference modular active filter

Abstract

The utility model discloses an anti-interference modularized active power filter which comprises a box body, an installation area is arranged in the box body, an anti-interference layer is arranged on the periphery of the installation area, a wiring block is welded in the box body, four isolation cylinders are arranged in the box body, isolation plates are arranged among the isolation cylinders, and the isolation plates are arranged on the box body. Four openable door leaves are arranged on the outer side of the box body, handles are installed on the outer sides of the door leaves, a rotating shaft is installed on one side of each door leaf and rotationally connected with the box body, a dust filtering chamber is arranged on one side of the interior of the box body, a first air inlet is formed in one side of the dust filtering chamber, and a dust collecting box is arranged at the bottom of the dust filtering chamber. According to the utility model, the four isolation cylinders are arranged in the box body, and different active filter elements can be respectively arranged, so that work with different requirements can be completed under the condition that the isolation cylinders do not interfere with one another.

Description

Technical Field

[0001] The utility model relates to the technical field, in particular to an anti-interference modular active filter. Background Art

[0002] Active filter is a power electronic device that can dynamically suppress harmonics and compensate for harmonics of varying magnitude and frequency as well as varying reactive power. It is widely used in distribution networks of various groups such as industry and commerce to protect equipment.

[0003] However, according to the investigation of current active filters, although the current active filters have sufficient control over temperature, they rarely consider the impact of ambient humidity. The water vapor in the air brought in by the fan can easily affect the life of internal electronic components. They also rarely consider the interference of external electronic components on the active filter itself. In addition, the current demand for filter functions is increasing, and single-function filters are difficult to meet current needs.

[0004] Therefore, it is urgent to design an anti-interference modular active filter to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide an anti-interference modular active filter to solve the above-mentioned deficiencies in the prior art.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] An anti-interference modular active filter comprises a box body, an installation area is provided inside the box body, an anti-interference layer is provided on the periphery of the installation area, a wiring block is welded inside the box body, four isolation cylinders are arranged inside the box body, isolation plates are arranged between the isolation cylinders, four openable door leaves are provided on the outside of the box body, handles are installed on the outside of the door leaves, a rotating shaft is installed on one side of the door leaf, and the rotating shaft is rotatably connected to the box body.

[0008] Preferably, a dust filter chamber is provided on one side of the interior of the box body, a No. 1 air inlet is provided on one side of the dust filter chamber, and a dust collecting box is provided at the bottom of the dust filter chamber.

[0009] Preferably, a dehumidification room is arranged above the dust filter chamber, a dust isolation plate is arranged at the bottom of the dehumidification room, and the dehumidification room is communicated with the dust filter chamber through the dust isolation plate, a No. 2 air inlet is arranged on the side of the dehumidification room close to the installation area, and air inlet devices are arranged in the No. 2 air inlet and the No. 1 air inlet.

[0010] Preferably, an opening and closing plate is provided on one side of the isolation cylinder, a gripper is installed on the outer side of the opening and closing plate, a rotating bolt is installed on one end of the opening and closing plate, the rotating bolt is bolted to the isolation cylinder, a storage plate is provided inside the isolation cylinder, and an isolation layer is provided inside the isolation cylinder.

[0011] Preferably, a dust-proof layer is provided on one side of the air inlet device, a drying layer is provided on the other side of the air inlet device, and a fan equipped with a motor is provided between the dust-proof layer and the drying layer.

[0012] Preferably, a dehumidification device is provided inside the box body, and the dehumidification device comprises a perforated plate. A hollow column with a hole in the column wall is welded inside the dehumidification device, and a water-absorbing material is filled between the hollow column and the perforated plate.

[0013] Preferably, a temperature and humidity monitor is installed inside the box, a display panel is provided on one side of the box, the display panel is electrically connected to the wiring block, the air inlet device, and the temperature and humidity monitor, and the display panel is electrically connected to an external power supply.

[0014] Preferably, an air outlet is arranged on one side of the box body, a dustproof net is arranged inside the air outlet, and a drying net is arranged inside the dustproof net.

[0015] In the above technical solution, the utility model provides an anti-interference modular active filter, which has the following beneficial effects:

[0016] (1) The four isolation tubes in the box can be used to arrange different active filter components respectively, so as to complete different tasks without interfering with each other.

[0017] (2) The dust filter chamber provided in the box can effectively collect dust that enters the box through the air inlet device and remove it through the dust collecting box placed at the bottom of the dust filter chamber, thereby optimizing the operating environment of the electronic components and increasing the service life of the electronic components.

[0018] (3) The dehumidification device installed in the box is provided with a hollow column with a hole in the column wall, so as to increase the contact area between the water-absorbing material and the air; the dehumidification room installed in the box removes moisture from the air through a drying net, and cooperates with the dehumidification device in the box to effectively control the air humidity in the installation area, protect the electronic components, and increase the service life of the electronic components.

[0019] (4) The temperature and humidity monitor installed in the box can reflect the temperature and humidity of the installation area in real time and display them on the display panel, helping to monitor the working environment of the filter, reminding the staff to check the anti-interference modular active filter, and providing effective protection for the anti-interference modular active filter. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present utility model. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0021] Figure 1 The present invention provides a schematic cross-sectional structure diagram of an anti-interference modular active filter embodiment.

[0022] Figure 2 A schematic diagram of a cross-sectional three-dimensional structure of an anti-interference modular active filter embodiment of the utility model is provided.

[0023] Figure 3 The present invention provides a schematic elevation structure diagram of an anti-interference modular active filter embodiment of the present invention.

[0024] Figure 4 The present invention is a schematic diagram of an isolation tube structure provided in an embodiment of an anti-interference modular active filter of the utility model.

[0025] Figure 5 The present invention is a schematic diagram of the structure of a dehumidification device provided by an embodiment of an anti-interference modular active filter of the utility model.

[0026] 1 box body, 2 anti-interference layer, 3 wiring block, 4 isolation cylinder, 5 isolation plate, 6 storage plate, 7 opening and closing plate, 8 rotating bolt, 9 isolation layer, 10 No. 1 air inlet, 11 air inlet device, 12 fan, 13 dust barrier layer, 14 dust filter chamber, 15 dust collection box, 16 dehumidification room, 17 air outlet, 18 dust net, 19 drying net, 20 dehumidification device, 21 hollow column, 22 water-absorbing material, 23 card hole plate, 24 temperature and humidity monitor, 25 display panel, 26 dust barrier plate, 27 gripper, 28 installation area, 29 drying layer, 30 No. 2 air inlet, 31 door leaf, 32 handle, 33 rotating shaft. DETAILED DESCRIPTION

[0027] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0028] like Figure 1-5As shown, an anti-interference modular active filter provided by an embodiment of the utility model includes a box body 1, an installation area 28 is provided inside the box body 1, an anti-interference layer 2 is provided on the periphery of the installation area 28, a wiring block 3 is welded inside the box body 1, four isolation cylinders 4 are arranged inside the box body 1, isolation plates 5 are arranged between the isolation cylinders 4, four openable door leaves 31 are provided on the outside of the box body 1, a handle 32 is installed on the outside of the door leaf 31, a rotating shaft 33 is installed on one side of the door leaf 31, and the rotating shaft 33 is rotatably connected to the box body 1.

[0029] Specifically, in this embodiment, it includes a box body 1, an installation area 28 is provided inside the box body 1, an anti-interference layer 2 is provided on the periphery of the installation area 28, a terminal block 3 is welded inside the box body 1, four isolation cylinders 4 are arranged inside the box body 1, and isolation plates 5 are arranged between the isolation cylinders 4. Different active filter components can be arranged on the isolation plates 5 respectively, which are suitable for reactors, capacitors, amplifiers and transformers, etc., so as to achieve different tasks being completed simultaneously without interfering with each other. Four openable door leaves 31 are provided on the outside of the box body 1, a handle 32 is installed on the outside of the door leaf 31, a rotating shaft 33 is installed on one side of the door leaf 31, and the rotating shaft 33 is rotatably connected to the box body 1. The anti-interference modular active filter can be directly maintained by opening the door leaf.

[0030] The four isolation cylinders arranged in the box can be used to arrange different active filter components respectively, so as to complete tasks with different requirements without interfering with each other.

[0031] The utility model provides an anti-interference modular active filter. Furthermore, a dust filter chamber 14 is arranged on one side of the interior of the box body 1, a No. 1 air inlet 10 is arranged on one side of the dust filter chamber 14, and a dust collecting box 15 is arranged at the bottom of the dust filter chamber 14. The dust filter chamber arranged in the box body can effectively collect dust entering the box body through the air inlet device, and take it out through the dust collecting box placed at the bottom of the dust filter chamber, thereby optimizing the operating environment of electronic components and improving the service life of electronic components.

[0032] Furthermore, a dehumidification room 16 is arranged above the dust filter chamber 14, a dust isolation plate 26 is arranged at the bottom of the dehumidification room 16, and the dehumidification room 16 is communicated with the dust filter chamber 14 through the dust isolation plate 26. A No. 2 air inlet 30 is arranged on one side of the dehumidification room 16 close to the installation area 28, and an air inlet device 11 is arranged in the No. 2 air inlet 30 and the No. 1 air inlet 10. The two air inlet devices 11 can more easily drive the internal air flow of the box body 1 and reduce the temperature inside the box body 1.

[0033] Furthermore, an opening and closing plate 7 is provided on one side of the isolation tube 4, a gripper 27 is installed on the outer side of the opening and closing plate 7, a rotating bolt 8 is installed at one end of the opening and closing plate 7, the rotating bolt 8 is bolted to the isolation tube 4, a storage plate 6 is provided inside the isolation tube 4, and an isolation layer 9 is provided inside the isolation tube 4.

[0034] Furthermore, a dust-proof layer 13 is provided on one side of the air inlet device 11 , a drying layer 29 is provided on the other side of the air inlet device 11 , and a fan 12 equipped with a motor is provided between the dust-proof layer 13 and the drying layer 29 .

[0035] Furthermore, a dehumidification device 20 is provided inside the box body 1, and the dehumidification device 20 includes a perforated plate 23. A hollow column 21 with a hole in the column wall is welded inside the dehumidification device 20, and a water-absorbing material 22 is filled between the hollow column 21 and the perforated plate 23. The water-absorbing material 22 absorbs air moisture in the installation area 28. The hollow column 21 with a hole in the column wall arranged inside the dehumidification device 20 can effectively increase the contact area between the water-absorbing material and the air, and cooperate with the dehumidification room 16 to effectively control the air humidity in the installation area, protect the electronic components, and increase the service life of the electronic components.

[0036] Furthermore, a temperature and humidity monitor 24 is installed inside the box 1, and a display panel 25 is provided on one side of the box 1. The display panel 25 is electrically connected to the wiring block 3, the air inlet device 11, and the temperature and humidity monitor 24. The display panel 25 is electrically connected to an external power supply. The temperature and humidity monitor 24 can respond to the temperature and humidity of the installation area in real time and display it on the display panel, so as to help monitor the working environment of the filter and remind the staff to inspect the anti-interference modular active filter.

[0037] Furthermore, an air outlet 17 is provided on one side of the housing 1, a dustproof net 18 is provided inside the air outlet 17, and a drying net 19 is provided inside the dustproof net 18 to prevent water vapor in the external air from flowing back into the installation area 28, thereby maintaining a low humidity environment inside.

[0038] Example 1

[0039] An anti-interference modular active filter comprises a box body 1, wherein an installation area 28 is provided inside the box body 1, an anti-interference layer 2 is provided on the periphery of the installation area 28, a junction block 3 is welded inside the box body 1, four isolation cylinders 4 are arranged inside the box body 1, isolation plates 5 are arranged between the isolation cylinders 4, different active filter components can be arranged on the isolation plates 5 respectively, which are suitable for reactors, capacitors, amplifiers and transformers, etc., so as to achieve different tasks being completed simultaneously without interfering with each other, four openable door leaves 31 are provided on the outside of the box body 1, a handle 32 is installed on the outside of the door leaf 31, a rotating shaft 33 is installed on one side of the door leaf 31, and the rotating shaft 33 is rotatably connected to the box body 1, and the anti-interference modular active filter can be directly maintained by opening the door leaf.

[0040] Example 2

[0041] This embodiment is further limited on the basis of embodiment 1, a dust filter chamber 14 is provided on one side of the interior of the box body 1, a No. 1 air inlet 10 is provided on one side of the dust filter chamber 14, and a dust collecting box 15 is provided at the bottom of the dust filter chamber 14. The dust filter chamber provided in the box body can effectively collect dust entering the box body through the air inlet device, and take it out through the dust collecting box placed at the bottom of the dust filter chamber, thereby optimizing the operating environment of the electronic components and improving the service life of the electronic components; further, a dehumidification chamber 16 is provided above the dust filter chamber 14, a dust isolation plate 26 is provided at the bottom of the dehumidification chamber 16, and it is connected to the dust filter chamber 14 through the dust isolation plate 26, and the dehumidification chamber 16 is connected to the dust filter chamber 14 through the dust isolation plate 26. A second air inlet 30 is provided on one side of the room 16 near the installation area 28, and an air inlet device 11 is provided inside the second air inlet 30 and the first air inlet 10. The two air inlet devices 11 are more likely to drive the internal air flow of the box body 1 to reduce the temperature inside the box body 1; an opening and closing plate 7 is provided on one side of the isolation tube 4, a gripper 27 is installed on the outer side of the opening and closing plate 7, a rotating bolt 8 is installed on one end of the opening and closing plate 7, and the rotating bolt 8 is bolted to the isolation tube 4, a storage plate 6 is provided inside the isolation tube 4, and an isolation layer 9 is provided inside the isolation tube 4; a dust isolation layer 13 is provided on one side of the air inlet device 11, and a drying layer is provided on the other side of the air inlet device 11 29, a fan 12 with a motor is provided between the dust-proof layer 13 and the drying layer 29; a dehumidification device 20 is provided inside the box 1, and the dehumidification device 20 includes a perforated plate 23, a hollow column 21 with a column wall opening is welded inside the dehumidification device 20, and a water-absorbing material 22 is filled between the hollow column 21 and the perforated plate 23, and the water-absorbing material 22 is used to absorb the air moisture in the installation area 28, and cooperate with the dehumidification room 16 to effectively control the air humidity in the installation area, protect the electronic components, and increase the service life of the electronic components; a temperature and humidity monitor 24 is installed inside the box 1, and a display panel 25 is provided on one side of the box 1 The display panel 25 is electrically connected to the wiring block 3, the air inlet device 11, and the temperature and humidity monitor 24. The display panel 25 is electrically connected to the external power supply. The temperature and humidity monitor 24 can reflect the temperature and humidity of the installation area in real time and display them on the display panel, which helps to monitor the working environment of the filter and reminds the staff to check the anti-interference modular active filter; an air outlet 17 is set on one side of the box body 1, and a dustproof net 18 is set in the air outlet 17. A drying net 19 is set inside the dustproof net 18 to prevent water vapor in the external air from flowing back into the installation area 28 and maintain the internal low humidity environment.

[0042] The above only describes some exemplary embodiments of the present invention by way of illustration. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. An anti-interference modular active filter, comprising a box (1), characterized in that: The box (1) is provided with an installation area (28) inside, and an anti-interference layer (2) is provided on the periphery of the installation area (28). A terminal block (3) is welded inside the box (1). Four isolation cylinders (4) are arranged inside the box (1). An isolation plate (5) is provided inside the box (1), and two isolation cylinders (4) are provided on each side of the isolation plate (5). An opening and closing plate (7) is provided on one side of the isolation cylinder (4), and a gripper (2) is installed on the outer side of the opening and closing plate (7). 7), a rotating bolt (8) is installed at one end of the opening and closing plate (7), the rotating bolt (8) is bolted to the isolation cylinder (4), a storage plate (6) is provided inside the isolation cylinder (4), an isolation layer (9) is provided inside the isolation cylinder (4), four openable door leaves (31) are provided on the outside of the box body (1), a handle (32) is installed on the outside of the door leaf (31), a rotating shaft (33) is installed on one side of the door leaf (31), and the rotating shaft (33) is rotatably connected to the box body (1).

2. The anti-interference modular active filter according to claim 1, characterized in that: A dust filter chamber (14) is provided on one side of the interior of the box body (1), a first air inlet (10) is provided on one side of the dust filter chamber (14), and a dust collection box (15) is provided at the bottom of the dust filter chamber (14).

3. The anti-interference modular active filter according to claim 2, characterized in that: A dehumidification chamber (16) is arranged above the dust filter chamber (14); a dust isolation plate (26) is arranged at the bottom of the dehumidification chamber (16), and the dehumidification chamber (16) is communicated with the dust filter chamber (14) through the dust isolation plate (26); a second air inlet (30) is arranged on one side of the dehumidification chamber (16) close to the installation area (28); and an air inlet device (11) is arranged inside the second air inlet (30) and the first air inlet (10).

4. The anti-interference modular active filter according to claim 3, characterized in that: A dust-proof layer (13) is provided on one side of the air inlet device (11), a drying layer (29) is provided on the other side of the air inlet device (11), and a fan (12) equipped with a motor is provided between the dust-proof layer (13) and the drying layer (29).

5. The anti-interference modular active filter according to claim 1, characterized in that: A dehumidification device (20) is provided inside the box body (1), and the dehumidification device (20) comprises a perforated plate (23). A hollow column (21) with a column wall opening is welded inside the dehumidification device (20), and a water-absorbing material (22) is filled between the hollow column (21) and the perforated plate (23).

6. The anti-interference modular active filter according to claim 1, characterized in that: A temperature and humidity monitor (24) is installed inside the box (1), and a display panel (25) is provided on one side of the box (1); the display panel (25) is electrically connected to the wiring block (3), the air inlet device (11), and the temperature and humidity monitor (24); and the display panel (25) is electrically connected to an external power supply.

7. The anti-interference modular active filter according to claim 1, characterized in that: An air outlet (17) is arranged on one side of the box body (1), a dustproof net (18) is arranged inside the air outlet (17), and a drying net (19) is arranged inside the dustproof net (18).

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