CN209516420U - A kind of active filter structure - Google Patents
A kind of active filter structure Download PDFInfo
- Publication number
- CN209516420U CN209516420U CN201920550401.2U CN201920550401U CN209516420U CN 209516420 U CN209516420 U CN 209516420U CN 201920550401 U CN201920550401 U CN 201920550401U CN 209516420 U CN209516420 U CN 209516420U
- Authority
- CN
- China
- Prior art keywords
- cabinet body
- airflow channel
- drawer
- active filter
- drawer module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/30—Reactive power compensation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/40—Arrangements for reducing harmonics
Landscapes
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses a kind of active filter structures, including cabinet body and several drawer modules, weld holder is equipped with mounting rack and crossbeam in machine and transverse direction respectively in the cabinet body, and airflow channel is provided through at the center of cabinet body, the mounting rack, the cavity for forming several equal areas is maked somebody a mere figurehead between crossbeam and airflow channel, and drawer module is set in cavity, the double fans structure and airflow channel that the utility model passes through setting, second fan extracts the heat generated in each drawer module out, then pass through the first fan, extraneous cold air is set to pass sequentially through the first heat release hole, cavity and airflow channel enter in cabinet body, finally it is discharged except cabinet body, reinforce the effect of ventilation and cooling, reduce the failure rate of device, modularized design can need to increase or decrease drawer module according to client , while each drawer module can be made to realize series connection or be arranged in parallel by conducting wire.
Description
Technical field
The utility model relates to filter field, in particular to a kind of active filter structure.
Background technique
Active Power Filter-APF is a kind of for dynamic harmonic wave, the novel electric power electric device of compensating reactive power, its energy
Enough harmonic waves to different size and frequency carry out quick tracing compensation, why referred to as active, be relative to passive LC filter,
Can only for the harmonic wave of Passive intake fixed frequency and size, APF can pass through sampling load current and carry out each harmonic and
Idle separation controls and actively exports the size, frequency and phase of electric current, and quick response, offsets corresponding electricity in load
Stream realizes dynamically track compensation, and can not only mend harmonic wave but also mend idle and uneven.
Referring now to a kind of active filter structure, firstly, when existing cabinet body carries out modularized design, for it
Heat dissipation performance is not accomplished preferably to improve, if while individual module device be damaged be easy other modules are caused centainly
Influence, increase economic loss, finally, for maintenance and daily maintenance it is not fast enough, certain fiber crops are caused to maintenance personal
It is tired, for this purpose, it is proposed that a kind of active filter structure.
Utility model content
The main purpose of the utility model is to provide a kind of active filter structures, can effectively solve background technique
The problems in.
To achieve the above object, the technical solution that the utility model is taken are as follows:
A kind of active filter structure, including cabinet body and several drawer modules, in the cabinet body respectively longitudinal and
Weld holder is equipped with mounting rack and crossbeam in transverse direction, and airflow channel is provided through at the center of cabinet body, the mounting rack, cross
The cavity for forming several equal areas is maked somebody a mere figurehead between beam and airflow channel, and drawer module is set in cavity, the cabinet
It is separately installed with the first fan and extinguishing device at the top of body, the two sides of the cabinet body and airflow channel uniformly open up several
One heat release hole, the bottom end of the cabinet body are equipped with Universal self-locking wheel, and the side of the drawer module is connected by shaft to be arranged
There is lid, and is respectively equipped with the first in command, display screen and several second heat release holes, the drawer module on the surface of lid
Interior erection is equipped with circuit board, and installs second handle towards the position of lid in circuit board side.
It preferably, further include foreign current mutual inductor, digital signal processor, microcontroller, insulated gate bipolar crystal
Pipe, inverter and the second fan, and be sequentially arranged at the surface of circuit board, linear distribution, the display screen and micro-control
Device processed is electrically connected.
Preferably, first heat release hole is connected with cavity and airflow channel respectively, and airflow channel is hollow cuboid
Structure, the top of the cabinet body inner wall is equipped with smoke sensor device, and is located at the position directly above of airflow channel, and the smog passes
Sensor and extinguishing device are electrically connected.
Preferably, thermal insulation board is fixedly installed between the mounting rack and airflow channel, and thermal insulation board is being located at crossbeam just
Lower position, the thermal insulation board are sandwich-type hollow structure.
Preferably, the top position on the drawer module surface is equipped with tempered glass, and has circuit board keeping parallelism.
Preferably, the two sides inside the drawer module are provided with sliding rail, and sliding rail is mating is equipped with sliding block, institute
It states and is fixed by screws between the top of sliding block and circuit board, and the glide direction of sliding block on the slide rail and the second heat release hole
Opening direction it is consistent.
Compared with prior art, the utility model has the following beneficial effects:
1, the heat that will be generated in each drawer module by the double fans structure of setting and airflow channel, the second fan
Extraction makes extraneous cold air pass sequentially through the first heat release hole, cavity and airflow channel and enters then by the first fan
It in cabinet body, is finally discharged except cabinet body, reinforces the effect of ventilation and cooling, reduce the failure rate of device, modularized design can
To need to increase or decrease drawer module according to client, while each drawer module can be made to realize series connection by conducting wire
Or it is arranged in parallel；
2, by the smoke sensor device of installation and extinguishing device, if the drawer module in some cavity break down and
Generate smog or open fire, smog makes smoke sensor device receive smoke signal eventually by airflow channel, so that signal be transmitted
To extinguishing device and the first fan, on-off action is played, the first fan is closed, and extinguishing device sprays carbon dioxide gas, right
Cavity filling arbon dioxide gas locating for each drawer module, realizes the effect of quick extinguishing；
3, by the thermal insulation board of setting, tempered glass and sliding block and sliding rail, the hollow structure of thermal insulation board separates heat, keeps away
Exempt to damage other drawer modules after open fire occurs for single drawer module, the tempered glass side on drawer module surface
Just service personnel tentatively observes, and can specifically be overhauled circuit board extraction by second handle after opening lid,
It is convenient and efficient.
Detailed description of the invention
Fig. 1 is a kind of front view of active filter structure of the utility model；
Fig. 2 is a kind of side view of active filter structure of the utility model；
Fig. 3 is a kind of drawer module structural schematic diagram of active filter structure of the utility model；
Fig. 4 is a kind of cross-sectional view of the drawer module of active filter structure of the utility model.
In figure: 1, cabinet body；2, drawer module；3, the first fan；4, extinguishing device；5, mounting rack；6, crossbeam；7, heat-insulated
Plate；8, Universal self-locking wheel；9, smoke sensor device；10, airflow channel；11, the first heat release hole；12, tempered glass；13, the first
Hand；14, display screen；15, the second heat release hole；16, sliding rail；17, sliding block；18, circuit board；19, foreign current mutual inductor；20, number
Word signal processor；21, microcontroller；22, insulated gate bipolar transistor；23, inverter；24, the second fan；25, second
Handle.
Specific embodiment
To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below
In conjunction with specific embodiment, the utility model is further described.
Embodiment 1
As shown in Figs 1-4, a kind of active filter structure, including cabinet body 1 and several drawer modules 2, interior point of cabinet body 1
Weld holder is not equipped with mounting rack 5 and crossbeam 6 in machine and transverse direction, and is provided through airflow channel at the center of cabinet body 1
10, the cavity for forming several equal areas is maked somebody a mere figurehead between mounting rack 5, crossbeam 6 and airflow channel 10, and be arranged in cavity and take out
Drawer formula module 2, the top of cabinet body 1 are separately installed with the first fan 3 and extinguishing device 4, the two sides of cabinet body 1 and airflow channel 10
Several first heat release holes 11 are uniformly opened up, the bottom end of cabinet body 1 is equipped with Universal self-locking wheel 8, and the side of drawer module 2 is by turning
Axis connection is provided with lid, and is respectively equipped with the first in command 13, display screen 14 and several second heat release holes on the surface of lid
15, interior set up of drawer module 2 is equipped with circuit board 18, and installs second handle towards the position of lid in 18 side of circuit board
25；
As shown in figure 4, further including foreign current mutual inductor 19, digital signal processor 20, microcontroller 21, insulated gate pair
Bipolar transistor 22, inverter 23 and the second fan 24, and it is sequentially arranged at the surface of circuit board 18, linear distribution,
Display screen 14 and microcontroller 21 are electrically connected；
By the double fans structure and airflow channel 10 of setting, the second fan 24 will be generated in each drawer module 2
Heat extraction makes extraneous cold air pass sequentially through the first heat release hole 11, cavity and air-flow logical then by the first fan 3
Road 10 enters in cabinet body 1, is finally discharged except cabinet body 1, reinforces the effect of ventilation and cooling, reduces the failure rate of device,
Modularized design can need to increase or decrease drawer module 2 according to client, while can make each drawer by conducting wire
Formula module 2 is realized series connection or is arranged in parallel.
Embodiment 2
As shown in Figs 1-4, a kind of active filter structure, on the basis of embodiment 1, the first heat release hole 11 respectively with
Cavity and airflow channel 10 are connected, and airflow channel 10 is hollow rectangular parallelepiped structure, and the top of 1 inner wall of cabinet body is equipped with smog biography
Sensor 9, and it is located at the position directly above of airflow channel 10, smoke sensor device 9 and extinguishing device 4 are electrically connected.
By the smoke sensor device 9 and extinguishing device 4 of installation, if the drawer module 2 in some cavity breaks down
And smog or open fire are generated, smog makes smoke sensor device 9 receive smoke signal eventually by airflow channel 10, thus by signal
It is transmitted to extinguishing device 4 and the first fan 3, plays on-off action, the first fan closes 3, and extinguishing device 4 sprays carbon dioxide
Gas realizes the effect of quick extinguishing to cavity filling arbon dioxide gas locating for each drawer module 2.
As shown in Figure 1, being fixedly installed thermal insulation board 7 between mounting rack 5 and airflow channel 10, and thermal insulation board 7 is located at crossbeam 6
Following position directly, thermal insulation board 7 be sandwich-type hollow structure.
As shown in figure 3, the top position on 2 surface of drawer module is equipped with tempered glass 12, and there is the holding of circuit board 18
In parallel.
As shown in figure 4, the two sides inside drawer module 2 are provided with sliding rail 16, and sliding rail 16 is mating is equipped with sliding block 17,
It is fixed by screws between the top and circuit board 18 of sliding block 17, and glide direction of the sliding block 17 on sliding rail 16 and second
The opening direction of heat release hole 15 is consistent.
By the thermal insulation board 7 of setting, tempered glass 12 and sliding block 17 and sliding rail 16, the hollow structure of thermal insulation board 7 separates
Heat damages other drawer modules 2 after avoiding single drawer module 2 that open fire occurs, 2 surface of drawer module
The personnel convenient to overhaul of tempered glass 12 tentatively observe, and can be extracted out circuit board 18 by second handle 25 after opening lid
Specifically overhauled, it is convenient and efficient.
It should be noted that the utility model is a kind of active filter structure, firstly, drawer module 2 is using pumping
Pull-type design, can be by foreign current mutual inductor 19, real-time detection load current, and passes through internal digital signal processor 20
It calculates, extracts and calculate the harmonic components of load current, built-in electrical insulation grid bipolar transistor is then sent to by pwm signal
Pipe 22, the control generation of inverter 23 is a one by one and load harmonic current is equal in magnitude, and contrary harmonic current injection arrives
Corresponding harmonic current is offset in power grid, reaches filtering purpose,
Single unit system is convenient to move at any time due to being provided with Universal self-locking wheel 8, the gentle circulation of the double fans structure of the device
The heat generated in each drawer module 2 is extracted out by the second fan 24, then by the first fan 3, makes the external world by road 10
Cold air pass sequentially through the first heat release hole 11, cavity and airflow channel 10 and enter in cabinet body 1, be finally discharged cabinet body 1
Except, reinforce the effect of ventilation and cooling, reduce the failure rate of device, modularized design can be increased according to the needs of client or
Drawer module 2 is reduced, while each drawer module 2 can be made to realize series connection or be arranged in parallel by conducting wire,
If the drawer module 2 in some cavity breaks down and generates smog or open fire, smog is eventually by air-flow
Channel 10 makes smoke sensor device 9 receive smoke signal, to pass the signal along to extinguishing device 4 and the first fan 3, plays
On-off action, the first fan close 3, and extinguishing device 4 sprays carbon dioxide gas, to cavity locating for each drawer module 2
Filling arbon dioxide gas realizes the effect of quick extinguishing, improves safety, and the hollow structure of thermal insulation board 7 separates heat, keeps away
Exempt to damage other drawer modules 2 after open fire occurs for single drawer module 2,
The personnel convenient to overhaul of tempered glass 12 on 2 surface of drawer module tentatively observe, and can lead to after opening lid
Second handle 25 is crossed specifically to be overhauled the extraction of circuit board 18, convenient and efficient, two handles are to do insulating properties processing,
It avoids getting an electric shock.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (6)
1. a kind of active filter structure, which is characterized in that including cabinet body (1) and several drawer modules (2), the cabinet body
(1) weld holder is equipped with mounting rack (5) and crossbeam (6) in machine and transverse direction respectively in, and runs through at the center of cabinet body (1) and set
It is equipped with airflow channel (10), is maked somebody a mere figurehead between the mounting rack (5), crossbeam (6) and airflow channel (10) and form several equal faces
Long-pending cavity, and drawer module (2) are set in cavity, be separately installed at the top of the cabinet body (1) the first fan (3) and
The two sides of extinguishing device (4), the cabinet body (1) and airflow channel (10) uniformly open up several first heat release holes (11), described
The bottom end of cabinet body (1) is equipped with Universal self-locking wheel (8), and the side of the drawer module (2) is connected with lid by shaft
Body, and the first in command (13), display screen (14) and several second heat release holes (15), the pumping are respectively equipped on the surface of lid
It sets up and is equipped with circuit board (18) in drawer formula module (2), and is second towards the installation of the position of lid in circuit board (18) side
Hand (25).
2. a kind of active filter structure according to claim 1, it is characterised in that: further include foreign current mutual inductor
(19), digital signal processor (20), microcontroller (21), insulated gate bipolar transistor (22), inverter (23) and
Two fans (24), and be sequentially arranged at the surface of circuit board (18), linear distribution, the display screen (14) and microcontroller
(21) it is electrically connected.
3. a kind of active filter structure according to claim 1, it is characterised in that: first heat release hole (11) point
It is not connected with cavity and airflow channel (10), and airflow channel (10) is hollow rectangular parallelepiped structure, the top of cabinet body (1) inner wall
End is equipped with smoke sensor device (9), and is located at the position directly above of airflow channel (10), the smoke sensor device (9) and fire extinguishing
Device (4) is electrically connected.
4. a kind of active filter structure according to claim 1, it is characterised in that: the mounting rack (5) and air-flow
It is fixedly installed between channel (10) thermal insulation board (7), and thermal insulation board (7) is located at the following position directly of crossbeam (6), the thermal insulation board
It (7) is sandwich-type hollow structure.
5. a kind of active filter structure according to claim 1, it is characterised in that: drawer module (2) table
The top position in face is equipped with tempered glass (12), and has circuit board (18) keeping parallelism.
6. a kind of active filter structure according to claim 1, it is characterised in that: in the drawer module (2)
The two sides in portion are provided with sliding rail (16), and sliding rail (16) is mating is equipped with sliding block (17), the top of the sliding block (17) and circuit
Plate is fixed by screws between (18), and glide direction of the sliding block (17) on sliding rail (16) and the second heat release hole (15)
Opening direction is consistent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920550401.2U CN209516420U (en) | 2019-04-22 | 2019-04-22 | A kind of active filter structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920550401.2U CN209516420U (en) | 2019-04-22 | 2019-04-22 | A kind of active filter structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209516420U true CN209516420U (en) | 2019-10-18 |
Family
ID=68188428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920550401.2U Active CN209516420U (en) | 2019-04-22 | 2019-04-22 | A kind of active filter structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209516420U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111509595A (en) * | 2020-04-27 | 2020-08-07 | 浙江稳山电气科技有限公司 | Parallel power active filter based on direct-current voltage control |
-
2019
- 2019-04-22 CN CN201920550401.2U patent/CN209516420U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111509595A (en) * | 2020-04-27 | 2020-08-07 | 浙江稳山电气科技有限公司 | Parallel power active filter based on direct-current voltage control |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209516420U (en) | A kind of active filter structure | |
| CN209805190U (en) | Heat abstractor for electrical engineering block terminal | |
| CN209516331U (en) | A kind of high-voltage board of built-in maintenance tool | |
| CN106786036A (en) | Low voltage drawing-out switching carbinet | |
| CN208835470U (en) | A kind of dust protected power distribution cabinet | |
| CN216436596U (en) | Distribution room is with high-low voltage switch cabinet convenient to overhaul | |
| CN209056931U (en) | A kind of wall-mounted active filter | |
| CN213278785U (en) | Low-voltage switchgear convenient to overhaul | |
| CN210926788U (en) | Switch board heat dissipation dust collector | |
| CN209730626U (en) | A kind of low voltage drawing-out switching carbinet | |
| CN209882402U (en) | Electronic engineering switch board | |
| CN208657231U (en) | A kind of moisture-proof electrical cabinet of movement | |
| CN203736113U (en) | Central dust collector | |
| CN204967028U (en) | Container formula STATCOM device | |
| CN108365556B (en) | Air insulation vacuum arc extinguishing ring main unit | |
| CN205985856U (en) | Novel thermostatic switch cabinet | |
| CN212968685U (en) | Box-type fixed alternating-current metal-enclosed switchgear | |
| CN219833551U (en) | Low-voltage draw-out type switch cabinet easy to maintain | |
| CN205992470U (en) | A kind of variable-frequency variable-voltage device | |
| CN217469141U (en) | Drawer type low-voltage distribution cabinet | |
| CN214227479U (en) | High-voltage board with bus cover at top | |
| CN204030599U (en) | High efficiency and heat radiation active filter | |
| CN211629644U (en) | High-voltage distribution box convenient to overhaul | |
| CN217563059U (en) | Direct-current power supply cabinet with fire monitoring function | |
| CN208461297U (en) | A kind of AC low voltage power switch box |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |