CN116780544B - Power filter capable of realizing high-power supply - Google Patents
Power filter capable of realizing high-power supply Download PDFInfo
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- CN116780544B CN116780544B CN202311068345.6A CN202311068345A CN116780544B CN 116780544 B CN116780544 B CN 116780544B CN 202311068345 A CN202311068345 A CN 202311068345A CN 116780544 B CN116780544 B CN 116780544B
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- power supply
- active filter
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- 230000009466 transformation Effects 0.000 claims abstract description 5
- 230000017525 heat dissipation Effects 0.000 claims description 41
- 210000001503 joint Anatomy 0.000 claims description 18
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 15
- 239000003990 capacitor Substances 0.000 claims description 10
- 230000000087 stabilizing effect Effects 0.000 claims description 10
- 229910052802 copper Inorganic materials 0.000 claims description 9
- 239000010949 copper Substances 0.000 claims description 9
- 238000005096 rolling process Methods 0.000 claims description 4
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/01—Arrangements for reducing harmonics or ripples
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/02—Plant or installations having external electricity supply
- B03C3/04—Plant or installations having external electricity supply dry type
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/6205—Two-part coupling devices held in engagement by a magnet
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/627—Snap or like fastening
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/44—Circuits or arrangements for compensating for electromagnetic interference in converters or inverters
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
- H05K7/20145—Means for directing air flow, e.g. ducts, deflectors, plenum or guides
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
- H05K7/20181—Filters; Louvers
-
- 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
- Y02E40/20—Active power filtering [APF]
Abstract
The invention relates to the technical field of filters, and discloses a power filter capable of realizing high-power supply, which comprises: the filter seat comprises a power connector and an active filter which are jointly arranged in the same box body, and a radiating seat which is detachably connected in sequence; and a dust removing device for assisting air inlet is arranged in the heat radiating seat and close to the air inlet. The invention is powered on and connected with a power grid to supply power for the power filter, wherein a transformer, a voltage stabilizer and a storage battery are adopted to perform voltage transformation and voltage stabilization rated voltage output, so that the power supply is ensured to be stable, and the storage battery is powered on and powered off accidentally, so that the storage battery is still powered on when the power grid is powered off accidentally, the power filter is enabled to work continuously for a short time, and impact caused by the opening and closing of the power grid is avoided to damage load devices; therefore, in the overall structural design, the active filter is used efficiently and safely to weaken the unnecessary frequency on the power line, strengthen and amplify the specific required frequency, reduce the electromagnetic interference on the power line and stabilize the work.
Description
Technical Field
The invention relates to the technical field of filters, in particular to a power filter capable of realizing high-power supply.
Background
The power filter is a filter circuit composed of a capacitor, an inductor and a resistor, is also called an EMI filter, or is an EMI power filter, one end of the power filter is a power supply, the other end of the power filter is a load, and the working principle is that the power filter is an impedance adapting network: the greater the impedance adaptation of the input and output sides of the power filter to the power and load sides, the more effective the attenuation of electromagnetic interference. The filter can effectively filter the frequency points of the specific frequency or the frequencies outside the frequency points in the power line to obtain a power signal of the specific frequency or eliminate the power signal of the specific frequency, and the effect is to prevent electromagnetic interference generated by the equipment from entering the power line and prevent the interference on the power line from entering the equipment.
The active power filter needs external power supply, and because the active power filter on the power grid has larger power, external high-power continuous power supply is needed. Considering the power supply requirement, the single wire-drawing arrangement is generally carried out, or the high-power battery is used for continuous power supply, and heat dissipation is needed in the process. At present, the indoor distribution dust collection and cleaning of the electromechanical system are very puzzled for workers, equipment is easy to work unstably, and the filter can work due to electric balance when dust collection is carried out, and once dust is cleaned, the filter can not work. Such a high-power filter requires on-line maintenance by a worker at any time for 24 hours in order to ensure its operation. For the above phenomena, we consider that it is urgently required to solve the problem of high power supply stability of the active power filter.
For this reason, we propose a power filter that can realize high-power supply to solve the above-mentioned problems.
Disclosure of Invention
The invention aims to provide a power filter capable of realizing high-power supply so as to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: a power filter capable of high power supply, comprising:
the filter seat comprises a power connector and an active filter which are jointly arranged in the same box body, and a radiating seat which is detachably connected in sequence; the power connector and the active filter are sequentially connected in series and electrically connected to a power grid, the power of the power grid is stabilized and supplied to the active filter through the power connector, and the active filter carries out filtering and noise reduction on a power line of the power grid;
the power connector comprises a transformer, a voltage stabilizer and a storage battery according to the wiring direction sequence, and is used for transforming, stabilizing voltage and storing the storage battery in sequence; the active filter is also provided with a button switch which is used for controlling the connection between the active filter and the power connector to be started or stopped;
an air inlet is formed in one side of the heat dissipation seat, air guide holes for internal communication are formed in the butt joint end surfaces of the heat dissipation seat and the active filter, an air outlet is formed in one side of the power connector, and a dust removing device for assisting air inlet is arranged in the heat dissipation seat and close to the air inlet; the dust removing device comprises a motor, one end of the motor is connected with a rotating shaft through a coupler, the rotating shaft is a hard plastic piece, a copper dust removing cylinder is detachably inserted at the end part of the motor, the inside of a cylinder cavity of the dust removing cylinder is connected with the rotating shaft through a copper dust removing rod thread, a copper power receiving rod is fixedly arranged in a heat radiating seat, one end of the power receiving rod stretches into the cylinder cavity to be in rolling contact with the end part of the dust removing rod, the other end of the power receiving rod is connected with a high-voltage power supply through a wire, and the high-voltage power supply is fixed in the heat radiating seat; the surface annular array of the dust removing cylinder is connected with blades at equal intervals, the blades are rectangular strips made of copper, and a plurality of through holes are formed in the dust removing cylinder around the blades;
one end of the rotating shaft is connected with a pin key, one end of the dust removal cylinder is provided with a key slot, one end of the rotating shaft is inserted into the key slot, and a plate body of the pin key is clamped into the key slot and is abutted against one end of the dust removal cylinder through a limiting plate fixedly connected with the middle part of the rotating shaft;
the dust removing device comprises a dust removing rod, a rotating shaft and a dust removing rod, wherein one end of the dust removing rod is integrally provided with a threaded rod, a jack is formed in the dust removing cylinder corresponding to the threaded rod, a threaded hole is formed in the end part of the rotating shaft corresponding to the threaded rod, and one end of the threaded rod penetrates through the jack and is in threaded connection with the threaded hole;
the electric connection interface is connected with the motor and the high-voltage power supply through leads respectively for wiring;
a cylindrical power receiving groove is formed in one end of the power receiving rod, a flexible conductive film is connected to the inner wall of the power receiving groove, a round wheel is fixedly connected to one end of the dust removing rod, the round wheel is a cylindrical wheel made of copper, an arc head protruding is arranged on the edge of the round wheel, the arc head is located in the power receiving groove, and the edge of the arc head abuts against the conductive film;
one end of the power receiving rod is fixedly connected with an ear plate made of hard plastic, and the ear plate is installed in the heat dissipation seat through a screw and is suspended to support the power receiving rod.
As an alternative to the power filter of the present invention, which can realize high-power supply, the present invention comprises: the transformer is arranged as a step-down transformer and is used for reducing the voltage of 380V of the power grid to 220V for output.
As an alternative to the power filter of the present invention, which can realize high-power supply, the present invention comprises: the voltage stabilizer comprises a capacitor C, an inductor L and a voltage stabilizing diode VD, wherein the capacitor C and the voltage stabilizing diode VD are connected in parallel, and the capacitor C and the voltage stabilizing diode VD are respectively connected with the inductor L in series.
As an alternative to the power filter of the present invention, which can realize high-power supply, the present invention comprises: the power supply interface is communicated with a power grid through a connecting power supply line, an active filter is powered, a butt joint plug and a load interface are respectively arranged at two ends of the active filter, and the butt joint plug is connected with the power connection interface at one end of the heat dissipation seat to be connected;
the electric connection interface is in plug-in fit with the butt joint plug, and is electrically communicated with the active filter and the heat dissipation seat, and a connecting part is formed between the active filter and the heat dissipation seat in butt joint;
the load interface is connected to the power grid through a wire;
the storage battery and the active filter are connected with a switch on a line between the power grids, and the switch is connected with the active filter in series;
as an alternative to the power filter of the present invention, which can realize high-power supply, the present invention comprises: the switch is a push button switch, and the push button switch is arranged on the outer surface of the active filter;
the external surface of the active filter is matched with the button switch and is also provided with an indicator lamp which is connected with the button switch in series on the power grid.
As an alternative to the power filter of the present invention, which can realize high-power supply, the present invention comprises: the connecting portion comprises a first connecting plate fixedly connected to the face of the end where the butt joint plug is located, a second connecting plate is arranged on the face of the end where the electric connection port is located, the second connecting plate and the first connecting plate are both arranged to be magnet plates, and the plates are in fit contact and magnetic attraction.
As an alternative to the power filter of the present invention, which can realize high-power supply, the present invention comprises: the inner side of the end face where the first connecting plate is located is fixedly connected with an air guide opening.
Compared with the prior art, the invention has the beneficial effects that:
1. the power filter capable of realizing high-power supply is powered on and connected with a power grid to supply power for the power filter, wherein a transformer, a voltage stabilizer and a storage battery are adopted to perform voltage transformation and voltage stabilization rated voltage output, so that stable power supply is ensured, the storage battery supplies power, and meanwhile, when the power grid is accidentally powered off, the storage battery still supplies power, so that the power filter is powered on continuously for a short time, and impact caused by opening and closing of the power grid is avoided to damage load devices;
2. the power filter capable of realizing high-power supply adopts the interface plug-in butt joint combination, magnetic force adsorption is carried out through the two connecting plates of the butt joint end face, a stable butt joint installation effect is provided, and the power filter can be quickly separated under the external strong force application, so that the power filter can be quickly installed and detached, the filter is modularly designed, the damaged part can be independently and quickly replaced under long-term use, the continuous and stable running of power grid filtering is ensured, the maintenance and the use are convenient, and the maintenance cost is low;
3. the power filter capable of realizing high-power supply is characterized in that a button switch is arranged outside the power filter, the button switch is connected with a storage battery in series, and is arranged on a line between the storage battery and a heat dissipation seat and used for controlling the power connection of the heat dissipation seat in an on-off manner, so that the power is safely cut off during installation or detachment, and the maintenance operation and the use are facilitated;
4. according to the power filter capable of realizing high-power supply, the heat dissipation seat assists air intake, dust in the air is removed, heat is dissipated cleanly, the heat dissipation seat and the active filter are in modularized plug-in connection and match, the heat dissipation seat can be quickly taken down to clean the dust, the electric balance problem caused by dust adhesion is avoided, the heat dissipation seat can be quickly adopted to clean, and the stable heat dissipation and dust removal effects are maintained;
therefore, in the overall structural design, the active filter is used efficiently and safely to weaken the unnecessary frequency on the power line, strengthen and amplify the specific required frequency, reduce the electromagnetic interference on the power line and stabilize the work.
Drawings
FIG. 1 is a circuit diagram of the present invention;
FIG. 2 is a schematic diagram of the circuit principle of the present invention;
FIG. 3 is a schematic diagram of a front view of a connection relationship at a filter base according to the present invention;
FIG. 4 is a schematic diagram of the internal structure of the heat sink of the present invention;
FIG. 5 is an enlarged schematic view of the structure of FIG. 4 a in accordance with the present invention;
fig. 6 is an enlarged schematic view of the structure of fig. 4 b according to the present invention.
In the figure: 1. a filter base; 2. a power connector; 3. an active filter; 4. a connection part; 5. a push button switch; 6. an indicator light; 7. a load interface; 8. a power supply interface; 9. a power supply line; 10. a docking plug; 11. a first connection plate; 12. a second connecting plate; 13. an air guide port; 14. an electrical connection interface; 15. an air inlet; 16. a motor; 17. a rotating shaft; 18. a pin key; 19. a limiting plate; 20. a dust removal cylinder; 21. a key slot; 22. a barrel cavity; 23. a dust removing rod; 24. a threaded rod; 25. a jack; 26. a threaded hole; 27. a blade; 28. a through hole; 29. a power-on rod; 30. a power receiving groove; 31. a conductive film; 32. a round wheel; 33. an arc head; 34. a high voltage power supply; 35. ear plates; 36. an air outlet; 37. and a heat dissipation seat.
Detailed Description
The following description of the embodiments of the present invention 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 invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-6, the present invention provides a technical solution: a power filter capable of high power supply, comprising:
the filter base 1 comprises a power connector 2 and an active filter 3 which are jointly arranged in the same box body, and a radiating base 37 which is detachably connected in sequence; the power connector 2 and the active filter 3 are sequentially connected in series and electrically connected to a power grid, the power of the power grid is stabilized and supplied to the active filter 3 through the power connector 2, and the active filter 3 carries out filtering and noise reduction on a power line of the power grid;
the power connector 2 sequentially comprises a transformer, a voltage stabilizer and a storage battery according to the wiring direction, and sequentially performs voltage transformation, voltage stabilization and storage battery; the active filter 3 is also provided with a button switch 5 which is used for controlling the connection between the active filter 3 and the electrical connector 2.
It should be noted that, for convenience of use of the power connector 2:
in the embodiment, the transformer is set as a step-down transformer and is used for reducing the voltage of 380V of the power grid to 220V for output;
in this embodiment, the voltage stabilizer includes a capacitor C, an inductor L, and a voltage stabilizing diode VD, where the capacitor C and the voltage stabilizing diode VD are connected in parallel, and the capacitor C and the voltage stabilizing diode VD are connected in series with the inductor L, respectively, so that the voltage of the power input is stabilized within the working voltage range of the active filter 3;
for convenience of combined use:
in this embodiment, one end of the electrical connector 2 is provided with a power supply interface 8, the power supply interface 8 is communicated with a power grid through a power supply line 9, the active filter 3 is supplied, two ends of the active filter 3 are respectively provided with a docking plug 10 and a load interface 7, and the docking plug 10 is connected with a power connection interface 14 at one end of a heat dissipation seat 37 to conduct power connection;
the electric interface 14 is in plug-in fit with the butt plug 10 and is electrically communicated with the active filter 3 and the heat dissipation seat 37, and a connecting part 4 is formed between the butt joint of the active filter 3 and the heat dissipation seat 37;
the load interface 7 is connected to the grid by means of wires.
Wherein the electrical connector 2 connects to the electrical network using the electrical supply line 9. In practice, an electrical socket may be installed outside the power grid, so that one end of the power supply line 9 is connected, and the other end is designed as a plug. When the power supply device is connected and used, the plug at one end of the power supply line 9 is inserted into the power supply interface 8 at the end part of the connector 2, electricity of the power grid enters the connector 2 through the power supply line 9 and sequentially passes through the transformer, the voltage stabilizer and the storage battery, the transformer and the voltage stabilizer perform voltage transformation and voltage stabilization rated voltage output, stable power supply is ensured, the storage battery supplies power, and meanwhile, when the power grid is in unexpected outage, the storage battery can still supply power, the active filter 3 can continuously supply power for a short time, and impact damage to load devices caused by opening and closing of the power grid is avoided.
In the embodiment, a switch is connected on a line between the storage battery and the active filter 3 and connected in series with the active filter 3;
the switch is a push button switch 5, the push button switch 5 being mounted on the outer surface of the active filter 3.
In practical application, the button switch 5 is used for controlling the connection between the active filter 3 and the heat dissipation seat 37, when the active filter 3 or the heat dissipation seat 37 on the filter seat 1 needs to be disassembled, the power supply line 9 can be pulled out firstly to disconnect the power supply of the power grid, then the button switch 5 is pressed to disconnect the heat dissipation seat 37 from the storage battery, the heat dissipation seat 37 is powered off, then the active filter 3 and the heat dissipation seat 37 are separated by external force application, and the parts to be maintained are replaced, so that the operation is safely and rapidly completed.
As a further development of the present embodiment, the external surface of the active filter 3 is also provided with an indicator light 6 in cooperation with the push-button switch 5, the indicator light 6 being connected in series with the push-button switch 5 over the power grid.
Namely, the indicator lamp 6 is on, and the push-button switch 5 is closed; otherwise, the indicator lamp 6 is not on, the button switch 5 is turned off, the heat dissipation seat 37 does not supply power, and the filter seat 1 can be safely detached for maintenance.
An air inlet 15 is formed in one side of the heat dissipation seat 37, air guide openings 13 for internal communication are formed in the butt joint end surfaces of the heat dissipation seat 37 and the active filter 3, an air outlet 36 is formed in one side of the power connector 2, and a dust removing device for assisting air inlet is arranged in the heat dissipation seat 37 at a position close to the air inlet 15;
in this embodiment, the connection portion 4 includes a first connection plate 11 fixedly connected to an end face of the docking plug 10, a second connection plate 12 disposed on an end face of the electrical connection interface 14, the second connection plate 12 and the first connection plate 11 are both magnet plates, and the plates are contacted and magnetically attracted together in a matching manner to fix the active filter 3 and the heat sink 37 together.
That is, the active filter 3 and the heat dissipation seat 37 which are combined in a butt joint manner through the interface plug-in connection are magnetically adsorbed by the second connecting plate 12 and the first connecting plate 11 on the butt joint end face, a stable butt joint installation effect is provided, and the active filter can be quickly separated under the external strong force application, so that the active filter can be quickly installed and detached, the heat dissipation seat 37 and the active filter 3 are modularly designed, the damaged parts can be independently and quickly replaced under long-term use, the continuous and stable performance of power grid filtering is ensured, the maintenance and the use are convenient, and the maintenance cost is low.
Further, the inner side of the end surface of the first connecting plate 11 is fixedly connected with an air guide opening 13, which is used for communicating the active filter 3 and the heat dissipation seat 37 after being butted. Meanwhile, the second connecting plate 12 and the first connecting plate 11 also surround the insertion part of the docking plug 10 and the electric connection interface 14 after magnetic force absorption, so that invasion of external dust, foreign matters and the like is avoided.
The dust removing device comprises a motor 16, one end of the motor 16 is connected with a rotating shaft 17 through a coupling, the rotating shaft 17 is arranged as a hard plastic piece, a copper dust removing cylinder 20 is detachably inserted at the end part, a cylinder cavity 22 inside the dust removing cylinder 20 is connected with the rotating shaft 17 through a copper dust removing rod 23 in a threaded manner,
in this embodiment, one end of the rotating shaft 17 is connected with a pin key 18, one end of the dust removing cylinder 20 is provided with a key slot 21, one end of the rotating shaft 17 is inserted into the key slot 21, and a plate body of the pin key 18 is clamped into the key slot 21, and abuts against one end of the dust removing cylinder 20 through a limiting plate 19 fixedly connected with the middle of the rotating shaft 17 to limit the clamping position of the dust removing cylinder 20.
In this embodiment, one end of the dust removing rod 23 is integrally provided with a threaded rod 24, a jack 25 is formed on the dust removing barrel 20 corresponding to the threaded rod 24, a threaded hole 26 is formed on the end of the rotating shaft 17 corresponding to the threaded rod 24, one end of the threaded rod 24 passes through the jack 25 and is in threaded connection with the threaded hole 26, so that the dust removing rod 23 is installed in the barrel cavity 22 of the dust removing barrel 20, and the dust removing barrel 20 detachably clamped and inserted on the rotating shaft 17 is fixed.
A copper power receiving rod 29 is fixedly arranged in the heat dissipation seat 37, one end of the power receiving rod 29 extends into the cylinder cavity 22 to be in rolling contact with the end part of the dust removing rod 23, the other end of the power receiving rod 29 is connected with a high-voltage power supply 34 through a wire, and the high-voltage power supply 34 is fixed in the heat dissipation seat 37; the surface of the dust removing cylinder 20 is connected with blades 27 in an annular array at equal intervals, the blades 27 are rectangular strips made of copper, and a plurality of through holes 28 are formed in the dust removing cylinder 20 around the blades 27.
In this embodiment, the electrical connection interface 14 is connected to the motor 16 and the high-voltage power supply 34 through wires, respectively, for connection;
in this embodiment, a cylindrical power receiving slot 30 is formed at one end of the power receiving rod 29, a flexible conductive film 31 is connected to an inner wall of the power receiving slot 30, a round wheel 32 is fixedly connected to one end of the dust removing rod 23, the round wheel 32 is a cylindrical wheel made of copper, an arc head 33 with an arc protrusion is disposed at the edge, the arc head 33 is located in the power receiving slot 30, and the edge of the arc head 33 abuts against the conductive film 31.
In use, the high voltage power supply 34 is conventional in the art and will not be described in detail. The high-voltage power supply 34 supplies power to the dust removing rod 23, the dust removing cylinder 20 and the blade plate 27 through the power receiving rod 29, and meanwhile, the motor 16 drives the dust removing rod 23, the dust removing cylinder 20 and the blade plate 27 to rotate, wherein the dust removing rod 23 is in rolling fit with the power receiving groove 30 with the arc head 33 and the built-in flexible conductive film 31, and the power receiving is kept in the rotating process. The rotation lets the blade 27 drive the air, and auxiliary air gets into from air intake 15 to under the high voltage electric field that dust removal stick 23, dust removal section of thick bamboo 20 and blade 27 produced, the dust in the static adsorption air, and the in-process, the dust is adsorbed and is accomodate on getting into the dust removal stick 23 in the dust removal section of thick bamboo 20 through the through-hole 28, lets the air inlet in-process get rid of the dust, and clean air passes air guide opening 13 and air outlet 36 in proper order, dispels the heat.
And, the dust removal section of thick bamboo 20 that removable card was inserted on pivot 17 conveniently dismantles, can take off the clearance dust fast, and the cooperation of pegging graft of heat dissipation seat 37 and active filter 3 modularization simultaneously does not have the electric balance problem that brings when the dust is attached, can take heat dissipation seat 37 fast to clear up, keeps stable heat dissipation dust removal effect.
It is necessary to explain that: to facilitate the arrangement of the collector bars 29 after installation of the dust collector bars 23: one end of the power receiving rod 29 is fixedly connected with an ear plate 35 made of hard plastic, the ear plate 35 is installed in the heat dissipation seat 37 through screws, and the power receiving rod 29 is supported in a suspended mode, so that the power receiving rod 29 is installed and used.
Although embodiments of the present invention 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 invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A power filter capable of realizing high-power supply, comprising:
the filter seat (1) comprises a power connector (2) and an active filter (3) which are jointly arranged in the same box body, and a radiating seat (37) which is detachably connected in sequence; the power connector (2) and the active filter (3) are sequentially connected in series and are electrically connected to a power grid, the electric quantity of the power grid is stabilized and supplied to the active filter (3) through the power connector (2), and the active filter (3) filters and reduces noise on a power line of the power grid;
the power connector (2) sequentially comprises a transformer, a voltage stabilizer and a storage battery according to the wiring direction, and sequentially performs voltage transformation, voltage stabilization and storage battery; the active filter (3) is also provided with a button switch (5) for controlling the connection between the active filter (3) and the electrical connector (2) to be opened or closed;
an air inlet (15) is formed in one side of the heat dissipation seat (37), air guide holes (13) used for internal communication are formed in the butt joint end surfaces of the heat dissipation seat (37) and the active filter (3), an air outlet (36) is formed in one side of the power connector (2), and a dust removing device for auxiliary air inlet is arranged in the heat dissipation seat (37) at a position close to the air inlet (15); the dust removing device comprises a motor (16), one end of the motor (16) is connected with a rotating shaft (17) through a coupler, the rotating shaft (17) is arranged to be a hard plastic piece, a copper dust removing cylinder (20) is detachably inserted into the end part of the motor, a cylinder cavity (22) in the dust removing cylinder (20) is connected with the rotating shaft (17) through a copper dust removing rod (23) through threads, a copper power receiving rod (29) is fixedly arranged in a heat radiating seat (37), one end of the power receiving rod (29) stretches into the cylinder cavity (22) to be in rolling contact with the end part of the dust removing rod (23), the other end of the power receiving rod (29) is connected with a high-voltage power supply (34) through a wire, and the high-voltage power supply (34) is fixed in the heat radiating seat (37); the surface of the dust removal cylinder (20) is connected with blades (27) at equal intervals in an annular array, the blades (27) are rectangular strips made of copper, and a plurality of through holes (28) are formed in the dust removal cylinder (20) around the blades (27);
one end of the rotating shaft (17) is connected with a pin key (18), one end of the dust removal cylinder (20) is provided with a key groove (21), one end of the rotating shaft (17) is inserted into the key groove (21), and a plate body of the pin key (18) is clamped in the key groove (21) and is abutted against one end of the dust removal cylinder (20) through a limiting plate (19) fixedly connected with the middle of the rotating shaft (17);
one end of the dust removing rod (23) is integrally provided with a threaded rod (24), the dust removing cylinder (20) is provided with a jack (25) corresponding to the threaded rod (24), the end part of the rotating shaft (17) is provided with a threaded hole (26) corresponding to the threaded rod (24), and one end of the threaded rod (24) penetrates through the jack (25) to be connected with the threaded hole (26) in a threaded manner;
the electric connection interface (14) is connected with the motor (16) and the high-voltage power supply (34) through leads respectively for wiring;
a cylindrical power receiving groove (30) is formed in one end of the power receiving rod (29), a flexible conductive film (31) is connected to the inner wall of the power receiving groove (30), a round wheel (32) is fixedly connected to one end of the dust removing rod (23), the round wheel (32) is a cylindrical wheel made of copper, an arc head (33) protruding in an arc shape is arranged on the edge, the arc head (33) is located in the power receiving groove (30), and the edge of the arc head (33) abuts against the conductive film (31);
one end of the power receiving rod (29) is fixedly connected with an ear plate (35) made of hard plastic, and the ear plate (35) is installed in the radiating seat (37) through a screw and is suspended to support the power receiving rod (29).
2. A power filter for high power supply according to claim 1, wherein: the transformer is arranged as a step-down transformer and is used for reducing the voltage of 380V of the power grid to 220V for output.
3. A power filter for high power supply according to claim 2, characterized in that: the voltage stabilizer comprises a capacitor C, an inductor L and a voltage stabilizing diode VD, wherein the capacitor C and the voltage stabilizing diode VD are connected in parallel, and the capacitor C and the voltage stabilizing diode VD are respectively connected with the inductor L in series.
4. A power filter for high power supply according to claim 3, wherein: one end of the power connector (2) is provided with a power supply interface (8), the power supply interface (8) is communicated with a power grid through a power supply line (9) to supply power to the active filter (3), two ends of the active filter (3) are respectively provided with a butt joint plug (10) and a load interface (7), and the butt joint plug (10) is connected with a power connection interface (14) at one end of the heat dissipation seat (37) to be connected with power;
the electric connection interface (14) is in plug connection with the butting plug (10) and is electrically communicated with the active filter (3) and the radiating seat (37), and a connecting part (4) is formed between the butting of the active filter (3) and the radiating seat (37);
the load interface (7) is connected to a power grid through a wire;
the storage battery and the active filter (3) are connected with a switch on a line between the power grids, and the switch is connected with the active filter (3) in series.
5. A power filter for high power supply according to claim 4, wherein: the switch is a push button switch (5), and the push button switch (5) is arranged on the outer surface of the active filter (3);
the external surface of the active filter (3) is matched with the button switch (5) and is also provided with an indicator lamp (6), and the indicator lamp (6) is connected with the button switch (5) in series on a power grid.
6. A power filter for high power supply according to claim 5, wherein: the connecting part (4) comprises a first connecting plate (11) fixedly connected to the end face of the butt joint plug (10), a second connecting plate (12) is arranged on the end face of the electric connection interface (14), the second connecting plate (12) and the first connecting plate (11) are both arranged to be magnet plates, and the plates are in fit contact and magnetic attraction.
7. A power filter for high power supply according to claim 6, wherein: an air guide opening (13) is fixedly connected to the inner side of the end face of the first connecting plate (11).
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| CN202311068345.6A CN116780544B (en) | 2023-08-24 | 2023-08-24 | Power filter capable of realizing high-power supply |
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| CN202311068345.6A CN116780544B (en) | 2023-08-24 | 2023-08-24 | Power filter capable of realizing high-power supply |
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| CN116780544B true CN116780544B (en) | 2023-11-10 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102496934A (en) * | 2011-11-30 | 2012-06-13 | 徐州中矿大传动与自动化有限公司 | Method for controlling power converter with UPS (Uninterrupted Power Supply) and APF (Active Power Filter) |
| CN109103787A (en) * | 2018-09-10 | 2018-12-28 | 镇江禹成机电有限公司 | A kind of active power filtering cabinet with automatic heat radiation |
| KR101962184B1 (en) * | 2018-11-12 | 2019-05-07 | 주식회사 동산전력 | Distribution box having cooling function |
| CN214376803U (en) * | 2021-02-26 | 2021-10-08 | 申淑芳 | Computer lab UPS power monitoring alarm device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104682428A (en) * | 2015-02-04 | 2015-06-03 | 顾为东 | Method for operating power grid with high efficiency and energy saving |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102496934A (en) * | 2011-11-30 | 2012-06-13 | 徐州中矿大传动与自动化有限公司 | Method for controlling power converter with UPS (Uninterrupted Power Supply) and APF (Active Power Filter) |
| CN109103787A (en) * | 2018-09-10 | 2018-12-28 | 镇江禹成机电有限公司 | A kind of active power filtering cabinet with automatic heat radiation |
| KR101962184B1 (en) * | 2018-11-12 | 2019-05-07 | 주식회사 동산전력 | Distribution box having cooling function |
| CN214376803U (en) * | 2021-02-26 | 2021-10-08 | 申淑芳 | Computer lab UPS power monitoring alarm device |
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| CN116780544A (en) | 2023-09-19 |
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