CN111698896A - Frequency converter with protection device - Google Patents

Frequency converter with protection device Download PDF

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Publication number
CN111698896A
CN111698896A CN202010708843.2A CN202010708843A CN111698896A CN 111698896 A CN111698896 A CN 111698896A CN 202010708843 A CN202010708843 A CN 202010708843A CN 111698896 A CN111698896 A CN 111698896A
Authority
CN
China
Prior art keywords
frequency converter
base
rear plate
protection device
fixedly mounted
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.)
Withdrawn
Application number
CN202010708843.2A
Other languages
Chinese (zh)
Inventor
丘羽桐
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Suzhou Kaijin Clean Electromechanical Engineering Co ltd
Original Assignee
Suzhou Kaijin Clean Electromechanical Engineering Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Suzhou Kaijin Clean Electromechanical Engineering Co ltd filed Critical Suzhou Kaijin Clean Electromechanical Engineering Co ltd
Priority to CN202010708843.2A priority Critical patent/CN111698896A/en
Publication of CN111698896A publication Critical patent/CN111698896A/en
Withdrawn legal-status Critical Current

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Classifications

    • 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
    • H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
    • H05K7/20909—Forced ventilation, e.g. on heat dissipaters coupled to components
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/26—Drying gases or vapours
    • B01D53/263—Drying gases or vapours by absorption
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/26—Drying gases or vapours
    • B01D53/28—Selection of materials for use as drying agents
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/14—Structural association with mechanical loads, e.g. with hand-held machine tools or fans
    • 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
    • H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
    • 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
    • H05K5/00—Casings, cabinets or drawers for electric apparatus
    • H05K5/02—Details
    • H05K5/0217—Mechanical details of casings
    • H05K5/0234—Feet; Stands; Pedestals, e.g. wheels for moving casing on floor
    • 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
    • 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
    • H05K9/00—Screening of apparatus or components against electric or magnetic fields
    • H05K9/0007—Casings
    • 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
    • H05K9/00—Screening of apparatus or components against electric or magnetic fields
    • H05K9/0073—Shielding materials
    • H05K9/0079—Electrostatic discharge protection, e.g. ESD treated surface for rapid dissipation of charges

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  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Power Engineering (AREA)
  • Drying Of Solid Materials (AREA)

Abstract

The invention discloses a frequency converter with a protection device, which comprises a frequency converter, wherein a base is fixedly arranged at the bottom of the frequency converter, a first clamping angle is fixedly arranged at the front end of the base, a rear plate is fixedly arranged at the rear end of the base, a second clamping angle is fixedly arranged at the lower end of the front surface of the rear plate, a limiting block is fixedly arranged at the upper end of the front surface of the rear plate, fixing seats are fixedly arranged at the left side and the right side of the rear plate, and a bottom support is fixedly arranged at the rear end of the lower end surface of the base. This converter with protection device, the whole material of base and back plate is for preventing static epoxy board, has high temperature resistant, low thermal conductivity, characteristics such as antistatic, installs the drier of silica gel composition in the back plate to can regularly change, bottom support and bracing piece are installed to the base bottom, make it more firm after wall mounting, the radiator is installed to the base bottom, open the radiator bottom has the vent, can be better dispel the heat to the converter.

Description

Frequency converter with protection device
Technical Field
The invention relates to the technical field of frequency converters, in particular to a frequency converter with a protection device.
Background
The frequency converter is a power control device which applies frequency conversion technology and microelectronic technology and controls an alternating current motor by changing the frequency mode of a working power supply of the motor, and mainly comprises a rectification unit (alternating current to direct current), a filtering unit, an inversion unit (direct current to alternating current), a braking unit, a driving unit, a detection unit and a microprocessing unit.
In modern life, with the continuous improvement of industrial automation degree, the frequency converter has also been used very widely, but the frequency converter that now commonly uses is poor in heat dissipation effect, and interior high temperature easily produces ageing to the component, and the shell lacks the protection, is easily influenced by humidity and static.
Disclosure of Invention
The invention aims to provide a frequency converter with a protection device, which aims to solve the problems that the frequency converter generally used at present in the prior art has poor heat dissipation effect, internal high temperature is easy to age elements, the shell is not protected and is easy to be influenced by moisture and static electricity.
In order to achieve the purpose, the invention provides the following technical scheme: a frequency converter with a protection device comprises a frequency converter, wherein a base is fixedly installed at the bottom of the frequency converter, a first clamping angle is fixedly installed at the front end of the base, a rear plate is fixedly installed at the rear end of the base, a second clamping angle is fixedly installed at the lower end of the front surface of the rear plate, a limiting block is fixedly installed at the upper end of the front surface of the rear plate, fixing seats are fixedly installed at the left side and the right side of the rear plate, a bottom support is fixedly installed at the rear end of the lower end surface of the base, a supporting rod is fixedly installed between the bottom support and the base, a bolt hole is formed at the lower end of the bottom support, a clamping groove is formed in the front surface of the rear plate, a drying agent is fixedly installed in the clamping groove, a radiator is fixedly installed at the lower end surface of the base, a, the fan-shaped radiator is characterized in that a rotating shaft is fixedly mounted on an output shaft of the driving motor, fan blades are fixedly mounted on the outer side of the rotating shaft, a support is fixedly mounted in the radiator, and a dust screen is fixedly mounted on the upper end face of the support.
Preferably, the frequency converter is fixedly installed in the first clamping angle and the second clamping angle, and the inner side of the limiting block is attached to the outer side of the frequency converter.
Preferably, the inner diameter of the fixing seat is equal to that of the bolt hole, and the fixing seat is located on the upper side and the lower side of the rear plate.
Preferably, the outer surface of the drying agent is lower than the front surface of the rear plate, and the main component in the drying agent is silica gel.
Preferably, the base and the back plate are integrally made of an anti-static epoxy plate, and the base and the back plate are made of a composite material made of glass fiber and anti-static high-mechanical-strength resin.
Preferably, the support is located the top of flabellum, the internal diameter of driving motor output shaft equals with the external diameter of pivot, the through-hole internal diameter of motor storehouse up end is greater than the external diameter of pivot.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the frequency converter with the protection device, the base and the rear plate are integrally made of the anti-static epoxy plate, the frequency converter has the characteristics of high temperature resistance, low thermal conductivity, static resistance and the like, and the drying agent containing silica gel is installed in the rear plate and can be replaced regularly.
2. This converter with protection device, bottom support and bracing piece are installed to the base bottom, make it more firm after the wall mounting, and the radiator is installed to the base bottom, and open the radiator bottom has the vent, can be better dispel the heat to the converter.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic front view of the present invention;
FIG. 3 is a side cross-sectional structural schematic view of the present invention;
FIG. 4 is a schematic bottom structure of the present invention.
In the figure: 1. a frequency converter; 2. a base; 3. a first clamping angle; 4. a back plate; 5. a second clamping corner; 6. a limiting block; 7. a fixed seat; 8. a bottom bracket; 9. a support bar; 10. bolt holes; 11. a card slot; 12. a desiccant; 13. a heat sink; 14. a vent; 15. a motor compartment; 16. a drive motor; 17. a rotating shaft; 18. a fan blade; 19. a support; 20. a dust screen.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a frequency converter with a protection device comprises a frequency converter 1, a base 2, a first clamping angle 3, a rear plate 4, a second clamping angle 5, a limiting block 6, a fixed seat 7, a bottom support 8, a supporting rod 9, bolt holes 10, a clamping groove 11, a drying agent 12, a radiator 13, a ventilation opening 14, a motor cabin 15, a driving motor 16, a rotating shaft 17, fan blades 18, a support 19 and a dust screen 20, wherein the base 2 is fixedly arranged at the bottom of the frequency converter 1, the first clamping angle 3 is fixedly arranged at the front end of the base 2, the rear plate 4 is fixedly arranged at the rear end of the base 2, the second clamping angle 5 is fixedly arranged at the lower end of the front face of the rear plate 4, the limiting block 6 is fixedly arranged at the upper end of the front face of the rear plate 4, the fixed seats 7 are fixedly arranged at the left side and the right side of the rear plate 4, the bottom support 8 is fixedly arranged at the rear, draw-in groove 11 has been seted up in the front of backplate 4, fixed mounting has drier 12 in the draw-in groove 11, and the lower terminal surface fixed mounting of base 2 has radiator 13, and vent 14 has been seted up to radiator 13's bottom, and radiator 13's bottom fixed mounting has motor storehouse 15, and fixed mounting has driving motor 16 in the motor storehouse 15, and fixed mounting has pivot 17 on driving motor 16's the output shaft, and the outside fixed mounting of pivot 17 has flabellum 18, and fixed mounting has support 19 in the radiator 13, and support 19's up end fixed mounting has dust screen 20.
Further, 1 fixed mounting of converter is in card angle 3 and card angle two 5, and the inboard of stopper 6 is laminated with the outside of converter 1, fixes 1 wholly of converter.
Further, the internal diameter of fixing base 7 equals with the internal diameter of bolt hole 10, and fixing base 7 is located the upper and lower both sides of back plate 4, the installation of being convenient for.
Furthermore, the outer surface of the drying agent 12 is lower than the front surface of the rear plate 4, and the main component in the drying agent 12 is silica gel, so that better moisture resistance can be realized.
Further, the base 2 and the back plate 4 are made of an anti-static epoxy plate, are made of glass fiber and anti-static high-mechanical-strength resin, and are anti-static and high-temperature-resistant.
Further, the support 19 is located above the fan blade 18, the inner diameter of the output shaft of the driving motor 16 is equal to the outer diameter of the rotating shaft 17, and the inner diameter of the through hole on the upper end surface of the motor cabin 15 is larger than the outer diameter of the rotating shaft 17.
The working principle is as follows: firstly, fix backplate 4 on the wall through fixing base 7 and bolt hole 10 with six bolts, put into draw-in groove 11 with drier 12, change regularly, put converter 1 on base 2 from the top, and make card angle 3 and card angle two 5 fixed to it, stopper 6 and the laminating of converter 1 side, start driving motor 16, dust screen 20 prevents that the dust from getting into in radiator 13, dispel the heat to converter 1, whole can keep converter 1 to be in under the dry environment for a long time, and holistic radiating effect is stronger, the life of converter 1 has been improved.
Finally, it should be noted that the above-mentioned contents are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, and that the simple modifications or equivalent substitutions of the technical solutions of the present invention by those of ordinary skill in the art can be made without departing from the spirit and scope of the technical solutions of the present invention.

Claims (6)

1. Frequency converter with protection device, comprising a frequency converter (1), characterized in that: the frequency converter is characterized in that a base (2) is fixedly mounted at the bottom of the frequency converter (1), a first clamping angle (3) is fixedly mounted at the front end of the base (2), a rear plate (4) is fixedly mounted at the rear end of the base (2), a second clamping angle (5) is fixedly mounted at the lower end of the front side of the rear plate (4), a limiting block (6) is fixedly mounted at the upper end of the front side of the rear plate (4), fixing seats (7) are fixedly mounted at the left side and the right side of the rear plate (4), a bottom bracket (8) is fixedly mounted at the rear end of the lower end face of the base (2), a supporting rod (9) is fixedly mounted between the bottom bracket (8) and the base (2), a bolt hole (10) is formed at the lower end of the bottom bracket (8), a clamping groove (11) is formed in the front side of the rear plate (4), a drying agent (, vent (14) have been seted up to the bottom of radiator (13), the bottom fixed mounting of radiator (13) has motor storehouse (15), fixed mounting has driving motor (16) in motor storehouse (15), fixed mounting has pivot (17) on the output shaft of driving motor (16), the outside fixed mounting of pivot (17) has flabellum (18), fixed mounting has support (19) in radiator (13), the up end fixed mounting of support (19) has dust screen (20).
2. A frequency converter with a protection device according to claim 1, characterized in that: frequency converter (1) fixed mounting is in card angle one (3) and card angle two (5), the inboard of stopper (6) is laminated with the outside of frequency converter (1).
3. A frequency converter with a protection device according to claim 1, characterized in that: the inner diameter of the fixing seat (7) is equal to that of the bolt hole (10), and the fixing seat (7) is located on the upper side and the lower side of the rear plate (4).
4. A frequency converter with a protection device according to claim 1, characterized in that: the outer surface of the drying agent (12) is lower than the front surface of the rear plate (4), and the main component in the drying agent (12) is silica gel.
5. A frequency converter with a protection device according to claim 1, characterized in that: the base (2) and the back plate (4) are integrally made of anti-static epoxy plates, and are made of glass fibers and anti-static high-mechanical-strength resin.
6. A frequency converter with a protection device according to claim 1, characterized in that: the support (19) is located the top of flabellum (18), the internal diameter of driving motor (16) output shaft equals with the external diameter of pivot (17), the through-hole internal diameter of motor storehouse (15) up end is greater than the external diameter of pivot (17).
CN202010708843.2A 2020-07-22 2020-07-22 Frequency converter with protection device Withdrawn CN111698896A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010708843.2A CN111698896A (en) 2020-07-22 2020-07-22 Frequency converter with protection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010708843.2A CN111698896A (en) 2020-07-22 2020-07-22 Frequency converter with protection device

Publications (1)

Publication Number Publication Date
CN111698896A true CN111698896A (en) 2020-09-22

Family

ID=72486475

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010708843.2A Withdrawn CN111698896A (en) 2020-07-22 2020-07-22 Frequency converter with protection device

Country Status (1)

Country Link
CN (1) CN111698896A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114070094A (en) * 2022-01-06 2022-02-18 深圳市飞兆科技有限公司 New forms of energy electricity is with converter of being convenient for assembly

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114070094A (en) * 2022-01-06 2022-02-18 深圳市飞兆科技有限公司 New forms of energy electricity is with converter of being convenient for assembly
CN114070094B (en) * 2022-01-06 2022-03-18 深圳市飞兆科技有限公司 New forms of energy electricity is with converter of being convenient for assembly

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WW01 Invention patent application withdrawn after publication

Application publication date: 20200922

WW01 Invention patent application withdrawn after publication