CN215453529U - Shell of air-cooled industrial variable frequency power supply with noise eliminator - Google Patents
Shell of air-cooled industrial variable frequency power supply with noise eliminator Download PDFInfo
- Publication number
- CN215453529U CN215453529U CN202121480968.0U CN202121480968U CN215453529U CN 215453529 U CN215453529 U CN 215453529U CN 202121480968 U CN202121480968 U CN 202121480968U CN 215453529 U CN215453529 U CN 215453529U
- Authority
- CN
- China
- Prior art keywords
- power supply
- frequency power
- variable frequency
- air
- housing
- 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
- 239000000428 dust Substances 0.000 claims abstract description 17
- 229920000742 Cotton Polymers 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims abstract description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 6
- 239000004411 aluminium Substances 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 230000030279 gene silencing Effects 0.000 abstract description 15
- 238000009413 insulation Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 4
- 230000003584 silencer Effects 0.000 abstract description 2
- 230000017525 heat dissipation Effects 0.000 description 17
- 230000008030 elimination Effects 0.000 description 8
- 238000003379 elimination reaction Methods 0.000 description 8
- 230000005855 radiation Effects 0.000 description 4
- 230000035939 shock Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Images
Landscapes
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses a housing of an air-cooled industrial variable frequency power supply with a silencer, which belongs to the technical field of electrical equipment housings and comprises a housing and a switch door arranged at two ends of the front side of the housing through hinges, wherein a group of radiating ports are formed in two sides of the housing, a radiating fan and a circular dust filter screen are fixedly arranged in each radiating port, the radiating fan is positioned outside the circular dust filter screen, a silencing structure is fixedly arranged at the periphery of each radiating port, the silencing structure comprises an outer barrel and a silencing inner layer adhered to the inner part of the outer barrel, an air outlet of the outer barrel is in a broken-end conical shape, the silencing inner layer is made of silencing cotton materials, and sound insulation felts are adhered to the inner surfaces of the housing and the switch door. The utility model can effectively reduce a large amount of heat and high noise generated in the working process of the industrial variable frequency power supply, ensures the stable operation of the industrial variable frequency power supply under the low-temperature and low-noise state, and is suitable for wide popularization and use.
Description
Technical Field
The utility model belongs to the technical field of electrical equipment shells, and particularly relates to a shell of an air-cooled industrial variable frequency power supply with a noise eliminator.
Background
The variable frequency power supply outputs pure sine waves by AC → DC → AC conversion of alternating current in commercial power, and the output frequency and voltage are adjustable within a certain range. It is different from frequency-changing speed-regulating controller for motor speed regulation and common AC voltage-stabilizing power supply. The ideal AC power supply features stable frequency, stable voltage, zero internal resistance and pure sine wave voltage waveform (no distortion). The variable frequency power supply is very close to an ideal alternating current power supply, so that advanced and developed countries increasingly use the variable frequency power supply as a standard power supply so as to provide the most excellent power supply environment for electrical appliances and objectively examine the technical performance of the electrical appliances.
The variable frequency power supply mainly has two main types: a linear amplification type and an SPWM switching type. The industrial variable frequency power supply runs for a long time in the using process, namely the working time is long, and the heat and the noise generated by the power supply are very large, so that a heat dissipation and silencing device needs to be additionally arranged on the shell of the variable frequency power supply to ensure that the variable frequency power supply works in a low-temperature and low-noise working environment.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to provide a shell of an air-cooled industrial variable frequency power supply with a silencer, which can effectively solve the problems in the background technology.
In order to achieve the purpose, the utility model adopts the technical scheme that:
the utility model provides an air-cooled industry variable frequency power supply's shell with noise eliminator, includes the casing and installs in the switch door at casing front side both ends through the hinge, a set of thermovent, every have all been seted up to the both sides of casing all fixed mounting has radiator fan and circular dust filter screen in the thermovent, and radiator fan is located the outside of circular dust filter screen, every the peripheral still fixed mounting of thermovent has the amortization structure, the amortization structure includes outer barrel and bonds in the inside amortization inlayer of outer barrel, the air outlet of outer barrel is the broken end toper form, and the amortization inlayer is made by the amortization cotton material, the casing all bonds with the internal surface of switch door has the deadening felt.
Preferably, two the air intake has all been seted up to the bottom of switch door, and two the inboard bottom of switch door is installed rectangle dust filter screen through the screw.
Preferably, the periphery of the rectangular dust filter screen is provided with a rectangular slot, and a frame-shaped aluminum silencing plate is inserted into the rectangular slot.
Preferably, both sides of the bottom of the shell are fixedly provided with trundles, and both sides of the top of the shell are welded with lifting lugs.
Preferably, the leveling base is further installed on two sides of the bottom of the shell through threads, and a rubber shock pad is bonded to the bottom of the leveling base.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, the two sides of the shell are respectively provided with the group of the heat dissipation ports, and the heat dissipation fan is arranged in each heat dissipation port, so that the heat dissipation fan can perform air cooling heat dissipation on the industrial variable frequency power supply in the shell to enable the industrial variable frequency power supply to be in a low-temperature working state, the industrial variable frequency power supply is prevented from being aged and damaged due to the fact that the industrial variable frequency power supply is continuously in a high-temperature state in the working process, and the service life of the industrial variable frequency power supply can be effectively prolonged.
2. According to the utility model, the silencing mechanisms formed by combining the outer cylinder body and the silencing inner layer are arranged on the periphery of each heat dissipation port, and the frame-shaped aluminum silencing plates are inserted into the inner sides of the air inlets at the bottoms of the two switch doors, so that the overflowing noise at the heat dissipation ports and the air inlets can be effectively eliminated, and the sound-insulating felt is adhered to the inner surfaces of the shell and the switch doors, so that the working noise of the industrial variable frequency power supply in the shell can be effectively isolated, therefore, the shell can be subjected to sound insulation and silencing through various measures, and the variable frequency power supply can be ensured to be always in a low-noise working state.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a side view of the housing of the present invention.
Fig. 3 is a cutaway view of the housing of the present invention.
Fig. 4 is a structure diagram of a rectangular dust filter screen on the inner side of the switch door.
Fig. 5 is a schematic view of a sound-deadening structure of the present invention.
In the figure: 1. a housing; 2. a rectangular dust filter screen; 3. a sound-deadening felt; 4. lifting lugs; 5. opening and closing the door; 6. an air inlet; 7. leveling the base; 8. a caster wheel; 9. a rubber shock pad; 10. a sound deadening structure; 11. a heat dissipation port; 12. a circular dust filter screen; 13. a heat radiation fan; 14. an outer cylinder; 15. a sound-deadening inner layer; 16. a rectangular slot; 17. frame type aluminium system acoustical panel.
Detailed Description
The present invention will be described in further detail with reference to the drawings, wherein like elements are designated by like reference numerals, wherein the terms "front", "rear", "left", "right", "upper" and "lower", "bottom" and "top" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular element.
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 to 5, an outer shell of an air-cooled industrial variable frequency power supply with a noise elimination device includes a shell 1 and a switch door 5 mounted at two ends of the front side of the shell 1 through hinges, a set of heat dissipation ports 11 are respectively formed at two sides of the shell 1, a heat dissipation fan 13 and a circular dust filter screen 12 are fixedly mounted in each heat dissipation port 11, the heat dissipation fan 13 is located at the outer side of the circular dust filter screen 12, a noise elimination structure 10 is also fixedly mounted at the periphery of each heat dissipation port 11, the noise elimination structure 10 includes an outer cylinder 14 and a noise elimination inner layer 15 bonded inside the outer cylinder 14, an air outlet of the outer cylinder 14 is in a broken-end conical shape, the noise elimination inner layer 15 is made of a noise elimination cotton material, and sound insulation felt 3 is bonded on the inner surfaces of the shell 1 and the switch door 5.
Referring to fig. 1, in order to facilitate external air to enter the casing 1 to achieve ventilation and heat dissipation operations of the industrial variable frequency power supply in the casing 1, air inlets 6 are formed at the bottoms of the two switch doors 5, and rectangular dust filter screens 2 are mounted at the bottoms of the inner sides of the two switch doors 5 through screws.
Referring to fig. 4, in order to facilitate the noise elimination operation of the air entering the casing 1 from the air inlet 6, a rectangular slot 16 is formed in the periphery of the rectangular dust filter screen 2, and a frame-shaped aluminum noise elimination plate 17 is inserted into the rectangular slot 16.
Referring to fig. 1-3, in order to facilitate a person to push the air-cooled industrial variable frequency power supply to move the position, or to use a lifting device to transport the air-cooled industrial variable frequency power supply, casters 8 are fixedly mounted on both sides of the bottom of the housing 1, and lifting lugs 4 are welded on both sides of the top of the housing 1.
Referring to fig. 1-3, in order to facilitate personnel leveling the housing 1 to ensure stable operation of the air-cooled industrial variable frequency power supply, leveling bases 7 are further installed on two sides of the bottom of the housing 1 through threads, and rubber shock pads 9 are adhered to the bottoms of the leveling bases 7.
The working principle is as follows: when the industrial variable frequency power supply in the shell 1 continuously works, the heat radiation fans 13 in the heat radiation ports 11 on the two sides of the shell 1 are simultaneously electrified to continuously work so as to carry out air cooling and heat radiation operation on the industrial variable frequency power supply in the shell 1, thereby preventing the industrial variable frequency power supply from aging and being damaged because the industrial variable frequency power supply is continuously in a high-temperature state in the working process and prolonging the service life of the industrial variable frequency power supply; and the periphery of each heat dissipation port 11 is provided with a silencing mechanism 10 formed by combining an outer cylinder 14 and a silencing inner layer 15, and frame-shaped aluminum silencing plates 17 are inserted into the inner sides of the air inlets 6 at the bottoms of the two switch doors 5, so that the overflowing noise at the heat dissipation ports 11 and the air inlets 6 can be effectively eliminated, and the inner surfaces of the shell 1 and the switch doors 5 are both adhered with sound-proof felts 3, so that the working noise of the industrial variable frequency power supply in the shell 1 can be effectively isolated, therefore, the shell 1 can be subjected to sound insulation and silencing by various measures, and the variable frequency power supply can be ensured to be always in a low-noise working state.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a shell of air-cooled industry variable frequency power supply with noise eliminator, includes casing (1) and installs switch door (5) in casing (1) front side both ends through the hinge, its characterized in that: a set of thermovent (11), every have all been seted up to the both sides of casing (1) all fixed mounting has radiator fan (13) and circular dust filter screen (12) in thermovent (11), and radiator fan (13) are located the outside of circular dust filter screen (12), every the peripheral still fixed mounting of thermovent (11) has amortization structure (10), amortization structure (10) are including outer barrel (14) and bond in the inside amortization inlayer (15) of outer barrel (14), the air outlet of outer barrel (14) is the broken end toper form, and amortization inlayer (15) are made by the cotton material of amortization, casing (1) and the internal surface of switch door (5) all bond and have deadening felt (3).
2. The housing of the air-cooled industrial variable frequency power supply with the muffler device as defined in claim 1, wherein: two air inlets (6) have all been seted up to the bottom of switch door (5), and two rectangle dust filter screen (2) are installed through the screw in the inboard bottom of switch door (5).
3. The housing of the air-cooled industrial variable frequency power supply with the muffler device as defined in claim 2, wherein: rectangular slot (16) have been seted up to the periphery of rectangle dust filter screen (2), and rectangular slot (16) interpolation is equipped with frame type aluminium system acoustical panel (17).
4. The housing of the air-cooled industrial variable frequency power supply with the muffler device as defined in claim 1, wherein: both sides of the bottom of the shell (1) are fixedly provided with trundles (8), and both sides of the top of the shell (1) are welded with lifting lugs (4).
5. The housing of the air-cooled industrial variable frequency power supply with the muffler device as defined in claim 1, wherein: the leveling device is characterized in that leveling bases (7) are further mounted on two sides of the bottom of the shell (1) through threads, and rubber shock-absorbing pads (9) are bonded to the bottoms of the leveling bases (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121480968.0U CN215453529U (en) | 2021-06-30 | 2021-06-30 | Shell of air-cooled industrial variable frequency power supply with noise eliminator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121480968.0U CN215453529U (en) | 2021-06-30 | 2021-06-30 | Shell of air-cooled industrial variable frequency power supply with noise eliminator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215453529U true CN215453529U (en) | 2022-01-07 |
Family
ID=79714361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121480968.0U Active CN215453529U (en) | 2021-06-30 | 2021-06-30 | Shell of air-cooled industrial variable frequency power supply with noise eliminator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215453529U (en) |
-
2021
- 2021-06-30 CN CN202121480968.0U patent/CN215453529U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212160592U (en) | Noiseless computer heat radiator | |
| CN215453529U (en) | Shell of air-cooled industrial variable frequency power supply with noise eliminator | |
| CN211406724U (en) | Heat dissipation device for motor controller of pure electric vehicle | |
| CN206378782U (en) | A kind of sealed air-cooled ruggedized computer | |
| CN220107834U (en) | Insulating installation device of rectifier | |
| CN111315195A (en) | Heat dissipation device for motor controller of pure electric vehicle | |
| CN212137528U (en) | Dustproof housing structure of frequency converter | |
| CN216055924U (en) | Air inlet protection air cooling device of large-current switch cabinet | |
| CN210959261U (en) | Integrated form magnetic suspension switch board structure | |
| CN212626810U (en) | Low-voltage electrical control cabinet with ventilation window | |
| CN210866928U (en) | Reinforced uninterrupted power supply | |
| CN212752147U (en) | High-power switch DC voltage-stabilized source | |
| CN214411469U (en) | Novel low-pass filter | |
| CN214543922U (en) | Casing of water pump motor | |
| CN213780839U (en) | Industrial computer mainframe box with heat radiation structure | |
| CN219902226U (en) | Servo driving structure of robot | |
| CN217903757U (en) | Novel dustproof outer cover of capacitor cabinet | |
| CN220874956U (en) | Photovoltaic frequency converter cabinet | |
| CN215766111U (en) | Explosion-proof type vacuum oven | |
| CN216598643U (en) | Heat radiation structure for block terminal | |
| CN214851651U (en) | High-efficient switch that signal transmission is stable | |
| CN212781903U (en) | Computer host case radiator | |
| CN221264290U (en) | PCS module and energy storage cabinet | |
| CN212420035U (en) | Miniature does benefit to radiating energy-conserving direct current contravariant manual welding machine | |
| CN210405109U (en) | Rectification structure for electrical frequency converter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: An enclosure of air-cooled industrial variable frequency power supply with silencing device Effective date of registration: 20221230 Granted publication date: 20220107 Pledgee: Bank of Nanjing Co.,Ltd. Huai'an branch Pledgor: HUAIAN SHANGYAN ELECTRONIC TECHNOLOGY Co.,Ltd. Registration number: Y2022980029770 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20220107 Pledgee: Bank of Nanjing Co.,Ltd. Huai'an branch Pledgor: HUAIAN SHANGYAN ELECTRONIC TECHNOLOGY Co.,Ltd. Registration number: Y2022980029770 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |