CN216451713U - High-voltage inverter anticorrosion system - Google Patents
High-voltage inverter anticorrosion system Download PDFInfo
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- CN216451713U CN216451713U CN202122811687.5U CN202122811687U CN216451713U CN 216451713 U CN216451713 U CN 216451713U CN 202122811687 U CN202122811687 U CN 202122811687U CN 216451713 U CN216451713 U CN 216451713U
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- heat extraction
- extraction pipe
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- 238000000605 extraction Methods 0.000 claims abstract description 43
- 238000006243 chemical reaction Methods 0.000 claims abstract description 24
- 238000005260 corrosion Methods 0.000 claims abstract description 14
- 238000007599 discharging Methods 0.000 claims description 34
- 238000005536 corrosion prevention Methods 0.000 claims description 2
- 239000013307 optical fiber Substances 0.000 abstract description 11
- 239000002253 acid Substances 0.000 abstract description 9
- 238000004891 communication Methods 0.000 abstract description 6
- 230000007797 corrosion Effects 0.000 abstract description 6
- 230000008595 infiltration Effects 0.000 abstract description 2
- 238000001764 infiltration Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 13
- 239000007789 gas Substances 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000005452 bending Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The utility model discloses an anti-corrosion system of a high-voltage frequency converter, which comprises: the frequency conversion chamber is used for accommodating a high-voltage frequency converter, and a refrigerating machine is arranged in the frequency conversion chamber; the high-voltage frequency converters are arranged in the frequency conversion chamber; the heat removal mechanism, the heat removal mechanism includes main heat extraction pipe, outer heat extraction pipe, interior heat extraction pipe and the subassembly that keeps out the wind, main heat extraction pipe is linked together with the air outlet of high-voltage inverter, outer heat extraction pipe is linked together and extends to the frequency conversion outdoor portion with main heat extraction pipe, interior heat extraction pipe is connected and extends to the frequency conversion indoor portion with outer heat extraction pipe, all be provided with the subassembly that keeps out the wind on outer heat extraction pipe and the interior heat extraction pipe, the subassembly that keeps out the wind is used for outer heat extraction pipe of switching and/or interior heat extraction pipe. The utility model avoids the infiltration of acid gas when the high-voltage frequency converter is discharged under the acid environment, and effectively reduces the corrosion of the acid gas to the communication optical fiber and the optical fiber seat of the high-voltage frequency converter.
Description
Technical Field
The utility model relates to the technical field of heat dissipation of high-voltage frequency converters, in particular to an anti-corrosion system of a high-voltage frequency converter.
Background
The high-voltage frequency converter is an electric energy control device which converts a power frequency power supply into another frequency by utilizing the on-off action of a power semiconductor device. The converter is from the front of the cabinet body or air intake behind, takes away the heat of converter inside through cabinet top fan and arranges to outdoor, and present high-voltage inverter room adopts the outer mode of arranging of heat from this always, is about to high-voltage inverter normal operating, and the heat that its inside electrical component produced such as dry-type transformer and power module is arranged to outdoor through air pipe.
However, in some areas, for example, in a chemical industry park, there are some acid gases in the air, these acid gases enter into the high-voltage frequency converter chamber through the ventilation duct, often cause the corrosion of the communication optical fiber and the optical fiber seat in the high-voltage frequency converter equipment, after the corrosion, lead to optical fiber communication failure, and the communication failure is a heavy failure of the high-voltage frequency converter, after the heavy failure occurs, the high-voltage frequency converter stops operating for the first time, thereby lead to the stop operating of the high-voltage motor connected with the high-voltage frequency converter, because the stop operating of the high-voltage motor, and then cause the stop operating of the air compressor connected with the high-voltage motor, finally lead to the unplanned parking of the production device. According to statistics, the number of unplanned production stoppages caused by corrosion of the optical fiber and the optical fiber seat is more than 9 from 2016 to 2020, which causes huge economic loss and safety risk to normal production of enterprises.
Therefore, how to reduce the corrosion of the corrosive gas to the communication optical fiber and the optical fiber seat of the high-voltage frequency converter is a problem that needs to be solved urgently at present.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an anti-corrosion system of a high-voltage frequency converter, which aims to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: a high-voltage inverter corrosion prevention system comprising: the frequency conversion chamber is used for accommodating a high-voltage frequency converter, and a refrigerator is arranged in the frequency conversion chamber; the high-voltage frequency converters are arranged in the frequency conversion chamber; the heat extraction mechanism, the heat extraction mechanism includes main heat extraction pipe, outer heat extraction pipe, interior heat extraction pipe and the subassembly that keeps out the wind, main heat extraction pipe is linked together with the air outlet of high-voltage inverter, outer heat extraction pipe is linked together and extends to the frequency conversion outdoor portion with main heat extraction pipe, interior heat extraction pipe is connected with outer heat extraction pipe and extends to the frequency conversion indoor portion, all be provided with the subassembly that keeps out the wind on outer heat extraction pipe and the interior heat extraction pipe, the subassembly that keeps out the wind is used for outer heat extraction pipe of switching and/or interior heat extraction pipe.
In several embodiments, the wind shielding assembly comprises an installation frame body, a wind shielding plate and a driving motor, wherein the driving motor is arranged on the installation frame body and is connected with the wind shielding plate, the driving motor drives the wind shielding plate to rotate in the installation frame body, and the installation frame body is connected with the corresponding outer heat discharge pipe and the corresponding inner heat discharge pipe.
In several embodiments, two opposite sides of the wind deflector are respectively provided with a first curved edge, the bending directions of the two first curved edges are opposite, the inner walls of the two opposite sides of the installation frame body are respectively provided with a second curved edge, the bending directions of the two second curved edges are opposite, and the first curved edges are matched with the second curved edges.
In several embodiments, air outlets arranged among a plurality of high-voltage frequency converters in the same column are communicated by a single main heat-discharging pipe, and each main heat-discharging pipe is communicated with one outer heat-discharging pipe.
In several embodiments, air outlets arranged among multiple high-voltage frequency converters in the same column are communicated by a single main heat-discharging pipe, the main heat-discharging pipes are communicated by a connecting pipe, and the outer heat-discharging pipe is communicated with the connecting pipe.
The utility model has the technical effects and advantages that:
according to the utility model, through the combination of the main heat-discharging pipe, the outer heat-discharging pipe, the inner heat-discharging pipe and the wind-shielding assembly, the outer discharge and the inner discharge of heat can be realized in different environments, the infiltration of acid gas during the outer discharge in an acid environment is avoided, the corrosion of the acid gas to the communication optical fiber and the optical fiber seat of the high-voltage frequency converter is effectively reduced, the unplanned production shutdown is avoided, and the reliable guarantee is provided for the normal and safe production of enterprises.
Drawings
FIG. 1 is a schematic view of the overall structure of embodiment 1 of the present invention;
FIG. 2 is a schematic view of the overall structure of embodiment 2 of the present invention;
fig. 3 is a schematic view of the distribution structure of the heat discharging mechanism in embodiment 1 or 2 of the present invention;
fig. 4 is a schematic structural view of a wind shielding assembly in embodiment 1 or 2 of the utility model;
fig. 5 is a schematic view of a fitting structure of the attachment frame and the wind deflector in embodiment 1 or 2 of the present invention.
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.
Example 1
The utility model provides a high-voltage inverter anti-corrosion system which mainly comprises a frequency conversion chamber 100, a high-voltage inverter 200 and a heat extraction mechanism 300, wherein the frequency conversion chamber 100 is mainly used for accommodating the high-voltage inverter 200, the high-voltage inverter 200 can be directly purchased from the market, generally, air inlet openings are arranged at the front side and the rear side, and then air is extracted from the top of the high-voltage inverter and heat extraction is carried out by combining the heat extraction mechanism.
The heat exhausting mechanism 300 comprises a main heat exhausting pipe 310, an outer heat exhausting pipe 320, an inner heat exhausting pipe 340 and a wind shielding assembly 330, wherein the main heat exhausting pipe 310 is communicated with an air outlet of the high-voltage frequency converter 200, the outer heat exhausting pipe 320 is communicated with the main heat exhausting pipe 310 and extends to the outside of the frequency conversion chamber 100, the inner heat exhausting pipe 340 is connected with the outer heat exhausting pipe 320 and extends to the inside of the frequency conversion chamber 100, the part of the outer heat exhausting pipe 320, which penetrates out of the outside of the frequency conversion chamber 100, and the wind shielding assembly 330 are arranged on the inner heat exhausting pipe 340, and the wind shielding assembly 330 is used for opening and closing the outer heat exhausting pipe 320 and/or the inner heat exhausting pipe 340.
The air outlets among the plurality of high-voltage frequency converters 200 arranged in the same row are communicated by a single main heat-discharging pipe 310, each main heat-discharging pipe 310 is communicated with an outer heat-discharging pipe 320, generally, two rows are arranged in one frequency conversion chamber 100, each row comprises three high-voltage frequency converters 200, wherein two main heat-discharging pipes 310 are arranged in total and communicated with the air outlets at the tops of the three high-voltage frequency converters 200 in the two rows, then the two outer heat-discharging pipes are respectively communicated with the two main heat-discharging pipes and penetrate out of the frequency conversion chamber 100,
the wind shielding assembly 330 includes an installation frame 331, a wind shielding plate 332 and a driving motor 333, the driving motor 333 is disposed on the installation frame 331 and connected to the wind shielding plate 332, the wind shielding plate 330 has a rotating shaft, the rotating shaft is inserted into the installation frame and connected to the driving motor 333, so that the driving motor 333 drives the wind shielding plate to rotate, the driving motor 333 drives the wind shielding plate 332 to rotate in the installation frame 331, the installation frame 331 is connected to the corresponding outer heat discharging pipe 320 and inner heat discharging pipe 340, the installation frame 331 is a square structure made of i-steel, and a plurality of connecting holes 3310 are formed in four walls of the installation frame 331, so that the installation frame is conveniently connected and fixed to the outer heat discharging pipe 320 and the inner heat discharging pipe 340 after being fixed by fasteners such as bolts.
Specifically, two opposite sides of the wind deflector 332 are respectively provided with a first curved edge 3321, the two first curved edges 3321 are opposite in bending direction, the inner walls of the two opposite sides of the mounting frame 331 are respectively provided with a second curved edge 3311, the two second curved edges 3311 are opposite in bending direction, the first curved edges 3321 are matched with the second curved edges 3311, for example, the first curved edges 3321 and the second curved edges 3311 are both U-shaped, the protruding directions of the two second curved edges are just opposite, correspondingly, the protruding directions of the two first curved edges are just opposite, and therefore, when the wind deflector is closed, the first curved edges and the second curved edges which are close to each other are also opposite, so that the first curved edges and the second curved edges are tightly attached to each other at the bent portions, the sealing effect is improved, and the entry of external acid gas is avoided.
Example 2
In this embodiment, different from embodiment 1, the air outlets between the plurality of high-voltage frequency converters 200 arranged in the same column are communicated by a single main heat-discharging pipe 310, the main heat-discharging pipes 310 are communicated by a connecting pipe 350, and the outer heat-discharging pipe 320 is communicated with the connecting pipe 350, that is, two main heat-discharging pipes 310 are connected in series to the connecting pipe 350, and are connected with one outer heat-discharging pipe and one inner heat-discharging pipe 340 by the single connecting pipe 350 to discharge heat.
When the heat-dissipating device is used, the opening and closing of the two wind shields 332 are controlled, when the wind shields on the outer heat-dissipating pipe 320 are opened and the wind shields on the inner heat-dissipating pipe 340 are closed, the heat-dissipating mode is changed into outer heat dissipation, namely heat is dissipated outdoors; when the wind shield on the outer heat discharge pipe 320 is closed and the wind shield on the inner heat discharge pipe 340 is opened, the heat discharge mode is changed into inner discharge, namely, the heat is discharged to the indoor; when the two wind shields are opened simultaneously, the heat removal mode is changed into simultaneous internal and external heat removal. When the environment is high temperature in summer, the ventilating duct is changed into an internal and external simultaneous exhaust by controlling the two wind shields; when the ambient temperature is not high, the ventilation pipeline is changed into an inner row by controlling the upper wind shield and the lower wind shield, namely, heat is arranged in the frequency conversion chamber, then the temperature is reduced through the refrigerating machine 400 arranged in the frequency conversion chamber 100, and the refrigerant can be an air conditioner.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.
Claims (5)
1. A high-voltage inverter corrosion prevention system comprising:
the frequency conversion chamber is used for accommodating a high-voltage frequency converter, and a refrigerator is arranged in the frequency conversion chamber;
the high-voltage frequency converters are arranged in the frequency conversion chamber;
the heat extraction mechanism, the heat extraction mechanism includes main heat extraction pipe, outer heat extraction pipe, interior heat extraction pipe and the subassembly that keeps out the wind, main heat extraction pipe is linked together with the air outlet of high-voltage inverter, outer heat extraction pipe is linked together and extends to the frequency conversion outdoor portion with main heat extraction pipe, interior heat extraction pipe is connected with outer heat extraction pipe and extends to the frequency conversion indoor portion, all be provided with the subassembly that keeps out the wind on outer heat extraction pipe and the interior heat extraction pipe, the subassembly that keeps out the wind is used for outer heat extraction pipe of switching and/or interior heat extraction pipe.
2. The anti-corrosion system for the high-voltage frequency converter according to claim 1, wherein the wind shielding assembly comprises a mounting frame body, a wind shielding plate and a driving motor, the driving motor is arranged on the mounting frame body and connected with the wind shielding plate, the driving motor drives the wind shielding plate to rotate in the mounting frame body, and the mounting frame body is connected with the corresponding outer heat-discharging pipe and the corresponding inner heat-discharging pipe.
3. The anti-corrosion system for the high-voltage frequency converter according to claim 2, wherein two opposite sides of the wind guard are respectively provided with a first curved edge, the two first curved edges are bent in opposite directions, the inner walls of the two opposite sides of the mounting frame are respectively provided with a second curved edge, the two second curved edges are bent in opposite directions, and the first curved edges and the second curved edges are matched.
4. The anti-corrosion system for the high-voltage frequency converter is characterized in that air outlets arranged among a plurality of high-voltage frequency converters in the same column are communicated by a single main heat-discharging pipe, and each main heat-discharging pipe is communicated with one outer heat-discharging pipe.
5. The anti-corrosion system for the high-voltage frequency converter is characterized in that air outlets arranged among the high-voltage frequency converters in the same column are communicated through a single main heat-discharging pipe, the main heat-discharging pipes are communicated through a connecting pipe, and the outer heat-discharging pipe is communicated with the connecting pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122811687.5U CN216451713U (en) | 2021-11-17 | 2021-11-17 | High-voltage inverter anticorrosion system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122811687.5U CN216451713U (en) | 2021-11-17 | 2021-11-17 | High-voltage inverter anticorrosion system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216451713U true CN216451713U (en) | 2022-05-06 |
Family
ID=81353521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122811687.5U Active CN216451713U (en) | 2021-11-17 | 2021-11-17 | High-voltage inverter anticorrosion system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216451713U (en) |
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2021
- 2021-11-17 CN CN202122811687.5U patent/CN216451713U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240325 Address after: No. 88, Dongfang Avenue, Zhapu Town, Jiaxing City, Zhejiang Province, 314201 Patentee after: ZHEJIANG MEIFU PETROLEUM CHEMICAL CO.,LTD. Country or region after: China Address before: 314000 floor 2, building 3, No. 988, Yashan West Road, gangang District, Jiaxing City, Zhejiang Province Patentee before: Zhejiang maidui Technology Co.,Ltd. Country or region before: China |
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| TR01 | Transfer of patent right |