CN205490195U - Electric arc furnace is with combination diode fairing - Google Patents
Electric arc furnace is with combination diode fairing Download PDFInfo
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- CN205490195U CN205490195U CN201620244474.5U CN201620244474U CN205490195U CN 205490195 U CN205490195 U CN 205490195U CN 201620244474 U CN201620244474 U CN 201620244474U CN 205490195 U CN205490195 U CN 205490195U
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- diode
- electric arc
- arc furnace
- direct current
- combination
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Abstract
The utility model discloses an electric arc furnace is with combination diode fairing, including master control cabinet, rectifier unit, direct current electric arc furnace and control cabinet, rectifier unit, direct current electric arc furnace all are connected with the master control cabinet with the control cabinet, rectifier unit is connected with direct current electric arc furnace, rectifier unit is including the combination diode, the combination diode includes insulating casing, a diode tube core, the 2nd diode tube core, exchanges lead wire and direct current lead wire, a diode tube core and the 2nd diode tube core install in insulating casing, a diode tube core and the 2nd diode tube core's N extremely are connected, the direct current lead wire is located the insulating casing both ends, exchange the lead wire winding in the middle of insulating casing, the utility model relates to a simply, convenient to use, easy to maintain, the cost is lower, has comparatively wide market prospect.
Description
Technical field
This utility model relates to diode technologies field, is specifically related to a kind of electric arc furnace diode combination fairing.
Background technology
Industrial direct current electric furnace arrangement for producing steel (abbreviation direct current electric arc furnace) is not only applied rapidly at steel mill, the trend of the biggest substituted three-phase ac electric arc furnace in ferroalloy smelting, compared with traditional three-phase ac electric arc furnace, direct current electric arc furnace has following clear advantage: 1, system effectiveness generally can improve more than 10%, and power factor of electric network brings up to more than 0.9 simultaneously；2, electrode material consumption significantly reduces；3, little to electrical network impact, the starting the arc is easy, and execute-in-place is simple；4, allow the disorderly closedown of long period, as long as smelting process is proper, the purpose of the longest furnace bottom can be reached.
At present, the domestic direct current electric arc furnace high-power rectifying device overwhelming majority or the method using multitube parallel, the most each brachium pontis is installed in parallel on water by up to tens rectifier tubes, every rectifier tube one fastp-acting fuse of concatenation, rectifier cabinet is bulky, and the short net of alternating current-direct current is long, costly, maintenance is big, and therefore designing a kind of is the most necessary for electric arc furnace diode combination fairing.
Summary of the invention
For problem above, this utility model provides a kind of electric arc furnace diode combination fairing, and the design of this device is simple, easy to use, it is easy to safeguarding, cost is relatively low, can effectively solve the problem in background technology.
To achieve these goals, the technical solution adopted in the utility model is as follows: a kind of electric arc furnace diode combination fairing, including main control cabinet, rectification unit, direct current electric arc furnace and control station, described rectification unit, direct current electric arc furnace is all connected with main control cabinet with control station, described rectification unit is connected with direct current electric arc furnace, described rectification unit includes diode combination, described diode combination includes insulation crust, first diode chip, second diode chip, exchange lead-in wire and direct current lead, described first diode chip and the second diode chip are arranged in insulation crust, the N pole of described first diode chip and the second diode chip is connected, described direct current lead is positioned at insulation crust two ends, described exchange wire wound is in the middle of insulation crust.
As a kind of optimal technical scheme of the present utility model, described insulation crust uses ceramic material to make.
As a kind of optimal technical scheme of the present utility model, described main control cabinet connects cooling water system.
As a kind of optimal technical scheme of the present utility model, described main control cabinet uses high voltage supply.
As a kind of optimal technical scheme of the present utility model, described diode combination is provided with installation screw.
The beneficial effects of the utility model:
The diode combination commutator that this utility model uses is made up of high power combination diode, and the heavy-duty rectifier being made up of high power combination diode has following advantage: 1, extremely significantly improve the equal flow problem of rectifier tube in parallel；2, actual motion load factor is greatly improved.Owing to high power combination diode extremely significantly improves the equal flow problem of rectifier tube in parallel, thus the actual motion load factor of the heavy-duty rectifier being made up of high power combination diode is greatly improved；3, make to save fastp-acting fuse to become a reality；4, structure is extremely succinct, installs and safeguards easier.Owing to making actual installation number of elements greatly reduce after using high power combination diode, and high power combination diode is also easy to install, and the most also the installation without fastp-acting fuse bothers, and installs and maintenance becomes easier to.
Accompanying drawing explanation
Fig. 1 is this utility model diode combination structural representation.
Fig. 2 is this utility model system architecture diagram.
Figure is numbered: 1-main control cabinet；2-rectification unit；3-direct current electric arc furnace；4-control station；5-diode combination；6-insulation crust；7-the first diode chip；8-the second diode chip；9-direct current lead；10-exchanges lead-in wire；11-cooling water system；12-installs screw.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, this utility model is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain this utility model, is not used to limit this utility model.
Embodiment:
As Figure 1-Figure 2, a kind of electric arc furnace diode combination fairing, including main control cabinet 1, rectification unit 2, direct current electric arc furnace 3 and control station 4, described rectification unit 2, direct current electric arc furnace 3 is all connected with main control cabinet 1 with control station 4, described rectification unit 2 is connected with direct current electric arc furnace 3, described rectification unit 2 includes diode combination 5, described diode combination 5 includes insulation crust 6, first diode chip 7, second diode chip 8, exchange lead-in wire 10 and direct current lead 9, described first diode chip 7 and the second diode chip 8 are arranged in insulation crust 6, described first diode chip 7 is connected with the N pole of the second diode chip 8, described direct current lead 9 is positioned at insulation crust 6 two ends, described exchange lead-in wire 10 is wrapped in the middle of insulation crust 6.
On above-described embodiment preferably, described insulation crust 6 uses ceramic material to make.
On above-described embodiment preferably, described main control cabinet 1 connects cooling water system 11, is used for cooling down.
On above-described embodiment preferably, described main control cabinet 1 uses high voltage supply.
On above-described embodiment preferably, described diode combination 5 is provided with installation screw 12, it is simple to install.
Based on above-mentioned, the diode combination commutator that this utility model uses is made up of high power combination diode, and the heavy-duty rectifier being made up of high power combination diode has following advantage: 1, extremely significantly improve the equal flow problem of rectifier tube in parallel；2, actual motion load factor is greatly improved.Owing to high power combination diode extremely significantly improves the equal flow problem of rectifier tube in parallel, thus the actual motion load factor of the heavy-duty rectifier being made up of high power combination diode is greatly improved；3, make to save fastp-acting fuse to become a reality；4, structure is extremely succinct, installs and safeguards easier.Owing to making actual installation number of elements greatly reduce after using high power combination diode, and high power combination diode is also easy to install, and the most also the installation without fastp-acting fuse bothers, and installs and maintenance becomes easier to.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all any amendment, equivalent and improvement etc. made within spirit of the present utility model and principle, within should be included in protection domain of the present utility model.
Claims (5)
- null1. an electric arc furnace diode combination fairing，It is characterized in that，Including main control cabinet (1)、Rectification unit (2)、Direct current electric arc furnace (3) and control station (4)，Described rectification unit (2)、Direct current electric arc furnace (3) is all connected with main control cabinet (1) with control station (4)，Described rectification unit (2) is connected with direct current electric arc furnace (3)，Described rectification unit (2) includes diode combination (5)，Described diode combination (5) includes insulation crust (6)、First diode chip (7)、Second diode chip (8)、Exchange lead-in wire (10) and direct current lead (9)，Described first diode chip (7) and the second diode chip (8) are arranged in insulation crust (6)，Described first diode chip (7) is connected with the N pole of the second diode chip (8)，Described direct current lead (9) is positioned at insulation crust (6) two ends，Described exchange lead-in wire (10) is wrapped in the middle of insulation crust (6).
- A kind of electric arc furnace diode combination fairing the most according to claim 1, it is characterised in that: described insulation crust (6) uses ceramic material to make.
- A kind of electric arc furnace diode combination fairing the most according to claim 1, it is characterised in that: described main control cabinet (1) connects cooling water system (11).
- A kind of electric arc furnace diode combination fairing the most according to claim 1, it is characterised in that: described main control cabinet (1) uses high voltage supply.
- A kind of electric arc furnace diode combination fairing the most according to claim 1, it is characterised in that: described diode combination (5) is provided with installation screw (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620244474.5U CN205490195U (en) | 2016-03-25 | 2016-03-25 | Electric arc furnace is with combination diode fairing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620244474.5U CN205490195U (en) | 2016-03-25 | 2016-03-25 | Electric arc furnace is with combination diode fairing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205490195U true CN205490195U (en) | 2016-08-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620244474.5U Expired - Fee Related CN205490195U (en) | 2016-03-25 | 2016-03-25 | Electric arc furnace is with combination diode fairing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205490195U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109612280A (en) * | 2018-12-03 | 2019-04-12 | 北京奥邦新材料有限公司 | A kind of bottomless electrode DC mineral hot furnace of multiloop |
-
2016
- 2016-03-25 CN CN201620244474.5U patent/CN205490195U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109612280A (en) * | 2018-12-03 | 2019-04-12 | 北京奥邦新材料有限公司 | A kind of bottomless electrode DC mineral hot furnace of multiloop |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160817 Termination date: 20190325 |
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| CF01 | Termination of patent right due to non-payment of annual fee |