CN207815968U - A kind of series resonance intermediate frequency lead melting furnace - Google Patents
A kind of series resonance intermediate frequency lead melting furnace Download PDFInfo
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- CN207815968U CN207815968U CN201721822528.2U CN201721822528U CN207815968U CN 207815968 U CN207815968 U CN 207815968U CN 201721822528 U CN201721822528 U CN 201721822528U CN 207815968 U CN207815968 U CN 207815968U
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- coil
- graphite crucible
- intermediate frequency
- series resonance
- retaining mechanism
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Abstract
The utility model is related to metal smelt field, spy is related to a kind of series resonance intermediate frequency lead melting furnace.Quartz sand is arranged in the bottom of box of the utility model, and box house is arranged retaining mechanism, silicon steel integrated package is arranged inside retaining mechanism, is arranged coil between silicon steel integrated package and graphite crucible, and coil fills quartz sand using spiral upward arrangement mode in gap；Coil connecting plate is fixed between retaining mechanism and coil, and coil inside is cylindrical shape graphite crucible.The utility model electromagnetic induction can reach maximal efficiency, reduce energy consumption；And there is no the influence of device residual temperature in resistance furnace or reverberatory furnace, can precise control of temperature, to keep metallic lead not oxidizable, pure lead reduction rate is high, and melting loss of elements is few.
Description
Technical field
The utility model is related to metal smelt field, spy is related to a kind of series resonance intermediate frequency lead melting furnace.
Background technology
The prior art essentially by two ways melting metal, 1, resistance furnace melting 2, reverberatory smelting.Resistance furnace adds
The thermal efficiency is low, is begun to warm up if black furnace cold burden is put into, and heating cycle is longer, less efficient.Its cost of equipment is expensive, warm simultaneously
Amount loss is big, power consumption is big and melting is of high cost.Reverberatory furnace fuel consumption is high, and exhaust gas volumn is big, and flue gas is high containing sulfur dioxide concentration, no
It is easy to be recycled, pollute environment.Since flame is directly contacted with metal, the oxidational losses of metal is big, and furnace wall is for a long time in height
Warm high pressure will often replace furnace wall.
Utility model content
In view of the deficiencies of the prior art, the utility model provides a kind of series resonance intermediate frequency lead melting furnace.The utility model
It will become direct current after industrial frequency AC electric rectification by the straight rectifier of friendship, then direct current become by inverter by electric current of intermediate frequency,
Output generates the highdensity magnetic line of force to coil in coil, graphite crucible in magnetic force line cutting coil, in graphite crucible
It generates inductive loop and generates heat, to improve graphite crucible temperature.The utility model electromagnetic induction can reach maximal efficiency,
Reduce energy consumption；And there is no the influence of device residual temperature in resistance furnace or reverberatory furnace, can precise control of temperature, to make metal
Lead is not oxidizable, and pure lead reduction rate is high, and melting loss of elements is few.
The technical solution of the utility model is：A kind of series resonance intermediate frequency lead melting furnace, including graphite crucible, coil, silicon steel
Integrated package, coil connecting plate, babinet, retaining mechanism, quartz sand, it is characterised in that：Quartz sand is arranged in the bottom of box, and box house is set
Retaining mechanism is set, silicon steel integrated package is set inside retaining mechanism, coil is set between silicon steel integrated package and graphite crucible, and coil is adopted
With the upward arrangement mode of spiral, keep the gap of 110mm to 130mm, quartz being filled in gap between coil and graphite crucible
Sand；Coil connecting plate is fixed between retaining mechanism and coil, and coil inside is cylindrical shape graphite crucible.
According to series resonance intermediate frequency lead melting furnace as described above, it is characterised in that：Further include handing over straight rectifier and inverter,
Three-phase electricity A, B, C phase are connect with straight rectifier input is handed over, and straight rectifier output end is handed over to be connect with inverter input terminal.
According to series resonance intermediate frequency lead melting furnace as described above, it is characterised in that：The inverter becomes direct current
Electric current of intermediate frequency.
According to series resonance intermediate frequency lead melting furnace as described above, it is characterised in that：Further include temperature sensor, temperature sensing
Device is arranged in graphite crucible.
The utility model has the beneficial effects that：First, electromagnetic induction can reach maximal efficiency, energy consumption is reduced；Second is that not
There are the influence of device residual temperature in resistance furnace or reverberatory furnace, can precise control of temperature, to keep metallic lead not oxidizable, pure lead
Reduction rate is high, and melting loss of elements is few；Third, the device of the utility model is easy to operate, can be realized automatic by electric cabinet centralized control
Metaplasia is produced, and human cost is reduced；Fourth, the device of the utility model shortens half, and stone than electric furnace and reverberatory furnace heating time
Black pot life is long；Fifth, the gases such as carbon monoxide and carbon dioxide and flue dust will not be discharged, thermal exposure is small, without strong light
Pollution, and occupation area of equipment is small, ancillary equipment facility is also less, simple in structure and safety and stability.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the circuit connection diagram of the utility model.
Reference sign：Graphite crucible 1, coil 2, silicon steel integrated package 3, coil connecting plate 4, babinet 5, retaining mechanism 6, stone
Sand 7 hands over straight rectifier 8, inverter 9.
Specific implementation mode
The technical solution of the utility model is described further below in conjunction with attached drawing.
As shown in Figure 1, the series resonance intermediate frequency lead melting furnace of the utility model includes that graphite crucible 1, coil 2, silicon steel are integrated
Block 3, coil connecting plate 4, babinet 5, retaining mechanism 6, quartz sand 7.5 bottom of babinet setting quartz sand 7 is filled, inside babinet 5
Retaining mechanism 6 is set, and coil is arranged between silicon steel integrated package 3 and graphite crucible 1 in 6 inside setting silicon steel integrated package 3 of retaining mechanism
2, coil 2 keeps the gap of 110mm to 130mm, gap using spiral upward arrangement mode between coil 2 and graphite crucible 1
Middle filling quartz sand ensures that temperature is neither lost in, and electromagnetic induction can also reach maximal efficiency.Coil connecting plate 4 is fixed on retaining mechanism
Between 6 and coil 2,2 inside of coil is cylindrical shape graphite crucible 1.
As shown in Fig. 2, the circuit connecting relation of the utility model is, three-phase electricity A, B, C phase are inputted with straight rectifier 8 is handed over
End connection, will become direct current after three-phase electric rectification, hands over 8 output end of straight rectifier to be connect with 9 input terminal of inverter, inverter 9
Direct current is become into electric current of intermediate frequency, is then powered, is generated in coil 2 highly dense to multiple concatenated coils 2 by coil connecting plate 4
The magnetic line of force of degree, graphite crucible in magnetic force line cutting induction coil generate inductive loop in graphite crucible and generate heat, to carry
High graphite crucible temperature puts into leady raw materials in graphite crucible, and temperature conduction is generated to lead material, lead by graphite crucible
Material heats up and melts, impurity emersion, and lead material sinks.
The utility model can increase temperature sensor in graphite crucible 1, measure the temperature of molten lead in real time by temperature sensor
Degree, and then controlled into trip temperature.Due to being heated using electromagnetic induction in the utility model, resistance furnace or reverberatory furnace is not present
The influence of middle device residual temperature, therefore during molten lead, can precise control of temperature, temperature error can be controlled within 1 °, from
And keeping metallic lead not oxidizable, pure lead reduction rate is high, and melting loss of elements is few, while the device of the utility model is easy to operate, in turn
Can automated production be realized by electric cabinet centralized control, reduce human cost.
The utility model can realize 2 tandem working of multiple coils due to using electromagnetic induction heating, therefore heating time
Short, thermal loss is low, efficient；For 1 cube of lead material, the device of the utility model contracts than electric furnace and reverberatory furnace heating time
Short half.Using graphite crucible, the refractory brick time lifetime that year-on-year electric furnace and reverberatory furnace use is long, and electric furnace and reverberatory furnace use the longevity
Life is 100 stoves or so, and graphite crucible is 200 stoves or so, to reduce production cost.The device course of work of the utility model
In, it is heated without using fuel, the gases such as carbon monoxide and carbon dioxide and flue dust will not be discharged, thermal exposure is small, without the dirt of strong light
Dye, and occupation area of equipment is small, ancillary equipment facility is also less, simple in structure and safety and stability.
Claims (4)
1. a kind of series resonance intermediate frequency lead melting furnace, including graphite crucible, coil, silicon steel integrated package, coil connecting plate, babinet, locking
Mechanism, quartz sand, it is characterised in that：Quartz sand is arranged in the bottom of box, and box house is arranged retaining mechanism, is set inside retaining mechanism
Silicon steel integrated package is set, coil is set between silicon steel integrated package and graphite crucible, and coil is using the upward arrangement mode of spiral, coil
It keeps the gap of 110mm to 130mm, quartz sand being filled in gap between graphite crucible；Coil connecting plate is fixed on retaining mechanism
Between coil, coil inside is cylindrical shape graphite crucible.
2. series resonance intermediate frequency lead melting furnace according to claim 1, it is characterised in that：Further include handing over straight rectifier and inversion
Device, three-phase electricity A, B, C phase are connect with straight rectifier input is handed over, and straight rectifier output end is handed over to be connect with inverter input terminal.
3. series resonance intermediate frequency lead melting furnace according to claim 2, it is characterised in that：The inverter becomes direct current
At electric current of intermediate frequency.
4. series resonance intermediate frequency lead melting furnace according to claim 1, it is characterised in that：Further include temperature sensor, temperature
Sensor is arranged in graphite crucible.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721822528.2U CN207815968U (en) | 2017-12-24 | 2017-12-24 | A kind of series resonance intermediate frequency lead melting furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721822528.2U CN207815968U (en) | 2017-12-24 | 2017-12-24 | A kind of series resonance intermediate frequency lead melting furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207815968U true CN207815968U (en) | 2018-09-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721822528.2U Active CN207815968U (en) | 2017-12-24 | 2017-12-24 | A kind of series resonance intermediate frequency lead melting furnace |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107990715A (en) * | 2017-12-24 | 2018-05-04 | 襄阳远锐资源工程技术有限公司 | A kind of series resonance intermediate frequency lead melting furnace |
| CN111397367A (en) * | 2019-01-02 | 2020-07-10 | 抚顺市鑫盛不锈钢铸造有限公司 | Furnace shell for medium-frequency induction furnace |
-
2017
- 2017-12-24 CN CN201721822528.2U patent/CN207815968U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107990715A (en) * | 2017-12-24 | 2018-05-04 | 襄阳远锐资源工程技术有限公司 | A kind of series resonance intermediate frequency lead melting furnace |
| CN111397367A (en) * | 2019-01-02 | 2020-07-10 | 抚顺市鑫盛不锈钢铸造有限公司 | Furnace shell for medium-frequency induction furnace |
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