CN214185219U - Sliding type bottom injection device of amorphous spray belt intermediate heat preservation furnace - Google Patents
Sliding type bottom injection device of amorphous spray belt intermediate heat preservation furnace Download PDFInfo
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- CN214185219U CN214185219U CN202022983843.1U CN202022983843U CN214185219U CN 214185219 U CN214185219 U CN 214185219U CN 202022983843 U CN202022983843 U CN 202022983843U CN 214185219 U CN214185219 U CN 214185219U
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Abstract
The utility model discloses a sliding type bottom pouring device of an amorphous spray belt intermediate holding furnace, which comprises a water gap arranged at the bottom end of a furnace body of the intermediate holding furnace, wherein a water gap brick cup is arranged at the water gap, a heating device is arranged between the water gap brick cup and the furnace body, and a sliding type water gap plugging device positioned below the water gap is arranged on the furnace body; the sliding type water gap plugging device comprises a sliding seat assembly, wherein a first through hole corresponding to a water gap is formed in the sliding seat assembly, a sliding cavity extending transversely is formed in the sliding seat assembly, the sliding cavity penetrates through the first through hole and is opened from one side of the sliding seat assembly, a sliding plate is arranged in the sliding cavity in a sliding mode, a second through hole corresponding to the water gap is formed in the sliding plate, and the sliding plate is connected with a servo driving mechanism used for driving the sliding plate to slide in the sliding cavity; the sliding plate is used for replacing a stopper rod, so that the cost is lower, and the heating device can solve the technical problems that the temperature of molten iron in a nozzle brick cup is too low and a nozzle is easy to block; the sliding type water gap plugging device is arranged at the bottom of the furnace body, and is more convenient to replace.
Description
Technical Field
The utility model relates to a strip production facility technical field is spouted to the amorphous, especially relates to a slidingtype priming device of holding furnace in the middle of amorphous spouts the strip.
Background
The middle heat preservation furnace of the amorphous thin strip production equipment is of a bottom pouring type pouring structure, the stopper rod is installed on a tundish to control molten iron pouring of a water gap basically, the stopper rod and the water gap are immersed in a high-temperature environment of the molten iron, the service life is very short, the manufacturing cost of the stopper rod is high, a stopper rod executing mechanism needs to be matched, the molten iron leakage is often caused due to the damage of the stopper rod and the water gap, and the waste of the molten iron in the whole furnace is caused. In addition, the silicon carbide stopper can reduce the purity of molten iron due to molten iron corrosion.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a long service life just controls convenient slidingtype priming device of holding furnace in the middle of the amorphous ribbon that spouts is provided.
In order to solve the technical problem, the technical scheme of the utility model is that: the sliding type bottom pouring device of the amorphous spray belt intermediate holding furnace comprises a water gap arranged at the bottom end of a furnace body of the intermediate holding furnace, a water gap pocket brick is arranged at the water gap, a heating device used for heating molten iron in the water gap is arranged between the water gap pocket brick and the furnace body, and a sliding type water gap plugging device positioned below the water gap is arranged on the furnace body;
slidingtype mouth of a river plugging device includes the slide subassembly, be provided with on the slide subassembly with the first through-hole that the mouth of a river corresponds, be provided with the smooth chamber of horizontal extension in the slide subassembly, smooth chamber passes first through-hole is followed one side opening of slide subassembly, slidable mounting has the slide in the smooth chamber, be provided with on the slide with the second through-hole that the mouth of a river corresponds, the slide is connected with and is used for driving it and is in gliding servo drive mechanism in the smooth chamber.
As a preferable technical solution, the heating device includes a heating refractory seat ring installed between the nozzle brick cup and the furnace body, and a heating induction coil is installed in the heating refractory seat ring.
As a preferred technical scheme, the nozzle brick cup comprises an upper brick cup body and a lower brick cup body which are spliced together, wherein an outer ring matched with an inner concave ring platform at a nozzle of the furnace body is arranged at the top end of the upper brick cup body, and an outer support ring matched with the inner concave ring platform of the heating device is arranged at the bottom end of the lower brick cup body.
As a preferred technical scheme, the slide subassembly includes upper slide and lower slide, the upper slide include with nozzle brick fixed connection's interior upper slide, interior upper slide outer cover is equipped with outer upper slide, outer upper slide with lower slide fixed connection, smooth chamber is located the upper slide with between the lower slide, install the water conservancy diversion mouth on the lower slide, first through-hole runs through interior upper slide with the water conservancy diversion mouth.
As a preferable technical scheme, a buffer block matched with the sliding plate is installed at the bottom of the sliding cavity.
As a preferred technical solution, the servo driving mechanism includes a servo hydraulic cylinder or a servo air cylinder.
By adopting the technical scheme, the sliding type bottom pouring device of the amorphous ribbon spraying intermediate holding furnace comprises a water gap arranged at the bottom end of a furnace body of the intermediate holding furnace, a water gap block is arranged at the water gap, a heating device used for heating molten iron in the water gap is arranged between the water gap block and the furnace body, and a sliding type water gap plugging device positioned below the water gap is arranged on the furnace body; the sliding type water gap plugging device comprises a sliding seat assembly, wherein a first through hole corresponding to the water gap is formed in the sliding seat assembly, a sliding cavity extending transversely is formed in the sliding seat assembly, the sliding cavity penetrates through the first through hole and is opened from one side of the sliding seat assembly, a sliding plate is installed in the sliding cavity in a sliding mode, a second through hole corresponding to the water gap is formed in the sliding plate, and the sliding plate is connected with a servo driving mechanism used for driving the sliding plate to slide in the sliding cavity; the sliding plate is used for replacing a stopper rod, so that the cost is lower, and the heating device can solve the technical problems that the temperature of molten iron in a nozzle brick cup is too low and a nozzle is easy to block; the sliding type water gap plugging device is installed at the bottom of the furnace body, and is more convenient to replace.
Drawings
The drawings are only intended to illustrate and explain the present invention and do not limit the scope of the invention. Wherein:
fig. 1 is a schematic structural view of an open state of a water gap according to an embodiment of the present invention;
fig. 2 is a schematic structural view of an open state of a water gap according to an embodiment of the present invention;
in the figure: 1-furnace body; 2-nozzle brick cup; 31-a first via; 32-a slide cavity; 33-a lower slide; 34-inner upper slide seat; 35-an outer upper slide; 36-a flow guide nozzle; 37-a buffer block; 41-a sliding plate; 42-a second via; 43-a servo drive mechanism; 51-heating a refractory seat ring; 52-heating the induction coil.
Detailed Description
The invention is further explained below with reference to the drawings and examples. In the following detailed description, certain exemplary embodiments of the present invention have been described by way of illustration only. Needless to say, a person skilled in the art will recognize that the described embodiments can be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and not intended to limit the scope of the claims.
As shown in fig. 1 and 2, the sliding type bottom pouring device of the amorphous ribbon spraying intermediate holding furnace comprises a nozzle arranged at the bottom end of a furnace body 1 of the intermediate holding furnace, a nozzle brick cup 2 is arranged at the nozzle, a heating device for heating molten iron in the nozzle is arranged between the nozzle brick cup 2 and the furnace body 1, and a sliding type nozzle plugging device positioned below the nozzle is arranged on the furnace body 1;
slidingtype mouth of a river plugging device includes the slide subassembly, be provided with on the slide subassembly with the first through-hole 31 that the mouth of a river corresponds, be provided with the smooth chamber 32 of horizontal extension in the slide subassembly, smooth chamber 32 passes first through-hole 31 is followed one side opening of slide subassembly, slidable mounting has slide 41 in the smooth chamber 32, be provided with on slide 41 with the second through-hole 42 that the mouth of a river corresponds, slide 41 is connected with and is used for driving it and is in gliding servo drive mechanism 43 in smooth chamber 32. The servo drive mechanism 43 includes a servo hydraulic cylinder or a servo air cylinder.
The heating device comprises a heating refractory seat ring 51 arranged between the nozzle brick cup 2 and the furnace body 1, and a heating induction coil 52 is arranged in the heating refractory seat ring 51. The nozzle brick cup 2 comprises an upper brick cup body and a lower brick cup body which are assembled together, an outer pressure ring matched with the concave ring platform at the nozzle of the furnace body 1 is arranged at the top end of the upper brick cup body, and an outer support ring matched with the concave ring platform of the heating device is arranged at the bottom end of the lower brick cup body.
The slide subassembly includes upper slide and lower slide 33, the upper slide include with 2 fixed connection's of nozzle brick cup interior upper slide 34, interior upper slide 34 overcoat is equipped with outer upper slide 35, outer upper slide 35 with lower slide 33 fixed connection, smooth chamber 32 is located the upper slide with between the lower slide 33, install water conservancy diversion mouth 36 on the lower slide 33, first through-hole 31 runs through interior upper slide 34 with water conservancy diversion mouth 36. The bottom of the slide chamber 32 is provided with a buffer block 37 which is matched with the slide plate 41.
During operation, when molten iron needs to be discharged from a bottom nozzle of the intermediate holding furnace, the servo driving mechanism 43 operates to drive the sliding plate 41 to slide inwards to the bottom in the sliding cavity 32, as shown in fig. 1, so that the first through hole 31 and the second through hole 42 are aligned, the opening of the nozzle in the intermediate holding furnace is the largest at this moment, and the molten iron is discharged outwards to a cooling forming copper rod of the amorphous strip spraying equipment through the nozzle pocket brick 2; the flow of molten iron flowing out of the water gap is adjusted by adjusting the size of the area of the aligned communication between the first through hole 31 and the second through hole 42; when it is desired to close the nozzle, the servo drive 43 operates to drive the slide plate 41 to slide outwardly in the slide chamber 32, as shown in fig. 2, and the nozzle is closed when the first through hole 31 and the second through hole 42 are completely misaligned.
The main function of the intermediate holding furnace is to be used for standing and deslagging of molten iron and the transmission of the molten iron, after adopting the sliding type nozzle plugging device, because there is no corresponding part in the nozzle pocket brick 2 to drain the molten iron in the nozzle pocket brick 2, the temperature at the nozzle pocket brick 2 is lower than the temperature in the furnace body 1 of the intermediate holding furnace, the molten iron in the channel in the nozzle pocket brick 2 is easy to cool and solidify, resulting in that the molten iron can not be discharged; set up heating device among this technical scheme, can maintain the temperature in nozzle pocket brick 2 well for the molten iron in nozzle pocket brick 2 passageway is in the liquid flow state, prevents that the molten iron from solidifying and blockking up nozzle pocket brick 2's molten iron passageway.
The intermediate frequency heating induction coil is arranged on the outer ring of the water inlet of the water gap pocket brick 2 at the bottom of the intermediate heat preservation furnace to the outer ring of the water inlet of the sliding plate 41, the molten iron in the molten iron channel from the bottom of the intermediate heat preservation furnace to the sliding plate 41 is inductively heated, the diameter of the molten iron channel of the water gap pocket brick 2 is not less than 30mm, the heating induction coil is water-cooled, the heating induction coil is embedded in the bottom of the intermediate heat preservation furnace body 1 by using refractory materials, and the heating induction coil is connected with the outlet wire at one side or the bottom of the intermediate heat preservation furnace body 1.
When the sliding type water gap blocking device is damaged, the power supply for heating the induction coil is cut off, the induction current is stopped, the cooling water flow in the induction coil is kept, the molten iron in the channel can be gradually solidified, and the water gap is blocked, so that a new water gap sliding plate 41 can be replaced. And after the replacement is finished, the power supply for heating the induction coil is turned on, the induction coil works, the cooling water flow of the induction coil is turned off, the molten iron in the channel is gradually melted, and the water gap is unblocked again. The water-cooled heating induction coil is a well-established prior art, and the structure and the working principle thereof are not described in detail herein.
The basic principles, main features and advantages of the present invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The slidingtype end of holding furnace annotates device in middle of amorphous spraying belt, including setting up the mouth of a river in middle holding furnace body bottom, its characterized in that: a nozzle pocket brick is installed at the nozzle, a heating device for heating molten iron in the nozzle is installed between the nozzle pocket brick and the furnace body, and a sliding nozzle plugging device located below the nozzle is installed on the furnace body;
slidingtype mouth of a river plugging device includes the slide subassembly, be provided with on the slide subassembly with the first through-hole that the mouth of a river corresponds, be provided with the smooth chamber of horizontal extension in the slide subassembly, smooth chamber passes first through-hole is followed one side opening of slide subassembly, slidable mounting has the slide in the smooth chamber, be provided with on the slide with the second through-hole that the mouth of a river corresponds, the slide is connected with and is used for driving it and is in gliding servo drive mechanism in the smooth chamber.
2. The sliding type bottom pouring device of the amorphous ribbon spraying intermediate holding furnace according to claim 1, characterized in that: the heating device comprises a heating refractory seat ring arranged between the nozzle brick cup and the furnace body, and a heating induction coil is arranged in the heating refractory seat ring.
3. The sliding type bottom pouring device of the amorphous ribbon spraying intermediate holding furnace according to claim 1, characterized in that: the nozzle brick cup comprises an upper brick cup body and a lower brick cup body which are assembled together, an outer pressing ring matched with the inner concave ring platform at the nozzle of the furnace body is arranged at the top end of the upper brick cup body, and an outer supporting ring matched with the inner concave ring platform of the heating device is arranged at the bottom end of the lower brick cup body.
4. The sliding type bottom pouring device of the amorphous ribbon spraying intermediate holding furnace according to claim 1, characterized in that: the slide subassembly includes upper slide and lower slide, upper slide include with nozzle brick cup fixed connection's interior upper slide, interior upper slide overcoat is equipped with outer upper slide, outer upper slide with lower slide fixed connection, smooth chamber is located upper slide with between the lower slide, install the water conservancy diversion mouth on the lower slide, first through-hole runs through interior upper slide with the water conservancy diversion mouth.
5. The sliding type bottom pouring device of the amorphous ribbon spraying intermediate holding furnace according to claim 4, characterized in that: and a buffer block matched with the sliding plate is arranged at the bottom of the sliding cavity.
6. The sliding type bottom pouring device of the amorphous ribbon-spraying intermediate holding furnace as claimed in any one of claims 1 to 5, wherein: the servo driving mechanism comprises a servo hydraulic cylinder or a servo air cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022983843.1U CN214185219U (en) | 2020-12-11 | 2020-12-11 | Sliding type bottom injection device of amorphous spray belt intermediate heat preservation furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022983843.1U CN214185219U (en) | 2020-12-11 | 2020-12-11 | Sliding type bottom injection device of amorphous spray belt intermediate heat preservation furnace |
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| Publication Number | Publication Date |
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| CN214185219U true CN214185219U (en) | 2021-09-14 |
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| CN202022983843.1U Active CN214185219U (en) | 2020-12-11 | 2020-12-11 | Sliding type bottom injection device of amorphous spray belt intermediate heat preservation furnace |
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| CN (1) | CN214185219U (en) |
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- 2020-12-11 CN CN202022983843.1U patent/CN214185219U/en active Active
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