CN104907550A - Nozzle device - Google Patents
Nozzle device Download PDFInfo
- Publication number
- CN104907550A CN104907550A CN201410084445.2A CN201410084445A CN104907550A CN 104907550 A CN104907550 A CN 104907550A CN 201410084445 A CN201410084445 A CN 201410084445A CN 104907550 A CN104907550 A CN 104907550A
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- Prior art keywords
- nozzle
- crucible
- pedestal
- insulation layer
- molten steel
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Abstract
The invention provides a nozzle device mounted on a casting device. The casting device comprises a crucible for accommodating molten steel; and the crucible has a main body and an output port. The nozzle device comprises a support base, a nozzle arranged in the support base, and a first heating unit for heating the nozzle. The support base comprises a base body; and the base body has a stainless steel layer, and a first heat insulation layer positioned at the inner side of the stainless steel layer. The upper end of the nozzle is combined at the bottom of the main body, and is communicated with the output port. The first heating unit comprises two first heating pieces arranged in the base body at an interval and used for heating the nozzle. Therefore, the first heating pieces can heat the nozzle to prevent the molten steel from condensing when flowing through the nozzle; and the first heat insulation layer of the base body can effectively isolate high temperature, and fits the stainless steel layer to improve the whole rigidity, thereby improving cracks caused by high-temperature thermal shock.
Description
Technical field
The present invention relates to a kind of component of casting equipment, particularly relate to a kind of spray nozzle device.
Background technology
Molten steel often need be cast into Thin Strip Steel embryo through a pouring device by steel industry, then carry out follow-up roll prolong be shaped and make the relevant operations such as product.See Fig. 1, figure is an existing pouring device 10, this pouring device 10 comprises one and to be incorporated into bottom this crucible 11 in order to the crucible 11, of accommodating molten steel and to be communicated with the nozzle 12 of this crucible 11, and one in order to support this nozzle 12 and the supporting seat 13 of being combined closely with this crucible 11 by this nozzle 12.During casting, first molten steel is injected this crucible 11, molten steel flows through this crucible 11 and flows into this nozzle 12, then by this nozzle 12 one end flow out and cooling form Thin Strip Steel embryo.But because molten steel is in the condition of high temperature, when molten steel flows through this nozzle 12, lower being easy to of the temperature because of this nozzle 12 makes solidification of molten steel, cannot successfully cast.And most supporting seat 13 selects refractory material to cause gross distortion, softening or on fire to avoid casting cycle Yin Gaowen, but the rigid of refractory material in high temperature is not enough, be easy to make this supporting seat 13 produce slight crack as shown in Figure 2 or break because of thermal shock, on manufacture is produced, there is not convenient property, improvement need be inquired in pole.
Summary of the invention
Therefore, one object of the present invention is to provide a kind of and has heating function and the good spray nozzle device of practicality.
So the invention provides a kind of spray nozzle device, it is installed on a pouring device, this pouring device comprises one in order to the crucible of splendid attire molten steel, and this crucible has the body of an accommodating molten steel, and the delivery outlet that is arranged at the bottom of this body.
This spray nozzle device comprises one and is arranged at the bottom of this body and the nozzle be arranged at around the supporting seat, of this delivery outlet in this supporting seat, and one to be arranged in this supporting seat and the first heating unit in order to heat this nozzle.
This supporting seat comprises a pedestal, and one runs through the upper and lower both sides of this pedestal and in groove wide at the top and narrow at the bottom, this pedestal has a stainless steel layer, and one is positioned at the first thermal insulation layer inside this stainless steel layer.This nozzle is arranged in this groove and two ends are exposed to outside this groove up and down, the upper end of this nozzle is incorporated into the bottom of the body of this crucible and is communicated with this delivery outlet, and comprising the surrounding wall of the shape of this groove of cooperation, this surrounding wall defines one for the intrinsic molten steel flow of this crucible and the passage be in communication with the outside.This first heating unit comprises two and to be arranged at intervals in this pedestal and coated by this first thermal insulation layer and in order to heat this nozzle the first heating member.
The present invention has such technique effect, namely can heat this nozzle by described first heating member, and avoids molten steel to solidify, to carry out casting operation smoothly in casting cycle generation.Moreover, this nozzle is incorporated in the groove of this supporting seat, now this pedestal pushes against and supports this nozzle, and make this nozzle more be sealed at the bottom of the body of this crucible, and the first thermal insulation layer of this pedestal can completely cut off high temperature effectively and coordinate this stainless steel layer to improve integral rigidity, and then improve and to cause because of high temperature thermal shocking producing slight crack.
Accompanying drawing explanation
Other feature of the present invention and technique effect, clearly presented in reference to the preferred embodiment of accompanying drawing, wherein:
Fig. 1 is the sectional view of the pouring device representing prior art;
Fig. 2 is the upward view of the pouring device shown in Fig. 1; With
Fig. 3 is the sectional view of the preferred embodiment representing spray nozzle device of the present invention.
Detailed description of the invention
See Fig. 3, illustrated therein is the preferred embodiment of spray nozzle device of the present invention, spray nozzle device is installed on pouring device 20, this pouring device 20 include in order to the crucible 21 of splendid attire molten steel, below this crucible 21 and in order to support this crucible 21 supporting steel plate 22, be arranged at the insulation plate 23 between this crucible 21 and this supporting steel plate 22, multiple crucible platen 24 in order to be positioned by this crucible 21 on this supporting steel plate 22, and multiple Elastic Bolts 25 in order to this crucible platen 24 to be locked on this supporting steel plate 22.This crucible 21 has the body 211 of accommodating molten steel, and is arranged at the delivery outlet 212 of bottom of this body 211.By means of described crucible platen 24, this crucible 21 is positioned this insulation plate 23 and makes it compress downwards combine or be fixed on this supporting steel plate 22, and utilize described Elastic Bolts 25 described crucible platen 24 to be locked on this supporting steel plate 22, thus this crucible 21 is located.
This spray nozzle device include the bottom that is arranged at this body 211 and around the supporting seat 3 of this delivery outlet 212, the nozzle 4 be arranged in this supporting seat 3, be arranged in this supporting seat 3 and in order to heat this nozzle 4 the first heating unit 5, to be arranged at below this nozzle 4 and the second heating unit 6, multiple in order to this supporting seat 3 is combined or is fixed on the positioning pressuring plate 7 on this supporting steel plate 22 in order to heat this nozzle 4 movably, and multiplely respectively described positioning pressuring plate 7 is locked in the fixture 8 on this supporting steel plate 22.
This supporting steel plate 22 is around this supporting seat 3, and this supporting seat 3 includes pedestal 31, and runs through these pedestal about 31 both sides and in groove 32 wide at the top and narrow at the bottom.This pedestal 31 has stainless steel layer 311, and is positioned at the first thermal insulation layer 312 inside this stainless steel layer 311.The upper end of this nozzle 4 is incorporated into the bottom of the body 211 of this crucible 21 and is communicated with this delivery outlet 212, and comprising the surrounding wall 41 of the shape of this groove 32 of a cooperation, this surrounding wall 41 defines one and circulates and the passage 42 be in communication with the outside for the molten steel in the body 211 of this crucible 21.This nozzle 4 is incorporated in the groove 32 of this supporting seat 3, and now this pedestal 31 pushes against and supports this nozzle 4, and makes this nozzle 4 more be sealed at the bottom of the body 211 of this crucible 21.In other words, this nozzle 4 comprises the surrounding wall 41 of the shape coordinating or be matched with this groove 32, and this surrounding wall 41 defines for the molten steel flow in the body 211 of this crucible 21 or circulation and the passage 42 be in communication with the outside.The upper end of this nozzle 4 be engaged in the bottom of the body 211 of this crucible 21 and channel connection in this delivery outlet 212.This nozzle 4 combines or is fixed in the groove 32 of this supporting seat 3, thus, this pedestal 31 against and support this nozzle 4, and then make this nozzle 4 closely fit in the bottom of the body 211 of this crucible 21.
This first heating unit 5 comprises two and to be arranged at intervals in this pedestal 31 and coated by this first thermal insulation layer 312 and in order to heat this nozzle 4 the first heating member 51.This second heating unit 6 also comprises and is arranged at below this nozzle 4 movably and has the shell 61 of opening 611, the second thermal insulation layer 62 be arranged in this shell 61, and coated and through this opening 611 in order to heat the second heating member 63 of this nozzle 4 by this second thermal insulation layer 62.
Before casting, first open described first heating member 51 and this second heating member 63, the surrounding wall 41 of this nozzle 4 is heated.During casting, first the shell 61 of this second heating unit 6 to be moved apart below this nozzle 4 and away from this nozzle 4, described first heating member 51 is this nozzle 4 of continuous heating then.Then molten steel is injected in the body 211 of this crucible 21, and flow through this surrounding wall 41 and this passage 42 by this delivery outlet 212, and because this surrounding wall 41 is by high-temperature heating, so solidification of molten steel can not be made because temperature declines when molten steel flows through this surrounding wall 41, casting operation can be carried out smoothly.Finally, after molten steel flows out this nozzle 4, cooling forms Thin Strip Steel embryo, completes casting operation.
Spray nozzle device of the present invention heats this nozzle 4 by this first heating member 51 with this second heating member 63, solidifies when can effectively avoid molten steel to flow through this nozzle 4, improves casting production efficiency.What will illustrate at this is, the surrounding wall 41 of this nozzle 4 coordinates groove 32 shape of this supporting seat 3 and combines closely in this pedestal 31, and the first thermal insulation layer 312 of this pedestal 31 is fire resistance, and good material is made, there is the effect of refractory heat-insulating, and utilize the design of this stainless steel layer 311 this first thermal insulation layer 312 coated, and then strengthen the rigidity of this supporting seat 3, effectively improve in the pyroprocess of casting, cause the phenomenon that this supporting seat 3 breaks because of thermal shock, improve thermal shock resistance.Moreover, this supporting seat 3 positioning combination utilizes described fixture 8 by the upwards packing be locked on this supporting steel plate 22 of described positioning pressuring plate 7 by described positioning pressuring plate 7 on this supporting steel plate 22, and make the upper end of this nozzle 4 combine closely in the bottom of the body 211 of this crucible 21, avoid molten steel and leak from junction.
In sum, what spray nozzle device of the present invention utilized described this nozzle 4 of first, second heating member 51,63 heating to avoid to produce in molten steel casting cycle solidifies, to carry out casting operation smoothly.Moreover, this supporting seat 3 pushes against and supports this nozzle 4, and make this nozzle 4 more be sealed at the bottom of the body 211 of this crucible 21, and the first thermal insulation layer 312 of this pedestal 31 coordinates this stainless steel layer 311 to effectively improve to cause producing slight crack because of high temperature thermal shocking, therefore really can reach object of the present invention.
The above, be only preferred embodiment of the present invention, scope of the invention process can not be limited with this, i.e. the change of equivalence and modification according to do simple of the present patent application the scope of the claims and patent specification content generally, all still belong in scope that patent of the present invention contains.
Reference numeral
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Claims (4)
1. be installed on the spray nozzle device on pouring device, described pouring device comprises the crucible in order to splendid attire molten steel, and described crucible has the body of accommodating molten steel, and is arranged at the delivery outlet of bottom of described body, and described spray nozzle device comprises:
Supporting seat, described supporting seat is arranged at the bottom of described body and around described delivery outlet, and comprises pedestal, and runs through the upper and lower both sides of described pedestal and in groove wide at the top and narrow at the bottom, described pedestal has stainless steel layer, and is positioned at the first thermal insulation layer inside described stainless steel layer;
Nozzle, described nozzle is arranged in described groove and two ends are exposed to outside described groove up and down, the upper end of described nozzle is incorporated into the bottom of the body of described crucible and is communicated with described delivery outlet, and comprising the surrounding wall of the shape coordinating described groove, described surrounding wall defines the intrinsic molten steel flow and the passage be in communication with the outside that supply described crucible; And
First heating unit, described first heating unit comprises two and to be arranged at intervals in described pedestal and coated by described first thermal insulation layer and in order to heat described nozzle the first heating member.
2. spray nozzle device as claimed in claim 1, is characterized in that, it also comprises and to be arranged at movably below described nozzle and the second heating unit in order to heat described nozzle.
3. spray nozzle device as claimed in claim 2, it is characterized in that, described second heating unit comprises and is arranged at below described nozzle movably and has the shell of opening, the second thermal insulation layer be arranged in described shell, and coated and through described opening in order to heat the second heating member of described nozzle by described second thermal insulation layer.
4. spray nozzle device as claimed in claim 1, it is characterized in that, described pouring device also comprises and to be positioned at below described crucible and in order to support described crucible and around the supporting steel plate of described supporting seat, described spray nozzle device also comprises the positioning pressuring plate be combined outside multiple stainless steel layer being fixedly arranged on described pedestal and with described supporting steel plate, and multiplely respectively described positioning pressuring plate is locked in the fixture on described supporting steel plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410084445.2A CN104907550B (en) | 2014-03-10 | 2014-03-10 | Spray nozzle device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410084445.2A CN104907550B (en) | 2014-03-10 | 2014-03-10 | Spray nozzle device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104907550A true CN104907550A (en) | 2015-09-16 |
| CN104907550B CN104907550B (en) | 2017-01-04 |
Family
ID=54077226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410084445.2A Expired - Fee Related CN104907550B (en) | 2014-03-10 | 2014-03-10 | Spray nozzle device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104907550B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106975733A (en) * | 2017-03-27 | 2017-07-25 | 江苏驰睿新材料科技有限公司 | One kind production amorphous band compound nozzle cup |
| CN107470570A (en) * | 2017-07-19 | 2017-12-15 | 重庆市翔聪机械制造有限公司 | A kind of flywheel casting mould |
| CN108290211A (en) * | 2015-12-01 | 2018-07-17 | 里弗雷克特里知识产权两合公司 | Sliding closure member on the spout of metallurgical tank |
| CN108656259A (en) * | 2018-05-18 | 2018-10-16 | 黄银坤 | A kind of glue spreader |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6012263A (en) * | 1983-07-01 | 1985-01-22 | Hitachi Ltd | Nozzle for producing fine wire |
| CN101292048A (en) * | 2005-08-19 | 2008-10-22 | 先进金属技术有限公司 | Induction powered ladle bottom nozzle |
| CN202212571U (en) * | 2011-08-19 | 2012-05-09 | 新疆八一钢铁股份有限公司 | Improved continuous casting tundish pocket brick |
| CN203343433U (en) * | 2013-07-05 | 2013-12-18 | 毕于民 | Tundish rotary combined nozzle |
-
2014
- 2014-03-10 CN CN201410084445.2A patent/CN104907550B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6012263A (en) * | 1983-07-01 | 1985-01-22 | Hitachi Ltd | Nozzle for producing fine wire |
| CN101292048A (en) * | 2005-08-19 | 2008-10-22 | 先进金属技术有限公司 | Induction powered ladle bottom nozzle |
| CN202212571U (en) * | 2011-08-19 | 2012-05-09 | 新疆八一钢铁股份有限公司 | Improved continuous casting tundish pocket brick |
| CN203343433U (en) * | 2013-07-05 | 2013-12-18 | 毕于民 | Tundish rotary combined nozzle |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108290211A (en) * | 2015-12-01 | 2018-07-17 | 里弗雷克特里知识产权两合公司 | Sliding closure member on the spout of metallurgical tank |
| CN108290211B (en) * | 2015-12-01 | 2021-07-06 | 里弗雷克特里知识产权两合公司 | Sliding closure on spout of metallurgical vessel |
| CN106975733A (en) * | 2017-03-27 | 2017-07-25 | 江苏驰睿新材料科技有限公司 | One kind production amorphous band compound nozzle cup |
| CN107470570A (en) * | 2017-07-19 | 2017-12-15 | 重庆市翔聪机械制造有限公司 | A kind of flywheel casting mould |
| CN108656259A (en) * | 2018-05-18 | 2018-10-16 | 黄银坤 | A kind of glue spreader |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104907550B (en) | 2017-01-04 |
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| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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Granted publication date: 20170104 Termination date: 20180310 |