CN103643026A - Steel feeding platform of steel-pushing-type heating furnace - Google Patents
Steel feeding platform of steel-pushing-type heating furnace Download PDFInfo
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- CN103643026A CN103643026A CN201310731622.7A CN201310731622A CN103643026A CN 103643026 A CN103643026 A CN 103643026A CN 201310731622 A CN201310731622 A CN 201310731622A CN 103643026 A CN103643026 A CN 103643026A
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- slide unit
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Abstract
The invention discloses a steel feeding platform of a steel-pushing-type heating furnace. The steel feeding platform of the steel-pushing-type heating furnace comprises sliding platforms, sliding platform connecting plates I and sliding platform connecting plates II. The steel feeding platform of the steel-pushing-type heating furnace is characterized in that the left ends of the sliding platforms, the sliding platform connecting plates I and the sliding platform connecting plates II are chamfered to form wedge-shaped heads, and the right ends of the sliding platforms, the sliding platform connecting plates I and the sliding platform connecting plates II are designed to form wedge-shaped grooves matched with the wedge-shaped heads; the slide platforms are connected with one another sequentially by the sliding platform connecting plates I and the sliding platform connecting plates II; the components are connected end to end by the match of the wedge-shaped heads and the wedge-shaped grooves and press against one other so as to form the steel feeding platform of the heating furnace. According to the steel feeding platform, the sliding platforms and the sliding platform connecting plates are connected in a pressing manner by the match of the wedge-shaped heads and the wedge-shaped grooves; an original sliding platform connecting plate is disassembled into two blocks with the length being half of the length of the original connecting plate, and meanwhile, the thickness is increased, so that the sliding platform connecting plates are free of deformation and arching because of high temperature, steel blanks can enter the furnace smoothly along the steel feeding platform, and the phenomenon of knocking the sliding platforms or the sliding platform connecting plates cannot be generated.
Description
Technical field
The present invention relates to the billet heating furnace in metallurgical Steel-rolling Industry, relate in particular to a kind of pusher-type furnace and enter steel platform.
Background technology
In metallurgical industry, process furnace refers to METAL HEATING PROCESS to the industrial furnace that is rolled into forging temperature, includes continuous furnace and chamber-type heating furnace etc.Continuous furnace comprises the continuous furnaces such as steel-pushing type stove, walking beam furnace, rotary hearth furnace, divided chamber stove, and continuous furnace is most for heating of metal material base before rolling, and minority is for forging and thermal treatment.Steel-pushing type continuous heating furnace is by pusher, to complete the continuous furnace of haul task in stove.Material base slides at furnace bottom or on the slide rail supporting with water cooling tube, under latter event, can carry out upper and lower surface heating to material base.Floor tube is conventionally coated with lagging material, to reduce thermosteresis.For reducing " the black seal " of the material base bottom that water cooling sliding rail causes, adopted in recent years " hot-slide " that make to have between material base and water pipe heat-blocking action.
The steel platform that enters of pusher-type furnace is only designed with slide unit in existing design, adopts refractory material casting to concordant with slide unit between slide unit, and steel billet enters stove and by slide unit, guides it to enter in stove to heat.When entering stove steel billet and have bending (having many irregular curved bases in actual production), steel billet head will clash into the refractory materials between slide unit, also can clash into slide unit simultaneously, to slide unit, bring great potential safety hazard, often therefore cause blowing out impact to produce, and each blowing out cooling, processing accident, firing up etc. need at least 7 to 10 days, this can cause larger financial loss.After this between slide unit, take to install and the web plate of slide unit with material; to entering stove steel billet, guide; ensuring crooked steel billet can normally enter in process furnace; but, because this slide unit web plate area is larger, and thinner thickness; and 950-1200 ℃ of left and right of process furnace Nei Wenduda; slide unit web plate usually can arch upward because of temperature distortion, clashes into the web plate arching upward and makes it to damage, thereby cause steel billet cannot continue normally to enter stove when steel billet enters stove.
Summary of the invention
The technical assignment of technical problem to be solved by this invention and proposition is that prior art is improved, provide a kind of pusher-type furnace to enter steel platform, the process furnace solving in current technology enters the easy temperature distortion of steel platform slide unit web plate, steel billet easily clashes into slide unit and slide unit web plate, affects the problem that production causes potential safety hazard.
For solving above technical problem, technical scheme of the present invention is:
A kind of pusher-type furnace enters steel platform, comprise slide unit, slide unit web plate I and slide unit web plate II, it is characterized in that, the left end chamfering wedgewise head of described slide unit, slide unit web plate I and slide unit web plate II, right-hand member is designed to the webge slot mating with sphenocephaly, between slide unit, by slide unit web plate I, be connected successively with slide unit web plate II, each parts coordinate with webge slot by sphenocephaly to join end to end mutually to press and form process furnace and enter steel platform.The present invention is divided into two by a slide unit web plate that connects slide unit in original technical scheme, reduced an independent slide unit web plate length, the deformation quantity that makes slide unit web plate I and slide unit web plate II temperature influence and bring reduces, therefore slide unit web plate I and slide unit web plate II are difficult for temperature distortion and arch upward, also just avoid steel billet to enter clashing into web plate after stove making it to damage, thereby caused steel billet cannot continue normally to enter stove.Slide unit, slide unit web plate I and slide unit web plate II coordinate to press by sphenocephaly and webge slot each other and connect into as a wholely, connect closely, and surfacing, makes steel billet can enter smoothly stove.Although there is depression in the junction of sphenocephaly and webge slot, along steel billet, enter the upstroke slope that the direction of stove is sphenocephaly, can play certain guide effect, can not cause retardance to moving ahead of steel billet, guarantee that steel billet normally moves ahead.The mutual connection of slide unit, slide unit web plate I and slide unit web plate II is non-to be firmly extremely connected, retained certain gap, guaranteed that each parts have enough activity spaces when expanding with heat and contract with cold, there will not be parts expanded by heating to occur the phenomenon that extruding is arched upward mutually.
Further, the below of described slide unit, slide unit web plate I and slide unit web plate II is cast with refractory material casting layer, the bottom of refractory materials LIFT is concrete depositing basic unit, bottom adopts concrete casting injection forming to guarantee into the structural strength of steel platform, refractory material casting layer is laid on into steel platform below simultaneously, avoid the high temperature of steel billet to destroy pedestal bottom and cause and cave in, improve into the work-ing life of steel platform.
Further, the length of described slide unit web plate I and slide unit web plate II is 650～750mm, and thickness is 110mm～130mm, and the end face of slide unit web plate I and slide unit web plate II is also provided with baffle plate, and the left end chamfering of baffle plate is wedge shape.Web plate bottom in original technical scheme adopts groined type stiffening web, but still cannot well reduce the impact of expanding with heat and contract with cold, appoint the phenomenon that so there will be web plate to be heated and to arch upward, now by web plate Integral upset, and the length of slide unit web plate I and slide unit web plate II changes half in former technical scheme into, without the bottom at web plate again, add stiffening web, the impact that can well improve expands with heat and contract with cold brings, guarantee the stability of web plate size, guarantee there will not be the phenomenon of being heated and arching upward.The baffle plate that the left end of while slide unit web plate I and slide unit web plate II end face is wedge shape plays good guide effect, avoids steel billet sideslip, makes to move into steel platform stable.
Further, the bottom of described slide unit is provided with the latticed stiffening web of intersecting parallels, and this stiffening web has not only been strengthened the structural strength of slide unit web plate, guarantees the stability of size, avoids occurring deformation and hinders moving ahead of steel billet.Also increased the contact surface of pouring into a mould between slide unit web plate and refractory materials, thereby guaranteed better the stability of slide unit web plate simultaneously.
Further, the end face of described slide unit is also provided with block, the right-hand member chamfering wedgewise of block, and block plays guide effect, guarantees that steel billet moves ahead smoothly into stove.
Further, in described slide unit right-hand member webge slot, be also provided with clamping block, on slide unit web plate I left end sphenocephaly, offer corresponding with it slot.When slide unit web plate I is connected with slide unit, clamping block snaps onto in slot, has strengthened syndeton intensity, also guarantees the accuracy of slide unit web plate I link position simultaneously, guarantees that slide unit web plate I is positioned on the medullary ray of stove steel billet.
Compared with prior art, the invention has the advantages that:
Pusher-type furnace of the present invention enters steel platform and utilizes the mode of sphenocephaly and webge slot cooperation that slide unit and slide unit web plate are mutually pressed and linked together, when having guaranteed steel platform intensity, also guaranteed to enter the planeness of steel platform, slide unit web plate has original one to resolve into length and only have half two, increased thickness simultaneously, guarantee that the phenomenon that distortion is arched upward can not appear because of high temperature in slide unit web plate, guarantee that steel billet can enter stove smoothly along entering steel platform, can not clash into the phenomenon of slide unit or slide unit web plate;
Baffle plate on block in the present invention on sphenocephaly and slide unit and slide unit web plate all plays good guide effect, further guarantees that steel billet moves ahead smoothly;
It is simple that pusher-type furnace of the present invention enters steel platform, and low cost of manufacture is easy to manufacture, and suitability is strong, and economic benefit is high, safe to use, reduces greatly the phenomenon that occurs blowing out, and support equipment can long-acting steady running, enhances productivity.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is plan structure schematic diagram of the present invention;
Fig. 3 is the structural representation of slide unit web plate I;
Fig. 4 is the AA sectional view of Fig. 3;
Fig. 5 is the structural representation of slide unit web plate II;
Fig. 6 is the structural representation of slide unit;
Fig. 7 is the BB sectional view of Fig. 6;
Fig. 8 is the structural representation of slide unit bottom surface.
Embodiment
Below the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
The embodiment of the present invention discloses a kind of pusher-type furnace and enters steel platform, reduces slide unit web plate area, increases its thickness, and after being heated, slide unit web plate is not yielding, and crooked its head of steel billet no longer clashes into slide plate and slide unit to arch upward, and that guarantees steel billet enters stove smoothly.
A kind of pusher-type furnace enters steel platform, comprise slide unit 1, slide unit web plate I2 and slide unit web plate II3, the left end of slide unit 1, slide unit web plate I2 and slide unit web plate II3 is the oblique angle wedgewise head of 30 °, right-hand member is designed to the webge slot mating with sphenocephaly, the gradient of webge slot end face is also 30 °, between slide unit 1, by slide unit web plate I2, be connected successively with slide unit web plate II3, each parts coordinate with webge slot by sphenocephaly to join end to end mutually to press and form process furnace and enter steel platform.The below of slide unit 1, slide unit web plate I2 and slide unit web plate II3 is cast with refractory material casting layer 4, and the bottom of refractory materials LIFT 4 is concrete depositing basic unit 5.
The length of slide unit web plate I2 and slide unit web plate II3 is 650～750mm, thickness is 110mm～130mm, monoblock web plate in original design is divided into two slide unit web plates, and the thickness of thickening slide unit web plate, slide unit web plate I2 and slide unit web plate II3 can not arched upward because of high temperature in overplumping distortion generation, avoid steel billet to clash into slide unit web plate I2 and slide unit web plate II3, ensure to produce and carry out smoothly, the end face of slide unit web plate I2 and slide unit web plate II3 is also provided with baffle plate 6, the left end chamfering of baffle plate 6 is wedge shape, the baffle plate 6 of wedge shape plays good guide effect, avoid steel billet sideslip.
The bottom of slide unit 1 is provided with the latticed stiffening web 7 of intersecting parallels, strengthens the structural strength of slide unit 1; The end face of slide unit 1 is also provided with block 8, and the right-hand member chamfering wedgewise of block 8 play the guiding role, and guarantees that steel billet enters stove smoothly; In slide unit 1 right-hand member webge slot, be also provided with clamping block 9; on slide unit web plate I2 left end sphenocephaly, offer corresponding with it slot 10; utilize clamping block card 9 to enter in slot 10; reinforced company's connecting structure intensity; also guarantee the accuracy of slide unit web plate I2 link position, guarantee that slide unit web plate I2 is positioned on the medullary ray of stove steel billet simultaneously.
Below be only the preferred embodiment of the present invention, it should be pointed out that above-mentioned preferred implementation should not be considered as limitation of the present invention, protection scope of the present invention should be as the criterion with claim limited range.For those skilled in the art, without departing from the spirit and scope of the present invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (6)
1. a pusher-type furnace enters steel platform, comprise slide unit (1), slide unit web plate I(2) and slide unit web plate II(3), it is characterized in that, described slide unit (1), slide unit web plate I(2) and slide unit web plate II(3) left end chamfering wedgewise head, right-hand member is designed to the webge slot mating with sphenocephaly, between slide unit (1) by slide unit web plate I(2) and slide unit web plate II(3) be connected successively, each parts coordinate with webge slot by sphenocephaly to join end to end and mutually press composition process furnace and enter steel platform.
2. pusher-type furnace according to claim 1 enters steel platform, it is characterized in that, described slide unit (1), slide unit web plate I(2) and slide unit web plate II(3) below be cast with refractory material casting layer (4), the bottom of refractory materials LIFT (4) is concrete depositing basic unit (5).
3. pusher-type furnace according to claim 1 enters steel platform, it is characterized in that, described slide unit web plate I(2) and slide unit web plate II(3) length be 650～750mm, thickness is 110mm～130mm, slide unit web plate I(2) and slide unit web plate II(3) end face be also provided with baffle plate (6), the left end chamfering of baffle plate (6) is wedge shape.
4. pusher-type furnace according to claim 1 enters steel platform, it is characterized in that, the bottom of described slide unit (1) is provided with the latticed stiffening web of intersecting parallels (7).
5. pusher-type furnace according to claim 4 enters steel platform, it is characterized in that, the end face of described slide unit (1) is also provided with block (8), the right-hand member chamfering wedgewise of block (8).
6. according to the pusher-type furnace described in claim 1 to 5 any one, enter steel platform, it is characterized in that, in described slide unit (1) right-hand member webge slot, be also provided with clamping block (9), slide unit web plate I(2) offer corresponding with it slot (10) on left end sphenocephaly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310731622.7A CN103643026B (en) | 2013-12-26 | 2013-12-26 | A kind of pusher-type furnace enters steel platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310731622.7A CN103643026B (en) | 2013-12-26 | 2013-12-26 | A kind of pusher-type furnace enters steel platform |
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| CN103643026A true CN103643026A (en) | 2014-03-19 |
| CN103643026B CN103643026B (en) | 2015-08-05 |
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| CN201310731622.7A Active CN103643026B (en) | 2013-12-26 | 2013-12-26 | A kind of pusher-type furnace enters steel platform |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108300850A (en) * | 2017-12-30 | 2018-07-20 | 醴陵友立特种陶瓷有限公司 | A kind of heating furnace with it is compound go out steel stove a heatable brick bed structure and its construction method |
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| US6824736B1 (en) * | 1999-10-13 | 2004-11-30 | Otto Junker Gmbh | Pusher furnace rails with plate-shaped sliding supports and sliding shoes |
| JP2006313061A (en) * | 2005-04-08 | 2006-11-16 | Nippon Steel Corp | Hearth carriage connection structure of rotary hearth furnace |
| CN2859426Y (en) * | 2006-01-20 | 2007-01-17 | 贾克真 | Sealed sliding board and slideway for sintering table vehicle |
| CN101240365A (en) * | 2008-02-27 | 2008-08-13 | 江苏丰东热技术股份有限公司 | Material transfer device of heat treatment vacuum furnace |
| CN102221295A (en) * | 2011-05-31 | 2011-10-19 | 浙江浩大工业炉有限公司 | Thermal treatment line equipment composite structure |
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2013
- 2013-12-26 CN CN201310731622.7A patent/CN103643026B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6824736B1 (en) * | 1999-10-13 | 2004-11-30 | Otto Junker Gmbh | Pusher furnace rails with plate-shaped sliding supports and sliding shoes |
| JP2006313061A (en) * | 2005-04-08 | 2006-11-16 | Nippon Steel Corp | Hearth carriage connection structure of rotary hearth furnace |
| CN2859426Y (en) * | 2006-01-20 | 2007-01-17 | 贾克真 | Sealed sliding board and slideway for sintering table vehicle |
| CN101240365A (en) * | 2008-02-27 | 2008-08-13 | 江苏丰东热技术股份有限公司 | Material transfer device of heat treatment vacuum furnace |
| CN102221295A (en) * | 2011-05-31 | 2011-10-19 | 浙江浩大工业炉有限公司 | Thermal treatment line equipment composite structure |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108300850A (en) * | 2017-12-30 | 2018-07-20 | 醴陵友立特种陶瓷有限公司 | A kind of heating furnace with it is compound go out steel stove a heatable brick bed structure and its construction method |
| CN108300850B (en) * | 2017-12-30 | 2019-12-17 | 醴陵友立特种陶瓷有限公司 | Composite steel tapping furnace kang structure for heating furnace and construction method thereof |
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| CN103643026B (en) | 2015-08-05 |
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| C53 | Correction of patent of invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Luo Xinsheng Inventor after: Peng Fangming Inventor after: Luo Qingming Inventor after: Yang Biying Inventor before: Luo Xinsheng Inventor before: Peng Fangming Inventor before: Luo Qingming Inventor before: Yang Biying Inventor before: Song Dean |
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Free format text: CORRECT: INVENTOR; FROM: LUO XINSHENG PENG FANGMING LUO QINGMING YANG BIYING SONG DEAN TO: LUO XINSHENG PENG FANGMING LUO QINGMING YANG BIYING |
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