CN1429330A - Water Cooled transport roller for roller-hearth kiln - Google Patents
Water Cooled transport roller for roller-hearth kiln Download PDFInfo
- Publication number
- CN1429330A CN1429330A CN01809702A CN01809702A CN1429330A CN 1429330 A CN1429330 A CN 1429330A CN 01809702 A CN01809702 A CN 01809702A CN 01809702 A CN01809702 A CN 01809702A CN 1429330 A CN1429330 A CN 1429330A
- Authority
- CN
- China
- Prior art keywords
- matrix
- water
- conduit
- cooling water
- transfer roller
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B3/00—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces
- F27B3/10—Details, accessories, or equipment peculiar to hearth-type furnaces
- F27B3/24—Cooling arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D3/00—Charging; Discharging; Manipulation of charge
- F27D3/02—Skids or tracks for heavy objects
- F27D3/026—Skids or tracks for heavy objects transport or conveyor rolls for furnaces; roller rails
Abstract
The invention relates to a water cooled transport roller for a roller-hearth kiln, comprising a cylindrical base body (1), a thermal insulation (2) on the outer periphery of the base body and a cooling water conduit (3) placed in a central position in the base body. The cooling water can be fed through the conduit (3) at an end of the base body which is rotationally arranged; it then passes through the conduit and flows back through an annular chamber (4) located between the conduit and the base body after a change in direction on the exit side of the conduit. A shaft (5) which is fixed to the base body exhibits a cavity for receiving the water input end of the conduit, a central bore (7) aligned with the rotation axis of the base body, for feeding the cooling water, as well as drain channels for draining the water backflow, which run into a water collecting chamber. The shaft (5) is rotationally connected to a water distributing head (11) for feeding the central bore (7) with cooling water and extracting the water backflow from the collecting chamber.
Description
Technical field
The present invention relates to a kind of water-cooled transfer roller that is used for stove at the bottom of the roller, it comprises a cylindrical matrix, one collet and on the excircle of matrix is concentric with the conduit that is used for cooling water of matrix setting, wherein, cooling water can be at an end input pipe of rotatably mounted matrix, flows through conduit and flow back into after the port of export of conduit turns in the doughnut between conduit and the matrix.
Background technology
According to one by the known structure of reality, the present invention is set out by it, its conduit to the water input constitute gradually with dwindling and in matrix, keep a spacer in the middle of connect.Realize the water input by a feed pipe, it inserts in the link that dwindles of conduit.Flow out between each dividing plate of the current super-interval device that refluxes and the perforate of the end face of the Connection Element in an insertion matrix.Connect a steering head with radial hole at the other end of conduit, it is clamped on the mandrel.Water is carried, and especially the water input proves the weakness of known transfer roller.In being installed on matrix and with the conduit of matrix rotation with not rotatably the relative motion between the feed pipe of setting cause the wearing and tearing of feed pipe.The conduit of packing into to the water input direction in matrix comprises the light-wall pipe of big length, always can not guarantee its accurate location along the rotation of matrix.The feed pipe that inserts in the conduit when end of conduit skew or slight bending is subjected to significant shear stress, and it causes the damage of feed pipe after short-term.That supplies water interrupts in short-term or only is exactly the irreversible damage that a fault in the water input all can produce transfer roller owing to high furnace temperature.Described damage process be take place suddenly and in the operating process of transfer roller, be unforeseeable.
Summary of the invention
The objective of the invention is to, further constitute the water-cooled transfer roller of the described structure of beginning, make it get rid of the above-mentioned shortcoming that in chilled(cooling) water supply (CWS), occurs to a considerable extent.
This purpose reaches like this according to the present invention, promptly on matrix, fix one, this centre bore that comprises that a recess is aimed at the matrix rotation in order to the water inlet end, of holding conduit leads to the drainage channel that a collecting chamber is used for the water backflow in order to conveying cooling water and some, and on axle, rotatably connect an injection well downhole flow regulator, borrow it water can be imported centre bore and can from collecting chamber, discharge recirculation water.Principle of the present invention originates in the above-mentioned Failure analysis of known structure.In device of the present invention, water is imported and is discharged needed swivel coupling and come out to inject in the parts from the zone of conduit, and these parts comprise one and an injection well downhole flow regulator head.In all elements of these parts, relate to firm accurately machined each member.This mutual rotatable Connection Element that can guarantee each member is with according to centering accurately under the situation of less tolerance.The end of water delivery conduit is positioned in the axle regularly.Therefore conduit is harmless to the possible skew of the rotation of transfer roller and/or crooked operation to apparatus of the present invention.
Obtain different possibilities about the further structural design that comprises the axle and the parts of injection well downhole flow regulator head.Form of implementation is set, the injection well downhole flow regulator head have one with the feed pipe of rotation centering, this feed pipe rotatably is inserted in the centre bore of axle in its end.According to another structure, axle have one with the cylinder axle bed of centre bore centering, this cylinder axle bed holds the axle mouthful of an injection well downhole flow regulator head and can be rotatably connected to a device that is used to import cooling water.In two kinds of structures, be used for injection well downhole flow regulator head that water refluxes and conform with the destination and have along the longitudinal direction a pocket type hole, its diameter is greater than the external diameter of feed pipe or cylinder axle bed.The water that refluxes flows through a doughnut that is limited by pocket type hole and water supply line and by a transverse holes discharge of leading to the pocket type mouth.
According to of the present invention one favourable structure, axle can tighten on the end face of matrix.Can be fixed to flange and on the end face of matrix and be coupled to the end that is connected in the matrix for this has one, this connection end is felt relieved axle on matrix.
The present invention advocates in further structure, at the water out end of conduit one spacer that has through dividing plate is set, and inserts a hollow shaft in matrix, and this hollow shaft has a container cavity that is used for spacer.Water is axially discharged from conduit and is diverted in the container cavity that inserts spacer in described device.Thereby the bigger discharge cross section of determining water in this structure does not also turn to with having the pressure loss.This also helps the function of the handling safety of cooling water conveying.Hollow shaft can have crown of roll shoulder so that connect a drive unit.
According to a preferred construction of the present invention, the collet of the outside of matrix comprises a fiber mat that is made of resistant to elevated temperatures inorfil, and this fiber mat is clamped at matrix and and forms between the outer tube of working face under elastic compression.This outer tube is fixed on the baffle plate by known mode own, and baffle plate is welded on the matrix.For example ceramic fibre, glass fibre and SiO
2Fiber is suitable for use as described fiber.
Description of drawings
Below by means of description of drawings the present invention that an embodiment only is shown.Wherein:
Fig. 1 simplifies the profilograph of the water-cooled transfer roller that is used for roll-type and hot stove that the present invention's formation is shown;
Fig. 2 simplification illustrates the profilograph of the cooling water inlet end of transfer roller with respect to Fig. 1 amplification.
The specific embodiment
The basic structure of transfer roller shown in Figure 1 comprises that the collet 2 and of a cylindrical matrix 1, on the excircle of matrix 1 is concentric with the conduit that is used for cooling water 3 that matrix 1 is provided with.Cooling water can be at an end input pipe 3 of rotatably mounted matrix 1, flow through conduit 3 and flow back to after the port of export of conduit turns in the doughnut 4 between conduit and the matrix.
Fix one 5 on matrix 1, this centre bore 7 that comprises that a recess is aimed at the rotation of matrix 1 in order to the water inlet end 6, of holding conduit leads to the drainage channel 9 that a collecting chamber 8 is used for the water backflow in order to carry cooling water and some.Drainage channel 9 is made of the hole, and it is provided with one heart around centre bore 7.Collecting chamber 8 is made of a cylindrical chamber, and it is by lid 10 sealings.On axle 5, rotatably connect an injection well downhole flow regulator head 11, borrow it cooling water can be imported centre bore 7 and can from collecting chamber 8, discharge water reflux.Particularly can learn by the enlarged drawing among Fig. 2, injection well downhole flow regulator head 11 have one with the feed pipe 12 of rotation centering, this feed pipe rotatably inserts in the centre bore 7 of axle 5 in its end.Between axle head and centre bore 7, conform with the destination one less clearance is set, to guarantee that feed pipe 12 is with respect to rotatablely moving that the nothing of axle 5 is worn and torn.Thereby leak and relevant become a mandarin and a small amount of of hot water between refluxing is blended under the situation of suitable water throughput acceptable beyond doubt again at water.But should not get rid of the sealing device between feed pipe 12 and centre bore 7.Rotatable being bearing in of injection well downhole flow regulator head 11 covers realization, and it is designed to have the bearing cap of the bearing-surface of corresponding processing.
In addition as shown in Figure 2, be used for injection well downhole flow regulator head 11 that water refluxes and have along the longitudinal direction a pocket type hole 13, its diameter is greater than the external diameter of feed pipe 12.One transverse holes 14 that is used for draining is led to pocket type hole 13.
Axle 5 has a usefulness screw 15 can be fixed to the end that is connected that flange and on the end face of matrix 1 is matched with matrix 1.
By among the figure as can be known, be provided with one at the water out end of conduit 3 and have the radially spacer 16 of dividing plate 17.Insert a hollow shaft 18 in matrix 1, this hollow shaft has a container cavity 19 that is used for spacer.Conduit 3 is torsion proofs and borrows it that spacer 16 is set with one heart.Hollow shaft 18 can be soldered on the matrix 1 or with the corresponding manner as cooling water input 5 and is connected on the end face of matrix 1 with the screw flanged type.Cooling water the end face of conduit 3 discharge and container cavity 19 at hollow shaft 18 in be diverted.It flows through each the radially passage that forms of dividing plate 17 and the doughnut 4 between inflow catheter 3 and the matrix 1 by spacer 16, and wherein one side is carried out heat exchange with the conduit 3 that cools off on the other hand with the matrix 1 of heat.Hollow shaft 18 also has crown of roll shoulder so that connect a drive unit.
Collet 2 comprises the fiber mat that is made of resistant to elevated temperatures inorfil, for example a ceramic fibre or a SiO
2Fiber.This fiber mat is clamped in matrix 1 and and forms between the outer tube 20 working face, that be made up of the pipe fan-shaped section under elastic compression.Outer tube 20 or pipe fan-shaped section are fixed on the baffle plate 21, and baffle plate 21 is welded on the matrix 1 at lateral surface.Realize the supporting of matrix 1 at part 22 places of the both sides in thermal protection zone.
Claims (8)
1. water-cooled transfer roller that is used for stove at the bottom of the roller comprises:
One cylindrical matrix (1),
One on the excircle of cylindrical matrix (1) collet (2) and
One is concentric with the conduit that is used for cooling water (3) that matrix (1) is provided with, wherein, cooling water can be at an end input pipe (3) of rotatably mounted matrix (1), flow through conduit (3) and after the port of export of conduit turns to, flow back in the doughnut (4) between conduit and the matrix, it is characterized in that, on matrix (1), fix one (5), this comprises the water inlet end (6) of a recess in order to holding conduit, one centre bore (7) of aiming at the rotation of matrix (1) is used for the drainage channel (9) that water refluxes in order to carry cooling water and some to lead to a collecting chamber (8), and on axle (5), rotatably connect an injection well downhole flow regulator head (11), borrow it cooling water can be imported centre bore (7) and can from collecting chamber (8), discharge recirculation water.
2. according to the described transfer roller of claim 1, it is characterized in that, injection well downhole flow regulator head (11) have one with the feed pipe (12) of rotation centering, this feed pipe rotatably is inserted in the centre bore (7) of axle in its end.
3. according to the described transfer roller of claim 1, it is characterized in that, axle (5) have one with the cylinder axle bed of centre bore (7) centering, this cylinder axle bed holds the axle mouthful of an injection well downhole flow regulator head (11) and can be rotatably connected to a device that is used to import cooling water.
4. according to claim 2 or 3 described transfer rollers, it is characterized in that, be used for injection well downhole flow regulator head (11) that water refluxes and have along the longitudinal direction a pocket type hole (13), its diameter is greater than the external diameter of feed pipe (12) or cylinder axle bed, and a transverse holes (14) that is used for draining is led to this pocket type hole (13).
5. according to one of claim 1 to 4 described transfer roller, it is characterized in that axle (5) has one and is fixed to flange and on the end face of matrix (1) and is positioned at the end that is connected in the matrix (1).
6. according to one of claim 1 to 5 described transfer roller, it is characterized in that, be provided with one at the water out end of conduit (3) and have the radially spacer (16) of dividing plate (17), and insert a hollow shaft (18) in matrix (1), this hollow shaft has a container cavity (19) that is used for spacer (16).
7. according to the described transfer roller of claim 6, it is characterized in that hollow shaft (18) has crown of roll shoulder so that connect a drive unit.
8. according to one of claim 1 to 7 described transfer roller, it is characterized in that, collet (2) has a fiber mat that is made of resistant to elevated temperatures inorfil, and this fiber mat is clamped at matrix (1) and and forms between the outer tube (20) of working face under elastic compression.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE10024556.0 | 2000-05-18 | ||
| DE10024556A DE10024556C2 (en) | 2000-05-18 | 2000-05-18 | Water-cooled transport roller for a roller hearth furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1429330A true CN1429330A (en) | 2003-07-09 |
Family
ID=7642649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN01809702A Pending CN1429330A (en) | 2000-05-18 | 2001-05-15 | Water Cooled transport roller for roller-hearth kiln |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP1285209A1 (en) |
| KR (1) | KR20030028740A (en) |
| CN (1) | CN1429330A (en) |
| CA (1) | CA2409024A1 (en) |
| DE (1) | DE10024556C2 (en) |
| WO (1) | WO2001088452A1 (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1299847C (en) * | 2005-01-29 | 2007-02-14 | 高峰 | Furnace roller thermal insulation protection process |
| CN101151498B (en) * | 2005-04-07 | 2010-06-16 | 法孚斯坦因公司 | Cooled roller for handling steel products |
| CN101943523A (en) * | 2010-09-17 | 2011-01-12 | 北京京杰锐思技术开发有限公司 | Furnace roller |
| CN102618716A (en) * | 2012-04-18 | 2012-08-01 | 武汉钢铁(集团)公司 | High-temperature furnace roller for CSP (Compact Strip Production) heating furnace |
| CN102649991A (en) * | 2011-02-25 | 2012-08-29 | 上海宝钢设备检修有限公司 | High-temperature-resistant water-cooling furnace bottom roll |
| CN102080930B (en) * | 2009-11-27 | 2012-09-26 | 中冶长天国际工程有限责任公司 | Screw shaft and unloading device for rotary hearth furnace |
| CN103103603A (en) * | 2011-11-11 | 2013-05-15 | 中国科学院沈阳科学仪器研制中心有限公司 | Water-cooling shaft capable of working in high-temperature environment in vacuum equipment for a long time |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2396578A (en) * | 2002-04-16 | 2004-06-30 | Michael Charles Richa Bartlett | Rotational union coupling for a continuous casting roller |
| DE102010000211A1 (en) * | 2010-01-26 | 2011-07-28 | Atotech Deutschland GmbH, 90537 | Device for transporting plate-shaped substrates in a system for chemical and / or electrochemical treatment |
| CN101891265B (en) * | 2010-07-19 | 2012-04-04 | 丁树涛 | Anti-blocking water distribution head for sewage treatment system |
| US10610417B2 (en) | 2013-10-22 | 2020-04-07 | Zuiko Corporation | Composite sheet manufacturing device and composite sheet manufacturing method |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1566160A (en) * | 1924-02-14 | 1925-12-15 | Julian E Montgomery | Conveyer for annealing furnaces |
| DE748157C (en) * | 1936-10-01 | 1944-10-27 | Air-cooled conveyor roller for conveyor ovens | |
| FR838114A (en) * | 1938-05-18 | 1939-02-28 | Arbed | Conveyor roller for high temperature products |
| HU167133B (en) * | 1970-06-26 | 1975-08-28 | ||
| US3802495A (en) * | 1972-09-18 | 1974-04-09 | Combustion Eng | Internally fluid cooled rotatable roll |
| DE3740619C1 (en) * | 1987-12-01 | 1988-12-22 | Didier Eng | Heating furnace for a roughed-strip casting installation |
| IT1262286B (en) * | 1993-07-23 | 1996-06-19 | Stefano Deplano | ROLL FOR OVENS, IN PARTICULAR FOR STEEL OVENS FOR THE HEATING OF BRAMME, OR SIMILAR. |
| DE19541615C1 (en) * | 1995-11-08 | 1997-07-10 | Thyssen Stahl Ag | Rotary union for the cooling water supply and discharge of a guide roller in a continuous caster |
| DE19736058A1 (en) * | 1997-08-20 | 1999-02-25 | Loecher Ind Und Apparatebau Gm | Cooled roller for strip furnace |
-
2000
- 2000-05-18 DE DE10024556A patent/DE10024556C2/en not_active Expired - Fee Related
-
2001
- 2001-05-15 CA CA002409024A patent/CA2409024A1/en not_active Abandoned
- 2001-05-15 EP EP01955281A patent/EP1285209A1/en not_active Withdrawn
- 2001-05-15 KR KR1020027015415A patent/KR20030028740A/en not_active Application Discontinuation
- 2001-05-15 WO PCT/EP2001/005516 patent/WO2001088452A1/en not_active Application Discontinuation
- 2001-05-15 CN CN01809702A patent/CN1429330A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1299847C (en) * | 2005-01-29 | 2007-02-14 | 高峰 | Furnace roller thermal insulation protection process |
| CN101151498B (en) * | 2005-04-07 | 2010-06-16 | 法孚斯坦因公司 | Cooled roller for handling steel products |
| CN102080930B (en) * | 2009-11-27 | 2012-09-26 | 中冶长天国际工程有限责任公司 | Screw shaft and unloading device for rotary hearth furnace |
| CN101943523A (en) * | 2010-09-17 | 2011-01-12 | 北京京杰锐思技术开发有限公司 | Furnace roller |
| CN101943523B (en) * | 2010-09-17 | 2012-07-11 | 北京京杰锐思技术开发有限公司 | Furnace roller |
| CN102649991A (en) * | 2011-02-25 | 2012-08-29 | 上海宝钢设备检修有限公司 | High-temperature-resistant water-cooling furnace bottom roll |
| CN102649991B (en) * | 2011-02-25 | 2013-08-14 | 上海宝钢设备检修有限公司 | High-temperature-resistant water-cooling furnace bottom roll |
| CN103103603A (en) * | 2011-11-11 | 2013-05-15 | 中国科学院沈阳科学仪器研制中心有限公司 | Water-cooling shaft capable of working in high-temperature environment in vacuum equipment for a long time |
| CN103103603B (en) * | 2011-11-11 | 2015-08-05 | 中国科学院沈阳科学仪器股份有限公司 | A kind of water-cooling shaft that can work under the hot environment of vacuum apparatus for a long time |
| CN102618716A (en) * | 2012-04-18 | 2012-08-01 | 武汉钢铁(集团)公司 | High-temperature furnace roller for CSP (Compact Strip Production) heating furnace |
Also Published As
| Publication number | Publication date |
|---|---|
| EP1285209A1 (en) | 2003-02-26 |
| DE10024556A1 (en) | 2001-11-29 |
| KR20030028740A (en) | 2003-04-10 |
| WO2001088452A1 (en) | 2001-11-22 |
| CA2409024A1 (en) | 2002-11-15 |
| DE10024556C2 (en) | 2003-01-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |