CN201136885Y - Furnace door sealing arrangement sealed through double-roller - Google Patents
Furnace door sealing arrangement sealed through double-roller Download PDFInfo
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- CN201136885Y CN201136885Y CNU2007200886855U CN200720088685U CN201136885Y CN 201136885 Y CN201136885 Y CN 201136885Y CN U2007200886855 U CNU2007200886855 U CN U2007200886855U CN 200720088685 U CN200720088685 U CN 200720088685U CN 201136885 Y CN201136885 Y CN 201136885Y
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Abstract
The utility model relates to a fire door sealing device of a band steel bright annealing device. By adopting a double rolls seal-typed fire door sealing device, the fire door sealing device is characterized in that a first nitrogen sealing curtain device, a second nitrogen sealing curtain device and a double-roll-typed mechanical sealing device are included, wherein, the first nitrogen sealing curtain device is arranged at the inner side of the fire door of an annealing furnace, the second nitrogen sealing curtain device is arranged at the outer side of the fire door of the annealing furnace and is firmly connected with the outer side wall of the fire door of the annealing furnace, and the double-roll type mechanical sealing device is arranged at the outer side of the second nitrogen sealing curtain device. A plurality of combining and sealing devices such as the first nitrogen sealing curtain device, the second nitrogen sealing curtain device and the double-roll-typed mechanical sealing device are adopted by the fire door sealing device, the structure is simple and compact, the air tightness performance is good, the nitrogen consumption is small, and the adaptability is strong.
Description
Technical field
The utility model relates to a kind of furnace door sealing device with the steel bright annealing equipment, also can be used for the bright annealing equipment of non-ferrous metal band.
Background technology
As everyone knows, be with in the horizontal annealing furnace of steel light to be full of controlled atmosphere (N2+H2), before and after it, be provided with import furnace door sealing device and outlet furnace door sealing device, be used for stoping controlled atmosphere excessive, prevent the ambient air intrusion.The band steel moves in stove by import and export, therefore, to the basic demand of tightness system is: can not abrade the band steel, require the slit less again.At present, furnace door sealing device has roller sealing, the sealing of mechanical curtain, nitrogen-sealed etc.
Summary of the invention
The purpose of this utility model is to provide the furnace door sealing device of the two roller sealings of a kind of employing simple in structure, that air-tightness is good.
To achieve these goals, the technical solution of the utility model is: the furnace door sealing device that adopts two roller sealings, it is characterized in that it comprises the first nitrogen-sealed curtain device, the second nitrogen-sealed curtain device, twin-roll machine tool tightness system, the first nitrogen-sealed curtain device is arranged on the fire door inboard of annealing furnace, the second nitrogen-sealed curtain device is arranged on the fire door outside of annealing furnace and fixedlys connected with the fire door outer side wall of annealing furnace, and twin-roll machine tool tightness system is in the outside that the second nitrogen-sealed curtain device is set.
The described first nitrogen-sealed curtain device comprises down the nitrogen nozzle, goes up nitrogen nozzle, Upper shaft sleeve, shakes handle, the upper sleeve gasket pipe, go up nitrogen tube, nitrogen tube, lower seal sleeve pipe, Lower shaft sleeve down, Upper shaft sleeve, Lower shaft sleeve are separately fixed on the inboard furnace wall of fire door of annealing furnace, upper sleeve gasket pipe, lower seal sleeve pipe are separately fixed on the body of heater of annealing furnace, Upper shaft sleeve, upper sleeve gasket pipe lay respectively at the band steel by on the line, and Lower shaft sleeve, lower seal sleeve pipe lay respectively at the band steel by under the line; One end of last nitrogen tube is inserted in the Upper shaft sleeve, and the other end of last nitrogen tube is passed the upper sleeve gasket pipe and is positioned at outside the annealing furnace, is provided with sealing member between last nitrogen tube and the upper sleeve gasket pipe, and last nitrogen tube is positioned at the outer end of annealing furnace and is provided with and shakes handle; One end of following nitrogen tube is inserted in the Lower shaft sleeve, and the other end of following nitrogen tube is passed the lower seal sleeve pipe and is positioned at outside the annealing furnace, is provided with sealing member between following nitrogen tube and the lower seal sleeve pipe; Last nitrogen tube is provided with one group towards the last nitrogen nozzle of band steel by line, and following nitrogen tube is provided with one group towards the following nitrogen nozzle of band steel by line, and following nitrogen nozzle, upward the nitrogen nozzle is positioned at the fire door inboard of annealing furnace.
The described second nitrogen-sealed curtain device comprises seal case, last high pressure nitrogen bleed pipe, following high pressure nitrogen bleed pipe, seal case is fixed on the fire door outer side wall of annealing furnace, seal case is provided with the band steel and passes through the hole, the band steel is positioned at the band steel by on the line by the hole, be fixed with the high pressure nitrogen bleed pipe on the seal case, following high pressure nitrogen bleed pipe, the ejiction opening of last high pressure nitrogen bleed pipe is positioned at the top of band steel by line, the ejiction opening of following high pressure nitrogen bleed pipe is positioned at the below of band steel by line, last high pressure nitrogen bleed pipe, the ejiction opening of following high pressure nitrogen bleed pipe passes through line towards the band steel respectively.
Described twin-roll machine tool tightness system is made up of lower seal roll assembly, last sealed roller assembly, the lower seal roll assembly comprises lower seal roller, carriage, following trilateral sealing member, following bolt, following guide frame, push rod, support bar, lever, weight, the lower seal roller is positioned at the below of band steel by line, the lower seal roller is shelved on down on the inclined-plane of trilateral sealing member, and the both ends of lower seal roller are positioned at the vertical servo-actuated chute on the frame respectively; Following guide frame is fixedlyed connected with seal case, and following guide frame has pilot hole along vertical axial, and following guide frame is welded with lower nut along laterally having bolt hole on the following guide frame at bolt hole place; The pilot hole that the upper end of push rod is passed down on the guide frame is fixedlyed connected with following trilateral sealing member, fixedly connected with an end of lever in the upper end of push rod, the other end of lever is fixedlyed connected with weight, lever is shelved on the upper end of support bar, fixedly connected with carriage in the lower end of support bar, carriage is fixed on the seal case; The bolt hole that passes down guide frame behind the following bolt screw-in lower nut contacts with following trilateral sealing member;
Last sealed roller assembly comprises sealed roller, counterweight, sprocket wheel, support, chain, tail rod, goes up guide frame, goes up bolt, goes up the trilateral sealing member, last sealed roller is positioned at the top of band steel by line, last sealed roller contacts with the inclined-plane of last trilateral sealing member, and the both ends of last sealed roller are positioned at the vertical servo-actuated chute on the frame respectively; Last guide frame is fixedlyed connected with seal case, and last guide frame has pilot hole along vertical axial, and last guide frame is welded with upper nut along laterally having bolt hole on the last guide frame at bolt hole place; The lower end of tail rod is passed behind the pilot hole of guide frame hinged with the trilateral sealing member, one end of the upper end of tail rod and chain is hinged, the other end of chain is fixedlyed connected with counterweight behind sprocket wheel, and sprocket wheel is located on the support, and support is fixedlyed connected with the furnace roof of annealing furnace; The bolt hole that passes guide frame after the upper nut of last bolt screw-in contacts with last trilateral sealing member.
Be provided with sealing plate between described second nitrogen-sealed curtain device and the twin-roll machine tool tightness system, be provided with the band steel on the sealing plate by the hole, the band steel is positioned at the band steel by on the line by the hole, and sealing plate is fixedly connected with the seal case of the second nitrogen-sealed curtain device.
The utlity model has following principal feature:
1, twin-roll machine tool tightness system to adopt the effect of counterweight, weight be pressing clip on following between furnace sealing plate and sealed roller trilateral sealing member, the trilateral sealing member closely contacts with sealing plate, the trilateral sealing member closely contacts with sealed roller, makes between body of heater and the sealed roller to keep good sealing property.During work, the holder of band steel is on the lower seal roller, and last sealed roller has the slit of 3 millimeter approximately slightly from band steel upper surface.Last sealed roller is the liftable form, carries out descending operation by manual elevator, when wearing the ribbon gymnastics work in the annealing furnace, allows and wears the band rod by last sealed roller, needs to go up sealed roller and lifts, and when annealing production, last sealed roller falls in the normal position.
2, establish high pressure nitrogen bleed pipe, following high pressure nitrogen bleed pipe in the seal case of the second nitrogen-sealed curtain device, high pressure nitrogen in the pipe sprays to band steel upper and lower surface, form a partial high pressure district, stop ambient air to be invaded in the stove, it is excessive to reduce the interior controlled atmosphere of stove.
The lower seal roller of the ingress of annealing furnace, the slit that is sealed with of going up sealed roller, although the slit is less, still have air and invade in the stove, so, back at twin-roll machine tool tightness system, it is necessary that nitrogen-sealed is set, and forms the partial high pressure district on the one hand, stops air to be invaded, on the other hand, high pressure nitrogen sprays to belt steel surface at a high speed, has destroyed the boundary layer of belt steel surface, stops in the air admission stove of boundary layer.
3, the following nitrogen nozzle of the first nitrogen-sealed curtain device, last nitrogen nozzle are positioned at the fire door inboard of annealing furnace, the nitrogen of ejection helps to form the nitrogen high pressure area, stop in the air admission stove, band steel top is gone up the nitrogen nozzle and is made rotation formula, when wearing band rod by last nitrogen nozzle, 90 ° of last nitrogen tube rotations are lifted the nitrogen nozzle, after wearing band rod passing through, the nitrogen nozzle is to the normal position in the recovery.
The beneficial effects of the utility model are: adopt the first nitrogen-sealed curtain device, the second nitrogen-sealed curtain device, the multiple combination sealing arrangement of twin-roll machine tool tightness system, simple and compact for structure, air-tightness good, air consumption is little, adaptive faculty is strong.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the structural representation of the utility model lower seal roll assembly;
Fig. 3 is the structural representation of sealed roller assembly on the utility model;
Fig. 4 is the structural representation of the utility model first nitrogen-sealed curtain device;
Fig. 5 is the sectional view of Fig. 4 along the A-A line;
Among the figure: 1-lower seal roller, the last sealed roller of 2-, 3-sealing plate, the last high pressure nitrogen bleed pipe of 4-, high pressure nitrogen bleed pipe under the 5-, 6-carriage, nitrogen nozzle under the 7-, the last nitrogen nozzle of 8-, 9-band steel passes through line, the 10-annealing furnace, 11-band steel is by hole, trilateral sealing member under the 12-, the 13-seal case, bolt under the 14-, guide frame under the 15-, the 16-push rod, 17-support bar, 18-lever, the 19-weight, 20-counterweight, 21-sprocket wheel, the 22-support, 23-chain, 24-tail rod, the last guide frame of 25-, the last bolt of 26-, the last trilateral sealing member of 27-, the 28-Upper shaft sleeve, 29-shakes handle, 30-upper sleeve gasket pipe, the last nitrogen tube of 31-, nitrogen tube under the 32-, 33-lower seal sleeve pipe, 34-Lower shaft sleeve.
Embodiment
As shown in Figure 1, adopt the furnace door sealing device of two roller sealings, it comprises the first nitrogen-sealed curtain device, the second nitrogen-sealed curtain device, sealing plate 3, twin-roll machine tool tightness system, the first nitrogen-sealed curtain device is arranged on the fire door inboard of annealing furnace, the second nitrogen-sealed curtain device is arranged on the fire door outside of annealing furnace and fixedlys connected with the fire door outer side wall of annealing furnace, twin-roll machine tool tightness system is arranged on the outside of the second nitrogen-sealed curtain device, is provided with sealing plate 3 between the second nitrogen-sealed curtain device and the twin-roll machine tool tightness system.
As Fig. 4, shown in Figure 5, the described first nitrogen-sealed curtain device comprises nitrogen nozzle 7 down, last nitrogen nozzle 8, Upper shaft sleeve 28, shake handle 29, upper sleeve gasket pipe 30, last nitrogen tube 31, following nitrogen tube 32, lower seal sleeve pipe 33, Lower shaft sleeve 34, Upper shaft sleeve 28, Lower shaft sleeve 34 is separately fixed on the inboard furnace wall of fire door of annealing furnace 10, upper sleeve gasket pipe 30, lower seal sleeve pipe 33 is separately fixed on the body of heater of annealing furnace 10, Upper shaft sleeve 28, upper sleeve gasket pipe 30 lays respectively at the band steel by on the line 9, Lower shaft sleeve 34, lower seal sleeve pipe 33 lays respectively at the band steel by under the line 9; One end of last nitrogen tube 31 is inserted in the Upper shaft sleeve 28, the other end of last nitrogen tube 31 is passed upper sleeve gasket pipe 30 and is positioned at outside the annealing furnace 10, be provided with sealing member between last nitrogen tube 31 and the upper sleeve gasket pipe 30, last nitrogen tube 31 is positioned at the outer ends of annealing furnace 10 and is provided with and shakes handle 29 (shake handle 29, last nitrogen tube 31 is rotatable); One end of following nitrogen tube 32 is inserted in the Lower shaft sleeve 34, and the other end of following nitrogen tube 32 is passed lower seal sleeve pipe 33 and is positioned at outside the annealing furnace 10, is provided with sealing member between following nitrogen tube 32 and the lower seal sleeve pipe 33; Last nitrogen tube 31 is provided with one group towards the last nitrogen nozzle 8 (in Fig. 4 adopt 11 go up nitrogen nozzle 8) of band steel by line 9, following nitrogen tube 32 is provided with one group towards the following nitrogen nozzle 7 (in Fig. 4 adopt 11 following nitrogen nozzles 7) of band steel by line 9, and following nitrogen nozzle 7, last nitrogen nozzle 8 are positioned at the fire door inboard of annealing furnace.
As shown in Figure 1, the described second nitrogen-sealed curtain device comprises seal case 13, last high pressure nitrogen bleed pipe 4, following high pressure nitrogen bleed pipe 5, seal case 13 is fixed on the fire door outer side wall of annealing furnace, seal case 13 is provided with the band steel and passes through the hole, the band steel is positioned at the band steel by on the line 9 by the hole, be fixed with high pressure nitrogen bleed pipe 4 on the seal case 13, following high pressure nitrogen bleed pipe 5, the ejiction opening of last high pressure nitrogen bleed pipe 4 is positioned at the top of band steel by line 9, the ejiction opening of following high pressure nitrogen bleed pipe 5 is positioned at the below of band steel by line 9, last high pressure nitrogen bleed pipe 4, the ejiction opening of following high pressure nitrogen bleed pipe 5 passes through line 9 towards the band steel respectively.
As Fig. 2, shown in Figure 3, described twin-roll machine tool tightness system is by the lower seal roll assembly, last sealed roller assembly is formed, the lower seal roll assembly comprises lower seal roller 1, carriage 6, following trilateral sealing member 12, following bolt 14, following guide frame 15, push rod 16, support bar 17, lever 18, weight 19, lower seal roller 1 is positioned at the below of band steel by line 9, lower seal roller 1 contacts closely with the inclined-plane of following trilateral sealing member 12 that (lower seal roller 1 is shelved on down on the inclined-plane of trilateral sealing member 12, the contact surface on the inclined-plane of following trilateral sealing member 12 is the soft material of inlaying, play sealing function, do not injure steel rider again), the both ends of lower seal roller 1 are positioned at the vertical servo-actuated chute on the frame respectively; Following guide frame 15 is fixedlyed connected with seal case 13, and following guide frame 15 has pilot hole along vertical axial, and following guide frame 15 is welded with lower nut along laterally having bolt hole on the following guide frame 15 at bolt hole place; The pilot hole that the upper end of push rod 16 is passed down on the guide frame 15 is fixedlyed connected with following trilateral sealing member 12, fixedly connected with an end of lever 18 in the upper end of push rod 16, the other end of lever 18 is fixedlyed connected with weight 19, lever 18 is shelved on the upper end of support bar 17 (fulcrum), fixedly connected with carriage 6 in the lower end of support bar 17, carriage 6 is fixed on the seal case 13; The bolt hole that passes down guide frame 15 behind the following bolt 14 screw-in lower nuts contacts with following trilateral sealing member 12;
Last sealed roller assembly comprises sealed roller 2, counterweight 20, sprocket wheel 21, support 22, chain 23, tail rod 24, goes up guide frame 25, goes up bolt 26, goes up trilateral sealing member 27, last sealed roller 2 is positioned at the top of band steel by line 9, last sealed roller 2 contacts with the inclined-plane of last trilateral sealing member 27, and (contact surface of going up the inclined-plane of trilateral sealing member 27 is the soft material of inlaying, play sealing function, do not injure steel rider again), the both ends of last sealed roller 2 are positioned at the vertical servo-actuated chute on the frame respectively; Last guide frame 25 is fixedlyed connected with seal case 13, and last guide frame 25 has pilot hole along vertical axial, and last guide frame 25 is welded with upper nut along laterally having bolt hole on the last guide frame 25 at bolt hole place; The lower end of tail rod 24 is passed behind the pilot hole of guide frame 25 hinged with trilateral sealing member 27, one end of the upper end of tail rod 24 and chain 23 is hinged, the other end of chain 23 is fixedlyed connected with counterweight 20 behind sprocket wheel 21, sprocket wheel 21 is located on the support 22, and support 22 is fixedlyed connected with the furnace roof of annealing furnace 10; The bolt hole that passes guide frame 25 after the last bolt 26 screw-in upper nuts contacts with last trilateral sealing member 27.
Described sealing plate 3 is provided with the band steel by hole 11, and the band steel is positioned at the band steel by on the line 9 by the hole, and sealing plate 3 is fixedlyed connected with the seal case 13 of the second nitrogen-sealed curtain device.
Claims (5)
1. adopt the furnace door sealing device of two roller sealings, it is characterized in that it comprises the first nitrogen-sealed curtain device, the second nitrogen-sealed curtain device, twin-roll machine tool tightness system, the first nitrogen-sealed curtain device is arranged on the fire door inboard of annealing furnace, the second nitrogen-sealed curtain device is arranged on the fire door outside of annealing furnace and fixedlys connected with the fire door outer side wall of annealing furnace, and twin-roll machine tool tightness system is arranged on the outside of the second nitrogen-sealed curtain device.
2. the furnace door sealing device of the two roller sealings of employing according to claim 1, it is characterized in that: the described first nitrogen-sealed curtain device comprises nitrogen nozzle (7) down, last nitrogen nozzle (8), Upper shaft sleeve (28), shake handle (29), upper sleeve gasket pipe (30), last nitrogen tube (31), following nitrogen tube (32), lower seal sleeve pipe (33), Lower shaft sleeve (34), Upper shaft sleeve (28), Lower shaft sleeve (34) is separately fixed on the inboard furnace wall of fire door of annealing furnace (10), upper sleeve gasket pipe (30), lower seal sleeve pipe (33) is separately fixed on the body of heater of annealing furnace (10), Upper shaft sleeve (28), upper sleeve gasket pipe (30) lays respectively at the band steel by on the line (9), Lower shaft sleeve (34), lower seal sleeve pipe (33) lays respectively at the band steel by under the line (9); One end of last nitrogen tube (31) is inserted in the Upper shaft sleeve (28), the other end of last nitrogen tube (31) is passed upper sleeve gasket pipe (30) and is positioned at outside the annealing furnace (10), be provided with sealing member between last nitrogen tube (31) and the upper sleeve gasket pipe (30), last nitrogen tube (31) is positioned at the outer end of annealing furnace (10) and is provided with and shakes handle (29); One end of following nitrogen tube (32) is inserted in the Lower shaft sleeve (34), and the other end of following nitrogen tube (32) is passed lower seal sleeve pipe (33) and is positioned at outside the annealing furnace (10), is provided with sealing member between following nitrogen tube (32) and the lower seal sleeve pipe (33); Last nitrogen tube (31) is provided with one group towards the last nitrogen nozzle (8) of band steel by line (9), following nitrogen tube (32) is provided with one group towards the following nitrogen nozzle (7) of band steel by line (9), and following nitrogen nozzle (7), last nitrogen nozzle (8) are positioned at the fire door inboard of annealing furnace.
3. the furnace door sealing device of the two roller sealings of employing according to claim 1, it is characterized in that: the described second nitrogen-sealed curtain device comprises seal case (13), last high pressure nitrogen bleed pipe (4), following high pressure nitrogen bleed pipe (5), seal case (13) is fixed on the fire door outer side wall of annealing furnace, seal case (13) is provided with the band steel and passes through the hole, the band steel is positioned at the band steel by on the line (9) by the hole, be fixed with high pressure nitrogen bleed pipe (4) on the seal case (13), following high pressure nitrogen bleed pipe (5), the ejiction opening of last high pressure nitrogen bleed pipe (4) is positioned at the top of band steel by line (9), the ejiction opening of following high pressure nitrogen bleed pipe (5) is positioned at the below of band steel by line (9), last high pressure nitrogen bleed pipe (4), the ejiction opening of following high pressure nitrogen bleed pipe (5) passes through line (9) towards the band steel respectively.
4. the furnace door sealing device of the two roller sealings of employing according to claim 1, it is characterized in that: described twin-roll machine tool tightness system is by the lower seal roll assembly, last sealed roller assembly is formed, the lower seal roll assembly comprises lower seal roller (1), carriage (6), following trilateral sealing member (12), following bolt (14), following guide frame (15), push rod (16), support bar (17), lever (18), weight (19), lower seal roller (1) is positioned at the below of band steel by line (9), lower seal roller (1) is shelved on down on the inclined-plane of trilateral sealing member (12), and the both ends of lower seal roller (1) are positioned at the vertical servo-actuated chute on the frame respectively; Following guide frame (15) is fixedlyed connected with seal case (13), and following guide frame (15) has pilot hole along vertical axial, and following guide frame (15) is welded with lower nut along laterally having bolt hole on the following guide frame (15) at bolt hole place; The pilot hole that the upper end of push rod (16) is passed down on the guide frame (15) is fixedlyed connected with following trilateral sealing member (12), fixedly connected with an end of lever (18) in the upper end of push rod (16), the other end of lever (18) is fixedlyed connected with weight (19), lever (18) is shelved on the upper end of support bar (17), fixedly connected with carriage (6) in the lower end of support bar (17), carriage (6) is fixed on the seal case (13); The bolt hole that passes down guide frame (15) behind following bolt (14) the screw-in lower nut contacts with following trilateral sealing member (12);
Last sealed roller assembly comprises sealed roller (2), counterweight (20), sprocket wheel (21), support (22), chain (23), tail rod (24), goes up guide frame (25), goes up bolt (26), goes up trilateral sealing member (27), last sealed roller (2) is positioned at the top of band steel by line (9), last sealed roller (2) contacts with the inclined-plane of last trilateral sealing member (27), and the both ends of last sealed roller (2) are positioned at the vertical servo-actuated chute on the frame respectively; Last guide frame (25) is fixedlyed connected with seal case (13), and last guide frame (25) has pilot hole along vertical axial, and last guide frame (25) is welded with upper nut along laterally having bolt hole on the last guide frame (25) at bolt hole place; The lower end of tail rod (24) is passed behind the pilot hole of guide frame (25) hinged with trilateral sealing member (27), one end of the upper end of tail rod (24) and chain (23) is hinged, the other end of chain (23) is fixedlyed connected with counterweight (20) behind sprocket wheel (21), sprocket wheel (21) is located on the support (22), and support (22) is fixedlyed connected with the furnace roof of annealing furnace (10); The bolt hole that passes guide frame (25) after the upper nut of last bolt (26) screw-in contacts with last trilateral sealing member (27).
5. the furnace door sealing device of the two roller sealings of employing according to claim 1, it is characterized in that: be provided with sealing plate (3) between described second nitrogen-sealed curtain device and the twin-roll machine tool tightness system, sealing plate (3) is provided with the band steel by hole (11), the band steel is positioned at the band steel by on the line (9) by the hole, and sealing plate (3) is fixedlyed connected with the seal case (13) of the second nitrogen-sealed curtain device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200886855U CN201136885Y (en) | 2007-12-04 | 2007-12-04 | Furnace door sealing arrangement sealed through double-roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200886855U CN201136885Y (en) | 2007-12-04 | 2007-12-04 | Furnace door sealing arrangement sealed through double-roller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201136885Y true CN201136885Y (en) | 2008-10-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200886855U Expired - Fee Related CN201136885Y (en) | 2007-12-04 | 2007-12-04 | Furnace door sealing arrangement sealed through double-roller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201136885Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101525684B (en) * | 2009-03-09 | 2011-09-14 | 重庆赛迪工业炉有限公司 | Inlet sealing device of annealing furnace with stainless steel mirror face |
| CN103468921A (en) * | 2013-09-27 | 2013-12-25 | 中冶南方(武汉)威仕工业炉有限公司 | Inlet and outlet sealing device for annealing furnace |
| CN104263895A (en) * | 2014-09-22 | 2015-01-07 | 辽宁科技大学 | Dynamic inlet/outlet sealing device for heat treatment furnace in protective atmosphere |
| CN109517948A (en) * | 2018-12-20 | 2019-03-26 | 宁波宝新不锈钢有限公司 | A kind of vertical bright annealing furnace strip positioning adjusting roller apparatus |
| CN113106209A (en) * | 2021-03-30 | 2021-07-13 | 天津太钢天管不锈钢有限公司 | Horizontal furnace heat insulation door for strip steel annealing |
| CN113755682A (en) * | 2021-09-15 | 2021-12-07 | 江苏甬金金属科技有限公司 | Bright annealing furnace inlet sealing device |
-
2007
- 2007-12-04 CN CNU2007200886855U patent/CN201136885Y/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101525684B (en) * | 2009-03-09 | 2011-09-14 | 重庆赛迪工业炉有限公司 | Inlet sealing device of annealing furnace with stainless steel mirror face |
| CN103468921A (en) * | 2013-09-27 | 2013-12-25 | 中冶南方(武汉)威仕工业炉有限公司 | Inlet and outlet sealing device for annealing furnace |
| CN104263895A (en) * | 2014-09-22 | 2015-01-07 | 辽宁科技大学 | Dynamic inlet/outlet sealing device for heat treatment furnace in protective atmosphere |
| CN104263895B (en) * | 2014-09-22 | 2016-04-13 | 辽宁科技大学 | Dynamic sealing means imported and exported by a kind of N2shielded heat-treatment stove |
| CN109517948A (en) * | 2018-12-20 | 2019-03-26 | 宁波宝新不锈钢有限公司 | A kind of vertical bright annealing furnace strip positioning adjusting roller apparatus |
| CN109517948B (en) * | 2018-12-20 | 2020-07-14 | 宁波宝新不锈钢有限公司 | Vertical bright annealing stove belted steel location dancer roll equipment |
| CN113106209A (en) * | 2021-03-30 | 2021-07-13 | 天津太钢天管不锈钢有限公司 | Horizontal furnace heat insulation door for strip steel annealing |
| CN113755682A (en) * | 2021-09-15 | 2021-12-07 | 江苏甬金金属科技有限公司 | Bright annealing furnace inlet sealing device |
| CN113755682B (en) * | 2021-09-15 | 2022-10-21 | 江苏甬金金属科技有限公司 | Bright annealing furnace inlet sealing device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081022 Termination date: 20151204 |
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| EXPY | Termination of patent right or utility model |