CN204224671U - A kind of tightness system of oriented silicon steel high temperature bell-type furnace - Google Patents
A kind of tightness system of oriented silicon steel high temperature bell-type furnace Download PDFInfo
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- CN204224671U CN204224671U CN201420508864.XU CN201420508864U CN204224671U CN 204224671 U CN204224671 U CN 204224671U CN 201420508864 U CN201420508864 U CN 201420508864U CN 204224671 U CN204224671 U CN 204224671U
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Abstract
The utility model discloses a kind of tightness system of oriented silicon steel high temperature bell-type furnace, comprise table and enclosure portion, described table has the boiler face of an annular; Described enclosure portion comprises an inner cover and and is located at outer cover outside inner cover, described inner cover cover mouth sealing is connected with annular plate, described annular plate has the extension stretched out outside inner cover cover mouth, described outer cover cover mouth support is located on extension, the support of described annular plate adaptation is located on the boiler face of table, and, also establishing a sealing-ring between described extension and the boiler face of table, being all provided with one on the extension of described corresponding sealing-ring and under boiler face for ensureing that sealing-ring can not Yin Gaowen and the refrigerating unit damaged.Its tool has the following advantages: avoid with the evaporation of moisture infiltration thus affect the control of bell-type furnace atmosphere in bell furnace under the high temperature conditions during water-lute, ensure that the raising of the stable of the working of a furnace and quality product, utilize refrigerating unit to ensure sealing-ring can not Yin Gaowen and damaging simultaneously.
Description
Technical field
The utility model relates to a kind of tightness system of oriented silicon steel high temperature bell-type furnace.
Background technology
At present; due to temperatures as high about 1200 DEG C when high temperature bell-type furnace in known oriented silicon steel production process is annealed; adopt pure hydrogen or hydrogen, nitrogen mixture gas as protective atmosphere according to the different steps of high temperature annealing in stove, its sealing effectiveness and security requirement are very high.The sealing method that oriented silicon steel high temperature bell-type furnace adopts all the time is: the sealing of inner cover sand, and outer cover adopts husky, water double seal, and between inside and outside cover, protective atmosphere communicates substantially, and such bell furnace twice sand seal adds one water seal and the outer air of stove thoroughly completely cuts off.Although adopt sand, water double seal sealing effectiveness also guaranteed, due to complicated structure, and due to very high to the control overflow of moisture content in high temperature bell-type furnace---require that the DP value in stove in shielding gas is bearing less than 15 degree.If there is a small amount of water vapour in stove all carry out secondary recrystallization and the carrying out of reaction generating good surperficial Magnesium Silicate q-agent insulating bottom layer by affecting oriented silicon steel in high temperature bell-type furnace.Because the annealing temperature of high temperature bell-type furnace is more than 1000 DEG C, so the water be positioned in water sealed tank inside furnace shell will flash to water vapour at these elevated temperatures and enter stove, just must extend the annealing cycle of high temperature annealing to get rid of these additional water vapour and magnetic and the surface quality of oriented silicon steel can be had influence on, oriented silicon steel also can be made time serious to be oxidized, to have influence on the quality of product.
Utility model content
The utility model provides a kind of tightness system of oriented silicon steel high temperature bell-type furnace, which overcomes the deficiency existing for tightness system of oriented silicon steel high temperature bell-type furnace in background technology.
The technical scheme adopted that the utility model solves its technical problem is:
A tightness system for oriented silicon steel high temperature bell-type furnace, comprise a table and and be located at enclosure portion on table, described table has the boiler face of an annular; Described enclosure portion comprises an inner cover and and is located at outer cover outside inner cover, described inner cover cover mouth sealing is connected with annular plate, described annular plate has the extension stretched out outside inner cover cover mouth, described outer cover cover mouth support is located on extension, the support of described annular plate adaptation is located on the boiler face of table, and, also be provided with a sealing-ring between described extension and the boiler face of table, under on described extension and the position of corresponding sealing-ring and boiler face and the position of corresponding sealing-ring is all provided with one for ensureing that sealing-ring can not Yin Gaowen and the refrigerating unit damaged.
Among one embodiment: one of described extension is arranged with a groove towards the side of boiler face, described boiler face one of be arranged with another groove towards the side of extension, described two groove surfaces are to mounting groove that is adaptive and formation attaching sealing-ring, and described sealing-ring is assemblied in mounting groove.
Among one embodiment: described sealing-ring is silastic material.
Among one embodiment: the cover mouth of described boiler face, inner cover and annular plate are all circular or square.
Among one embodiment: described annular plate inner peripheral and inner cover cover mouth inner peripheral flush.
Among one embodiment: described outer cover cover mouth sealing is installed on extension, and the outer peripheral edge of extension is positioned at outside outer cover cover mouth.
Among one embodiment: described refrigerating unit comprises cooling water channel and connects water-in and the water outlet of cooling water channel.
Among one embodiment: the U-shaped seat being all installed with a downward opening annular on the extension of described annular plate and under the boiler face of table, the U-lag formed in described U-shaped seat forms cooling water channel, and described U-lag and sealing-ring are corresponding up and down.
Among one embodiment: the cover wall being fixed in inner cover on described U-shaped seat by the solid plate of annular.
The technical program is compared with background technology, and its tool has the following advantages:
Use sealing-ring to complete to be full of in stove under high temperature bell-type furnace annealing conditions the furnace sealing during shielding gas such as inflammable and explosive hydrogen; structure is simple and stable, safe, reliable; avoid with the evaporation of moisture infiltration thus affect the control of bell-type furnace atmosphere in bell furnace under the high temperature conditions during water-lute; ensure that the raising of the stable of the working of a furnace and quality product, utilize refrigerating unit to ensure sealing-ring can not Yin Gaowen and damaging simultaneously.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Fig. 1 depicts the structural representation of tightness system.
Fig. 2 depicts the A place enlarged diagram of Fig. 1.
Fig. 3 depicts the structural representation of the refrigerating unit of tightness system.
Fig. 4 depicts the diagrammatic cross-section of the refrigerating unit of tightness system.
Embodiment
Please refer to Fig. 1 to Fig. 4, a kind of tightness system of oriented silicon steel high temperature bell-type furnace, comprise a table 10 and and be located at enclosure portion on table 10.Described table 10 has the boiler face 11 of an annular.Described enclosure portion comprises an inner cover 20 and and is located at outer cover 30 outside inner cover 20, described inner cover 20 covers mouth sealing and is connected with annular plate 40, described annular plate 40 has and stretches out inner cover 20 and cover extension 41 outside mouth, described outer cover 30 covers mouth support and is located on extension 41, the support of described annular plate 40 adaptation is located on the boiler face of table 10, and, a sealing-ring 50 is also established between described extension 41 and the boiler face 11 of table 10, one is all provided with for ensureing that sealing-ring can not Yin Gaowen and the refrigerating unit 60 damaged on the extension 41 of described corresponding sealing-ring 50 and under boiler face 11.
In concrete structure: described extension 41 and boiler face 11 practise physiognomy to side be all arranged with a groove 42,12, described two grooves 42,12 are in the face of adaptive and form the mounting groove of attaching sealing-ring 50, and described sealing-ring 50 is assemblied in mounting groove.Described sealing-ring 50 is silastic material.The cover mouth of described boiler face 11, inner cover 20 and annular plate 40 are all circular.
Best, described annular plate 40 inner peripheral and inner cover 20 cover mouth inner peripheral and flush.Described outer cover 30 covers mouth sealing and is installed on extension 41, and the outer peripheral edge of extension 41 is positioned at outer cover 30 and covers outside mouth.
One preferred structure: described refrigerating unit 60 comprises cooling water channel 61 and connects water-in 63 and the water outlet 64 of cooling water channel 61, circulates to make the water coolant in cooling water channel.Concrete structure is such as: on the extension 41 of described annular plate 40 and be all installed with the U-shaped seat 62 of a downward opening annular under the boiler face 11 of table 10, the U-lag formed in described U-shaped seat 62 forms cooling water channel 61, described U-lag and sealing-ring about 50 correspondence.And, the cover wall of inner cover is fixed on described U-shaped seat 62 by the solid plate 43 of annular.
The above, be only the utility model preferred embodiment, therefore the scope that the utility model implements can not be limited according to this, the equivalence namely done according to the utility model the scope of the claims and description change with modify, all should still belong in scope that the utility model contains.
Claims (9)
1. a tightness system for oriented silicon steel high temperature bell-type furnace, comprise a table and and be located at enclosure portion on table, described table has the boiler face of an annular, described enclosure portion comprises an inner cover and and is located at outer cover outside inner cover, it is characterized in that: described inner cover cover mouth sealing is connected with annular plate, described annular plate has the extension stretched out outside inner cover cover mouth, described outer cover cover mouth support is located on extension, the support of described annular plate adaptation is located on the boiler face of table, and, a sealing-ring is also provided with between described extension and the boiler face of table, under on described extension and the position of corresponding sealing-ring and boiler face and the position of corresponding sealing-ring is all provided with one for ensureing that sealing-ring can not Yin Gaowen and the refrigerating unit damaged.
2. the tightness system of a kind of oriented silicon steel high temperature bell-type furnace according to claim 1, it is characterized in that: one of described extension is arranged with a groove towards the side of boiler face, described boiler face one of be arranged with another groove towards the side of extension, described two groove surfaces are to mounting groove that is adaptive and formation attaching sealing-ring, and described sealing-ring is assemblied in mounting groove.
3. the tightness system of a kind of oriented silicon steel high temperature bell-type furnace according to claim 1 and 2, is characterized in that: described sealing-ring is silastic material.
4. the tightness system of a kind of oriented silicon steel high temperature bell-type furnace according to claim 1 and 2, is characterized in that: the cover mouth of described boiler face, inner cover and annular plate are all circular or square.
5. the tightness system of a kind of oriented silicon steel high temperature bell-type furnace according to claim 1 and 2, is characterized in that: described annular plate inner peripheral and inner cover cover mouth inner peripheral flush.
6. the tightness system of a kind of oriented silicon steel high temperature bell-type furnace according to claim 1 and 2, is characterized in that: described outer cover cover mouth sealing is installed on extension, and the outer peripheral edge of extension is positioned at outside outer cover cover mouth.
7. the tightness system of a kind of oriented silicon steel high temperature bell-type furnace according to claim 1 and 2, is characterized in that: described refrigerating unit comprises cooling water channel and connects water-in and the water outlet of cooling water channel.
8. the tightness system of a kind of oriented silicon steel high temperature bell-type furnace according to claim 7, it is characterized in that: the U-shaped seat being all installed with a downward opening annular on the extension of described annular plate and under the boiler face of table, the U-lag formed in described U-shaped seat forms cooling water channel, and described U-lag and sealing-ring are corresponding up and down.
9. the tightness system of a kind of oriented silicon steel high temperature bell-type furnace according to claim 8, is characterized in that: the cover wall being fixed in inner cover on described U-shaped seat by the solid plate of annular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420508864.XU CN204224671U (en) | 2014-09-04 | 2014-09-04 | A kind of tightness system of oriented silicon steel high temperature bell-type furnace |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420508864.XU CN204224671U (en) | 2014-09-04 | 2014-09-04 | A kind of tightness system of oriented silicon steel high temperature bell-type furnace |
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| CN204224671U true CN204224671U (en) | 2015-03-25 |
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| CN201420508864.XU Active CN204224671U (en) | 2014-09-04 | 2014-09-04 | A kind of tightness system of oriented silicon steel high temperature bell-type furnace |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109269304A (en) * | 2018-10-30 | 2019-01-25 | 湖南金炉科技股份有限公司 | It is heat-treated kiln |
| CN109708473A (en) * | 2019-01-12 | 2019-05-03 | 赐宝新型薄板(江苏)有限公司 | A kind of sand seal furnace improving liner furnace and resistance band service life |
| CN110307337A (en) * | 2019-07-09 | 2019-10-08 | 中国航发哈尔滨东安发动机有限公司 | A kind of rubber sealing structure having refrigerating function |
-
2014
- 2014-09-04 CN CN201420508864.XU patent/CN204224671U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109269304A (en) * | 2018-10-30 | 2019-01-25 | 湖南金炉科技股份有限公司 | It is heat-treated kiln |
| CN109269304B (en) * | 2018-10-30 | 2024-01-26 | 湖南金炉科技股份有限公司 | Heat treatment kiln |
| CN109708473A (en) * | 2019-01-12 | 2019-05-03 | 赐宝新型薄板(江苏)有限公司 | A kind of sand seal furnace improving liner furnace and resistance band service life |
| CN110307337A (en) * | 2019-07-09 | 2019-10-08 | 中国航发哈尔滨东安发动机有限公司 | A kind of rubber sealing structure having refrigerating function |
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