CN204327988U - A kind of seal arrangement for RH refining furnace roof rifle - Google Patents
A kind of seal arrangement for RH refining furnace roof rifle Download PDFInfo
- Publication number
- CN204327988U CN204327988U CN201420659163.6U CN201420659163U CN204327988U CN 204327988 U CN204327988 U CN 204327988U CN 201420659163 U CN201420659163 U CN 201420659163U CN 204327988 U CN204327988 U CN 204327988U
- Authority
- CN
- China
- Prior art keywords
- seal ring
- sealing seat
- ring
- seal
- gun body
- 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.)
- Expired - Fee Related
Links
Landscapes
- Furnace Details (AREA)
Abstract
The utility model provides a kind of refining furnace roof rifle seal arrangement being applied to RH refining furnace technical field, described seal arrangement is sleeved on top gun body (1), seal ring (3) is arranged on sealing seat (2), seal ring (3) is arranged groove (4), in groove (4), steel ring (5) is installed, sealing seat (2) is sleeved on top gun body (1) outer surface, steel ring (5) and seal ring (3) are all sleeved on top gun body (1), steel ring (5) and seal ring (3) are set to be positioned at the position between sealing seat (2) and top gun body (1), steel ring (5) side arranges recessed frictional groove (6).Seal arrangement of the present utility model, in the course of the work, sealing seat and seal ring fixing compact, seal ring can not go out sealing seat after heaving, and can Trusted recovery original position after release, guarantees that degree of vacuum is up to standard, improve the silicon steel quality of production, top rifle rate of fault declines to a great extent, and ensures that silicon steel is produced, effectively reduces cost.
Description
Technical field
The utility model belongs to RH refining furnace technical field, more particularly, relates to a kind of seal arrangement for RH refining furnace roof rifle.
Background technique
The RH refining furnace in steel-making region is the key equipment that silicon steel is produced, and whether RH refining furnace degree of vacuum is up to standard, directly has influence on the stability that silicon steel is produced.The seal arrangement of RH refining furnace roof rifle comprises Expansion sealing circle, Expansion sealing circle be by air pressure by concave rubber seal ring jack-up, wrap top rifle, reach rifle hole, vacuum chamber top sealing effect.In actual use, because sealing seat is fixing tight, rubber seal can go out sealing seat after heaving cannot recover the original position that bounces back, just bad rubber seal can be drawn during the rifle lifting of top, or gas leakage makes Expansion sealing circle not heave, and causes degree of vacuum can not be up to standard, affects the silicon steel quality of production.Rubber expandable seal circle loss is simultaneously very big, and almost often organize need of production and change 2 ~ 3, hand labor intensity is larger.
Model utility content
Technical problem to be solved in the utility model is: for the deficiencies in the prior art, there is provided a kind of structure simple, effectively can improve RH refining furnace sealability, reduce seal ring rate of fault, ensure that RH refining furnace is normally produced, thus reduce the seal arrangement for RH refining furnace roof rifle of cost of production.
Solve above-described technical problem, the technological scheme that the utility model is taked is:
The utility model is a kind of seal arrangement for RH refining furnace roof rifle, described seal arrangement is sleeved on the gun body of top, described seal arrangement comprises seal ring, sealing seat, and seal ring is arranged on sealing seat, seal ring arranges groove, install steel ring in groove, sealed socket sleeve is contained in top gun body outer surface, and steel ring and seal ring are all sleeved on the gun body of top, steel ring and seal ring are set to the position between sealing seat and top gun body, and steel ring side arranges recessed frictional groove.
Described sealing seat is loop configuration, and sealing seat lower end arranges outwardly boss, and seal ring lower end surface is resisted against on boss, and seal ring inner side surface is fitted with top gun body, and described seal arrangement also comprises gland, and gland is sleeved on the gun body of top.
Described gland is resisted against on sealing seat and seal ring side, and the side that described gland is resisted against seal ring side arranges multiple anti-slip tank on the surface.
Described sealing seat comprises upper bed-plate and lower bottom base, and upper bed-plate and lower bottom base are all sleeved on the gun body of top, and described boss is arranged on upper bed-plate, is fixedly connected with between lower bottom base with upper bed-plate by stainless steel bolt.
Described gland is connected with upper bed-plate, and gland is connected by multiple stainless steel bolt with upper bed-plate, and upper bed-plate is connected with source of the gas by connecting tracheae, connects on tracheae and arranges Self-operated pressure reducing valve, described steel ring arranges pore.
Be set to the structure together with fitting tightly between described seal ring with steel ring, gland, upper bed-plate, seal ring arranged two recess bent to the inside.
Adopt the technical solution of the utility model, following beneficial effect can be obtained:
Seal arrangement for RH refining furnace roof rifle described in the utility model, in use, by the air pressure of source of the gas by the seal ring jack-up of rubber, when wrapping top gun body, the recessed frictional groove of steel ring side and produce friction between anti-slip tank and seal ring, adds the end-face friction intensity between seal ring and sealing seat and gland, enhance sealability and the expansion effect of seal ring, rifle parcel will be pushed up closely, and decrease rifle hole, vacuum chamber top leakage rate, improve RH stove degree of vacuum; Meanwhile, seal arrangement of the present utility model, makes seal ring locate reliable, guarantee top rifle in the course of the work, sealing seat and seal ring fixing compact, seal ring can not go out sealing seat after heaving, and can Trusted recovery original position after release, bad seal ring can not be drawn during the rifle lifting of top, guarantee that degree of vacuum is up to standard, improve the silicon steel quality of production, top rifle rate of fault declines to a great extent, degree of vacuum can be stabilized in target range, ensure silicon steel
produce, effectively reduce cost.
Accompanying drawing explanation
Brief description is made to the content expressed by each accompanying drawing of this specification and the mark in figure below:
Fig. 1 is the structural representation that the top gun body of RH refining furnace roof rifle described in the utility model is connected with base;
Fig. 2 is the partial enlargement structural representation that the top gun body of RH refining furnace roof rifle described in the utility model is connected with base;
Accompanying drawing acceptance of the bid note is respectively: 1, push up gun body; 2, rifle base is pushed up; 3, seal ring; 4, groove; 5, steel ring; 6, recessed frictional groove; 7, boss; 8, gland; 9, seal ring side; 10, anti-slip tank; 11, upper bed-plate; 12, lower bottom base; 13, stainless steel bolt; 14, tracheae is connected; 15, Self-operated pressure reducing valve; 16, pore; 17, recess; 18, source of the gas.
Embodiment
Contrast accompanying drawing below, by the description to embodiment, the effect and working principle etc. of embodiment of the present utility model as the mutual alignment between the shape of involved each component, structure, each several part and annexation, each several part are described in further detail:
As shown in accompanying drawing 1, accompanying drawing 2, the utility model is a kind of seal arrangement for RH refining furnace roof rifle, described seal arrangement is sleeved on the gun body 1 of top, described seal arrangement comprises seal ring 3, sealing seat 2, seal ring 3 is arranged on sealing seat 2, seal ring 3 is arranged groove 4, in groove 4, steel ring 5 is installed, sealing seat 2 is sleeved on top gun body 1 outer surface, steel ring 5 and seal ring 3 are all sleeved on the gun body 1 of top, and steel ring 5 and seal ring 3 are set to the position between sealing seat 2 and top gun body 1, and steel ring 5 side arranges recessed frictional groove 6.Pass through said structure, seal ring is reliably connected with sealing seat, the setting of recessed frictional groove 6, by the air pressure of source of the gas 18 by seal ring 3 jack-up of rubber, when wrapping top rifle, produce between the recessed frictional groove 6 of steel ring 5 side and seal ring 3 and rub, add end-face friction intensity between the two, improve sealability and the expansion effect of seal ring, enhance the sealing effect of whole seal arrangement.
Described sealing seat 2 is loop configuration, sealing seat 2 lower end arranges outwardly boss 7, and seal ring 3 lower end surface is resisted against on boss 7, and seal ring 3 inner side surface is fitted with top gun body 1, described seal arrangement also comprises gland 8, and gland 8 is sleeved on the gun body 1 of top.The setting of boss 7, the reliable placement of seal ring can be realized, gland 8 is resisted against on seal ring 3, achieves the reliable location to seal ring 3, guarantees top rifle in the course of the work, sealing seat and seal ring 3 fixing compact can be guaranteed, seal ring 3 can go out sealing seat after heaving can Trusted recovery original position, can not draw bad seal ring 3, make seal ring 3 reliably heave simultaneously during the rifle lifting of top, guarantee that degree of vacuum is up to standard, improve the silicon steel quality of production.
Seal arrangement of the present utility model, is fixedly connected with gland 8 with upper bed-plate 11 by stainless steel bolt 13, and gland 8, upper bed-plate 11, seal ring 3, steel ring 5 can be combined closely.In the rifle working procedure of top, source of the gas 18 is obtained by Self-operated pressure reducing valve 15 stablizes air pressure, is entered the pore 16 of steel ring 5 setting, makes seal ring 3 inflation, will push up rifle parcel closely by the suction port of upper bed-plate 11.Owing to adding recessed frictional groove 6 and anti-slip tank 10, and then enhance seal ring 3 and the frictional strength of upper bed-plate 11 and steel ring 5 side two surface of contact, ensure that seal ring 3 expands when heaving and be unlikely to gone out base by air pressure and damage.The enhancing of the frictional strength of two surface of contact simultaneously, ensure that the sealability that seal ring 3 is good, decrease the leakage of gas, the seal ring 3 parcel top rifle that can expand reliably under the influence of air pressure restored with retraction, can not push up be drawn in rifle lifting process bad.The effect of seal ring 3 ensure that and the sealing in rifle hole, vacuum chamber top decreases leakage rate, ensure that degree of vacuum is up to standard, improves the silicon steel quality of production.
The described gland 8 be sleeved on the gun body 1 of top is resisted against on top rifle base 2 and seal ring side 9, and the side surface that described top rifle gland 8 is resisted against seal ring side 9 arranges multiple anti-slip tank 10.
Described gland 8 is resisted against on sealing seat 2 and seal ring side 9, and the side that described gland 8 is resisted against seal ring side 9 arranges multiple anti-slip tank 10 on the surface.The setting of anti-slip tank 10, by the air pressure of source of the gas 18 by seal ring 3 jack-up of rubber, when wrapping top rifle, the setting of anti-slip tank 10 improves base, frictional strength between top rifle gland and seal ring.
Described sealing seat 2 comprises upper bed-plate 11 and lower bottom base 12, and upper bed-plate 11 and lower bottom base 12 are all sleeved on the gun body 1 of top, and described boss 7 is arranged on upper bed-plate 11, is fixedly connected with between lower bottom base 12 with upper bed-plate 11 by stainless steel bolt 13.
Described gland 8 is connected with upper bed-plate 11, and gland 8 is connected by multiple stainless steel bolt 13 with upper bed-plate 11, and upper bed-plate 11 is connected with source of the gas by connecting tracheae 14, connects on tracheae 14 and arranges Self-operated pressure reducing valve 15, described steel ring 5 arranges pore 16.The Self-operated pressure reducing valve 15 that the connection tracheae of source of the gas increases, guarantees to enter that the gas pressure of seal ring 3 is stable remains on 0.15MPa.
The structure together with fitting tightly is set between described seal ring 3 with steel ring 5, gland 8, upper bed-plate 11, such structure, guarantee that seal ring operationally forms the cavity of a sealing, contribute to heaving of seal ring, seal ring 3 is arranged two recess bent to the inside 17.Recess 17 guarantees that steel ring is reliably positioned in the groove 4 of seal ring, guarantees seal ring reliably working.
Seal arrangement for RH refining furnace roof rifle described in the utility model, in use, by the air pressure of source of the gas by the seal ring jack-up of rubber, when wrapping top gun body, the recessed frictional groove of steel ring side and produce friction between anti-slip tank and seal ring, adds the end-face friction intensity between seal ring and sealing seat and gland, enhance sealability and the expansion effect of seal ring, rifle parcel will be pushed up closely, and decrease rifle hole, vacuum chamber top leakage rate, improve RH stove degree of vacuum; Meanwhile, seal arrangement of the present utility model, makes seal ring locate reliable, guarantee top rifle in the course of the work, sealing seat and seal ring fixing compact, seal ring can not go out sealing seat after heaving, and can Trusted recovery original position after release, bad seal ring can not be drawn during the rifle lifting of top, guarantee that degree of vacuum is up to standard, improve the silicon steel quality of production, top rifle rate of fault declines to a great extent, degree of vacuum can be stabilized in target range, ensure silicon steel
produce, effectively reduce cost.
Seal arrangement for RH refining furnace roof rifle described in the utility model, in use, by the air pressure of source of the gas by the seal ring jack-up of rubber, when wrapping top gun body, the recessed frictional groove of steel ring side and produce friction between anti-slip tank and seal ring, adds the end-face friction intensity between seal ring and sealing seat and gland, enhance sealability and the expansion effect of seal ring, rifle parcel will be pushed up closely, and decrease rifle hole, vacuum chamber top leakage rate, improve RH stove degree of vacuum; Meanwhile, seal arrangement of the present utility model, makes seal ring locate reliable, guarantee top rifle in the course of the work, sealing seat and seal ring fixing compact, seal ring can not go out sealing seat after heaving, and can Trusted recovery original position after release, bad seal ring can not be drawn during the rifle lifting of top, guarantee that degree of vacuum is up to standard, improve the silicon steel quality of production, top rifle rate of fault declines to a great extent, degree of vacuum can be stabilized in target range, ensure silicon steel
produce, effectively reduce cost.
Before employing RH refining furnace roof rifle described in the utility model, 1, change seal ring 2 by often organizing electric steel need of production, on average monthly produce electric steel 20 groups calculating, monthly need replacing 40; After improvement, on average changing concave rubber seal ring 1 for every 3 groups, by monthly producing electric steel 20 groups calculating, monthly needing replacing 7.By each concave rubber seal ring 66.5 yuan calculating, then can save spare part expense the whole year: (40-7) individual/moon * * in December 66.5 yuan /=26334 yuan/year; 2, each Expansion sealing circle of changing needs the time to be about 15min, by annual reduce change spare part (40-7) individual/moon * December=396 calculate, production time 15min/ * 396=5940min can be saved, by institute time-saving 50% for the production of, every stove steel is produced 45min and is calculated, then can produce electric steel 5940min*50%/45min*120t/ stove=7920t more every year, by ton steel profit 100 yuan calculating, benefit 7920t*100 unit/t=79.2 ten thousand yuan can be created every year more; 3, because the damage of Expansion sealing circle causes, degree of vacuum is not up to standard causes unplanned the breaking of electric steel production to be watered, calculate by causing 5 accidents every year on average, each unplanned disconnected water cause molten steel to melt down, the loss about 100,000 yuan such as middle bag is scrapped, energy consumption, then can reduce causality loss expense the whole year: 100,000 yuan/play * 5/years=500,000 yuan/year.COMPREHENSIVE CALCULATING, every year can synergy: 2.6334+79.2+50=131.8 ten thousand yuan.
By reference to the accompanying drawings exemplary description is carried out to the utility model above; the concrete realization of obvious the utility model is not subject to the restrictions described above; as long as have employed the various improvement that method of the present utility model is conceived and technological scheme is carried out; or design of the present utility model and technological scheme directly applied to other occasions, all in protection domain of the present utility model without to improve.
Claims (6)
1. the seal arrangement for RH refining furnace roof rifle, described seal arrangement is sleeved on top gun body (1), it is characterized in that: described seal arrangement comprises seal ring (3), sealing seat (2), seal ring (3) is arranged on sealing seat (2), seal ring (3) is arranged groove (4), in groove (4), steel ring (5) is installed, sealing seat (2) is sleeved on top gun body (1) outer surface, steel ring (5) and seal ring (3) are all sleeved on top gun body (1), steel ring (5) and seal ring (3) are set to be positioned at the position between sealing seat (2) and top gun body (1), steel ring (5) side arranges recessed frictional groove (6).
2. the seal arrangement for RH refining furnace roof rifle according to claim 1, it is characterized in that: described sealing seat (2) is loop configuration, sealing seat (2) lower end arranges outwardly boss (7), seal ring (3) lower end surface is resisted against on boss (7), seal ring (3) inner side surface is fitted with top gun body (1), described seal arrangement also comprises gland (8), and gland (8) is sleeved on top gun body (1).
3. the seal arrangement for RH refining furnace roof rifle according to claim 2, it is characterized in that: described gland (8) is resisted against on sealing seat (2) and seal ring side (9), and the side that described gland (8) is resisted against seal ring side (9) arranges multiple anti-slip tank (10) on the surface.
4. the seal arrangement for RH refining furnace roof rifle according to claim 3, it is characterized in that: described sealing seat (2) comprises upper bed-plate (11) and lower bottom base (12), upper bed-plate (11) and lower bottom base (12) are all sleeved on top gun body (1), described boss (7) is arranged on upper bed-plate (11), is fixedly connected with between lower bottom base (12) with upper bed-plate (11) by stainless steel bolt (13).
5. the seal arrangement for RH refining furnace roof rifle according to claim 4, it is characterized in that: described gland (8) is connected with upper bed-plate (11), gland (8) is connected by multiple stainless steel bolt (13) with upper bed-plate (11), upper bed-plate (11) is connected with source of the gas by connecting tracheae (14), connect on tracheae (14) and Self-operated pressure reducing valve (15) is set, described steel ring (5) arranges pore (16).
6. the seal arrangement for RH refining furnace roof rifle according to claim 5, it is characterized in that: be set to the structure together with fitting tightly between described seal ring (3) with steel ring (5), gland (8), upper bed-plate (11), seal ring (3) arranged two recess bent to the inside (17).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420659163.6U CN204327988U (en) | 2014-11-06 | 2014-11-06 | A kind of seal arrangement for RH refining furnace roof rifle |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420659163.6U CN204327988U (en) | 2014-11-06 | 2014-11-06 | A kind of seal arrangement for RH refining furnace roof rifle |
Publications (1)
Publication Number | Publication Date |
---|---|
CN204327988U true CN204327988U (en) | 2015-05-13 |
Family
ID=53164349
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201420659163.6U Expired - Fee Related CN204327988U (en) | 2014-11-06 | 2014-11-06 | A kind of seal arrangement for RH refining furnace roof rifle |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN204327988U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108866278A (en) * | 2018-06-13 | 2018-11-23 | 山东钢铁股份有限公司 | The sealing device and its replacing options of a kind of RH furnace high temperature active tunnel junction |
CN109973663A (en) * | 2019-04-19 | 2019-07-05 | 双龙集团有限公司 | Elastic gas sealing mechanism |
-
2014
- 2014-11-06 CN CN201420659163.6U patent/CN204327988U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108866278A (en) * | 2018-06-13 | 2018-11-23 | 山东钢铁股份有限公司 | The sealing device and its replacing options of a kind of RH furnace high temperature active tunnel junction |
CN109973663A (en) * | 2019-04-19 | 2019-07-05 | 双龙集团有限公司 | Elastic gas sealing mechanism |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN204327988U (en) | A kind of seal arrangement for RH refining furnace roof rifle | |
CN204254089U (en) | A kind of sealed type large-scale pipeline connecting head | |
CN204113262U (en) | Eight logical pressure break bulbs | |
CN205781266U (en) | Valve rod with removable seal set | |
CN204724427U (en) | A kind of portable polyurethane two component rifle Connection Block | |
CN104295894A (en) | Vertical low-temperature liquid storage tank | |
CN204127664U (en) | A kind of vertical low temperature liquid storage tank | |
CN201818931U (en) | Novel water stopping joint | |
CN204986214U (en) | Mending -leakage instrument is pressed in gathering line area | |
CN213655080U (en) | Natural gas compressor cooling device | |
CN202580459U (en) | Local flange leakage stopping fixture | |
CN205314955U (en) | Hole sealing device for improving gas extraction concentration | |
CN203202218U (en) | Bump groove sealing flange of compressor cooler | |
CN205065165U (en) | Flange blind plate | |
CN204214609U (en) | A kind of coal mining motor water channel water test unit | |
CN204585113U (en) | Water injection well changes clip ring gasket hydraulic pressure expander | |
CN207316462U (en) | A kind of enterprise's waste gas exhaust inventory control system | |
CN204099905U (en) | Tobacco expanding line pumping CO 2pressure equaliser | |
CN203051745U (en) | Sealing device for supercritical carbon dioxide extraction kettle | |
CN202301968U (en) | Novel overhaul seal structure of hydraulic turbine | |
CN204281772U (en) | Inverted blast furnace bucket pressure equalizing blow off valve | |
CN210751732U (en) | Improve sack blowback system auxiliary device of slay miropowder productivity effect | |
CN103090013A (en) | Maintenance sealing device for water turbines | |
CN204300646U (en) | A kind of bracing frame for fixing steam line valve, instrument | |
CN204098855U (en) | Water injection well mouth check valve |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
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: 20150513 Termination date: 20151106 |
|
EXPY | Termination of patent right or utility model |