CN107228569A - A kind of sealing system of central cooler or belt-cooling machine eutral margin drift dynamic control - Google Patents
A kind of sealing system of central cooler or belt-cooling machine eutral margin drift dynamic control Download PDFInfo
- Publication number
- CN107228569A CN107228569A CN201710610567.4A CN201710610567A CN107228569A CN 107228569 A CN107228569 A CN 107228569A CN 201710610567 A CN201710610567 A CN 201710610567A CN 107228569 A CN107228569 A CN 107228569A
- Authority
- CN
- China
- Prior art keywords
- belt
- central cooler
- pressure
- cooling machine
- sealing
- 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.)
- Granted
Links
Classifications
-
- 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
- F27D15/00—Handling or treating discharged material; Supports or receiving chambers therefor
- F27D15/02—Cooling
-
- 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
- F27D99/00—Subject matter not provided for in other groups of this subclass
- F27D99/0073—Seals
- F27D99/0076—Furnace car seals, i.e. seals used in continuous furnaces or kilns for preventing gas or heat exchange between heating chamber and the area comprising driving means
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Ventilation (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
A kind of sealing system for dynamic control of being drifted about the invention discloses central cooler or belt-cooling machine eutral margin, the system includes zero-pressure balanced seal device, pressure monitoring control device, electric adjustable air doors, hot air duct, high temperature pressure balance blower fan and hot wind inlet valve, and zero-pressure balanced seal device and pressure monitoring control device are separately positioned on region of leaking out；Hot wind inlet valve is connected with the outlet of waste heat boiler circulating fan, or be connected with low-temperature zone waste gas outlet, hot wind inlet valve hot air duct balances the connection of blower fan with high temperature pressure, and high temperature pressure balance blower fan is connected by electric adjustable air doors with n zero-pressure balanced seal device respectively.The system is used to realize effective sealing between central cooler or belt-cooling machine petticoat pipe and chassis, it can make inside and outside central cooler or belt-cooling machine petticoat pipe without pressure difference sealing, it can be achieved to be fully sealed, the quality that fume afterheat is utilized can be improved, so as to improve generated energy, it is ensured that sintering circular-cooler afterheat generating system is stable, efficient operation.
Description
Technical field
The present invention relates to central cooler or belt-cooling machine Sealing Technology, more particularly to a kind of central cooler or the drift of belt-cooling machine eutral margin
The sealing system of dynamic control.
Background technology
In steel manufacture process, sintering waste heat is using significantly being promoted, and sintering waste heat generating is most closed
Can the key problem of key be to utilize the residual heat collection of central cooler or belt-cooling machine, and the key technology that high-temperature flue gas is collected is exactly platform
The Sealing Technology of car and petticoat pipe.According to manufacturing technique requirent and it is individually not between central cooler or belt-cooling machine petticoat pipe and chassis
There is play, petticoat pipe between chassis top and petticoat pipe in finish machining equipment, and central cooler or belt-cooling machine running by heat to be become
The problems such as shape, so as to cause the dynamic sealing problem between petticoat pipe and chassis to turn into technical barrier, between at petticoat pipe and chassis
Gap is larger to cause cool ambient air largely to leak into, and causes flue-gas temperature to reduce, and reduces the steam quality of waste heat boiler, and influence is whole
Electricity generation system, the gap of same high-temperature flue gas from petticoat pipe and chassis is spilt, and will also result in the loss of heat, influences generated energy.Mesh
It is preceding many using super heated rubber sealing, flexible seals sealing and water-stop both at home and abroad, major defect is sealed using super heated rubber
It is that super heated rubber works at a temperature of 400 DEG C or so for a long time, deformation occurs in super heated rubber, the phenomenon of aging leads to not reach
To expected sealing effectiveness.The drawbacks of being sealed using flexible seals is in the presence of pressure inside central cooler or belt-cooling machine petticoat pipe with outside
Power is poor, and the pressure transient in petticoat pipe, causes flexible seals not to be fitted on the outer surface of chassis, causes sealing to be imitated
Fruit is deteriorated.It is very high using water-stop form cost, and it is serious that tank product can be caused to become silted up in running, and current technology is not obtained
To popularization.It is therefore desirable to design to disclosure satisfy that the sealing systems of requirements at the higher level between a kind of central cooler or belt-cooling machine petticoat pipe and chassis
System.
The content of the invention
A kind of sealing system for dynamic control of being drifted about it is an object of the invention to provide central cooler or belt-cooling machine eutral margin.This is
Unite for realizing effective sealing between central cooler or belt-cooling machine petticoat pipe and chassis, can make inside and outside central cooler or belt-cooling machine petticoat pipe
Both sides are sealed without pressure difference, you can realization is fully sealed, and the quality that fume afterheat is utilized can be improved, so as to improve generated energy, really
Protect sintering circular-cooler afterheat generating system stabilization, efficient operation.
The present invention is adopted the technical scheme that：A kind of sealing system of central cooler or belt-cooling machine eutral margin drift dynamic control
System, it is characterised in that：Including zero-pressure balanced seal device, pressure monitoring control device, electric adjustable air doors, hot air duct, height
Temperature and pressure dynamic balance blower fan and hot wind inlet valve, described zero-pressure balanced seal device and pressure monitoring control device are set respectively
Region of leaking out between central cooler or belt cooler trolley and top petticoat pipe；Wherein n zero-pressure is set to balance in region of leaking out close
Seal apparatus, and be fixedly connected on the outside of the petticoat pipe of top, entrance point and central cooler or the belt-cooling machine waste heat boiler of hot wind inlet valve
Circulating fan outlet connection, or the entrance point of hot wind inlet valve are connected with central cooler or belt-cooling machine low-temperature zone waste gas outlet,
The entrance point that the port of export hot air duct of hot wind inlet valve balances blower fan with high temperature pressure is connected, high temperature pressure balance blower fan
The port of export be connected respectively with the entrance point of electric adjustable air doors with hot air duct, the port of export warm-air pipe of electric adjustable air doors
Entrance point of the road respectively with n zero-pressure balanced seal device is connected.
Zero-pressure balanced seal device of the present invention include hot air distributor, magnetic flexible steel wire brush, U-shaped guide groove,
Vertical hanging board, bolt assembly, U-shaped clamping plate, horizontal fixed plate, flexible seals pressing plate, rivet, flexible seals and sealing are slided
Plate；Wherein horizontal fixed plate is fixedly connected on central cooler or belt-cooling machine petticoat pipe, hot air distributor be fixedly connected on central cooler or
Belt-cooling machine petticoat pipe outer lower portion, sealing sliding panel is fixedly connected on central cooler or belt cooler trolley top edge, flexible seals
Top be fixed on by flexible seals pressing plate and rivet in horizontal fixed plate, flexible seals lower tilt is overlapped on sealing
The outside of sliding panel, vertical hanging board is fixedly connected in horizontal fixed plate, and U-shaped guide groove is fixedly connected on sealing sliding panel,
Vertical hanging board, U-shaped clamping plate, the top of magnetic flexible steel wire brush are linked together by bolt assembly, magnetic flexible steel wire brush
Bottom is embedded in U-shaped guide groove.
The present invention design principle and have the advantage that as follows：
1) zero-pressure balanced seal device utilizes the outlet high-temperature flue gas of central cooler or belt-cooling machine waste heat boiler circulating fan, or
Using central cooler or belt-cooling machine low-temperature zone waste gas, fed back according to the leak out pressure-detecting device in region of petticoat pipe and chassis is arranged on
Signal, balances blower fan and electric adjustable section door by high temperature pressure and carries out dynamic regulation, can make central cooler or belt cooler trolley with
The control of petticoat pipe sealing area inside and outside differential pressure is in zero crossings drift, and no pressure difference is that can be achieved to be fully sealed, and improves fume afterheat profit
Quality, reaches making full use of for fume afterheat, so as to improve generated energy, it is ensured that sinter cooler afterheat generating system is steady
Fixed, efficient operation.
2）The zero-pressure balanced seal device of central cooler or belt cooler trolley and petticoat pipe uses double-layer labyrinth type sealing structure, leans on
Magnetic flexible steel wire brush configuration is selected in nearly high-temperature flue gas side, it is simple in construction can high temperature resistant；Flexible seals are used close to atmospheric side
Sealing, material softness is easily fitted with sealing surface；The sealing area formed by double-layer labyrinth type sealing structure floats to eutral margin
Move dynamic control and effective operation interval is provided, to realize hermetically sealed offer guarantee.
3）The air quantity and wind speed of zero-pressure balanced seal device can be adjusted by adjusting electrically operated gate, it is possible to achieve to zero-pressure
The reasonable adjusting of balanced seal device and distribution, realization are fully sealed without pressure difference.
Air leak rate of air curtain more than 98% between central cooler or belt-cooling machine petticoat pipe and chassis can be reduced using the system, greatly improved
The generating capacity and generating efficiency of sinter cooler afterheat generating system.
Brief description of the drawings
Fig. 1 is that the system is arranged and catenation principle schematic diagram；
Fig. 2 is the partial assembled schematic cross-sectional view of zero-pressure balanced seal device 2 in Fig. 1.
Label declaration in figure：1 zero-pressure balanced seal device；2 pressure monitoring devices；3 electric adjustable section doors；4 hot air ducts；5
High temperature pressure balances blower fan；6 hot wind inlet valves；7 hot air distributors；8 magnetic flexible steel wire brush；9 U-shaped guide grooves；10 is vertical
Hanging plate；11 bolt assemblies；12U type clamping plates；13 horizontal fixed plates；14 flexible seals pressing plates；15 rivets；16 flexible seals；
17 sealing sliding panels；18 chassis；19 petticoat pipes.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described.
Reference picture 1, the system include zero-pressure balanced seal device 1, pressure monitoring control device 2, electric adjustable air doors 3,
Hot air duct 4, high temperature pressure balance blower fan 5 and hot wind inlet valve 6, zero-pressure balanced seal device 1 and pressure monitoring control dress
Put 2 regions of leaking out being separately positioned between central cooler or belt cooler trolley and top petticoat pipe；Wherein n are set in region of leaking out
Zero-pressure balanced seal device 1, and be fixedly connected on the outside of the petticoat pipe of top, entrance point and central cooler or the band of hot wind inlet valve 6
Cold waste heat boiler circulating fan outlet connection, or hot wind inlet valve 6 entrance point and central cooler or belt-cooling machine low-temperature zone
Waste gas outlet is connected, and the port of export of hot wind inlet valve 6 is connected with hot air duct 4 with the entrance point that high temperature pressure balances blower fan 5,
Entrance point of the port of export of high temperature pressure balance blower fan 5 with hot air duct 4 respectively with electric adjustable air doors 3 is connected, motorized adjustment
Entrance point of the port of export of air door 3 with hot air duct 4 respectively with n zero-pressure balanced seal device 1 is connected.
Reference picture 2, the zero-pressure balanced seal device of the system includes hot air distributor 7, magnetic flexible steel wire brush 8, U-shaped led
To groove 9, vertical hanging board 10, bolt assembly 11, U-shaped clamping plate 12, horizontal fixed plate 13, flexible seals pressing plate 14, rivet 15, soft
Property seal 16 and sealing sliding panel 17；Wherein horizontal fixed plate 13 is fixedly connected on central cooler or belt-cooling machine petticoat pipe 19, heat
Wind distributor 7 is fixedly connected on central cooler or the outer lower portion of belt-cooling machine petticoat pipe 19, and sealing sliding panel 17 is fixedly connected on central cooler
Or the top edge of belt cooler trolley 18, the top of flexible seals 16 is fixed on horizontal stroke by flexible seals pressing plate 14 and rivet 15
To in fixed plate 13, the lower tilt of flexible seals 16 is overlapped on the outside of sealing sliding panel 17, and vertical hanging board 10 is fixedly connected
In horizontal fixed plate 13, U-shaped guide groove 9 is fixedly connected on sealing sliding panel 17, vertical hanging board 10, U-shaped clamping plate 12, magnetic
The top of flexible steel wire brush 8 is linked together by bolt assembly 11, and the bottom of magnetic flexible steel wire brush 8 is embedded in U-shaped guiding
In groove 9.
Pressure monitoring control device, electric adjustable section door, high temperature pressure balance three devices of blower fan of the system pass through automatic
Carry out chain control is put in makeup.
Claims (2)
- The sealing system of dynamic control 1. a kind of central cooler or belt-cooling machine eutral margin drift about, it is characterised in that：Including zero-pressure balance Sealing device（1）, pressure monitoring control device（2）, electric adjustable air doors（3）, hot air duct（4）, high temperature pressure balance blower fan （5）With hot wind inlet valve（6）, described zero-pressure balanced seal device（1）With pressure monitoring control device（2）It is separately positioned on Region of leaking out between central cooler or belt cooler trolley and top petticoat pipe；N zero-pressure balanced seal wherein is set in region of leaking out Device（1）, and be fixedly connected on the outside of the petticoat pipe of top, hot wind inlet valve（6）Entrance point and central cooler or belt-cooling machine waste heat Boiler circulating fan outlet connection, or hot wind inlet valve（6）Entrance point go out with central cooler or belt-cooling machine low-temperature zone waste gas Mouth connection, hot wind inlet valve（6）Port of export hot air duct（4）Blower fan is balanced with high temperature pressure（5）Entrance point connection, High temperature pressure balances blower fan（5）Port of export hot air duct（4）Respectively with electric adjustable air doors（3）Entrance point connection, electricity Dynamic damper（3）Port of export hot air duct（4）Respectively with n zero-pressure balanced seal device（1）Entrance point connection.
- The sealing system of dynamic control 2. a kind of central cooler according to claim 1 or belt-cooling machine eutral margin drift about, it is special Levy and be：Described zero-pressure balanced seal device includes hot air distributor（7）, magnetic flexible steel wire brush（8）, U-shaped guide groove （9）, vertical hanging board（10）, bolt assembly（11）, U-shaped clamping plate（12）, horizontal fixed plate（13）, flexible seals pressing plate（14）、 Rivet（15）, flexible seals（16）With sealing sliding panel（17）；Wherein horizontal fixed plate（13）Be fixedly connected on central cooler or Belt-cooling machine petticoat pipe（19）On, hot air distributor（7）It is fixedly connected on central cooler or belt-cooling machine petticoat pipe（19）Outer lower portion, sealing is slided Dynamic plate（17）It is fixedly connected on central cooler or belt cooler trolley（18）Top edge, flexible seals（16）Top pass through flexibility Seal pressing plate（14）And rivet（15）It is fixed on horizontal fixed plate（13）On, flexible seals（16）Lower tilt is overlapped on close Seal sliding panel（17）Outside, vertical hanging board（10）It is fixedly connected on horizontal fixed plate（13）On, U-shaped guide groove（9）It is fixed to connect It is connected on sealing sliding panel（17）On, vertical hanging board（10）, U-shaped clamping plate（12）, magnetic flexible steel wire brush（8）Top pass through bolt Component（11）Link together, magnetic flexible steel wire brush（8）Bottom be embedded in U-shaped guide groove（9）It is interior.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710610567.4A CN107228569B (en) | 2017-07-25 | 2017-07-25 | Sealing system for dynamic control of zero pressure surface drift of circular cooler or belt cooler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710610567.4A CN107228569B (en) | 2017-07-25 | 2017-07-25 | Sealing system for dynamic control of zero pressure surface drift of circular cooler or belt cooler |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107228569A true CN107228569A (en) | 2017-10-03 |
| CN107228569B CN107228569B (en) | 2023-04-28 |
Family
ID=59957612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710610567.4A Active CN107228569B (en) | 2017-07-25 | 2017-07-25 | Sealing system for dynamic control of zero pressure surface drift of circular cooler or belt cooler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107228569B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0124813A2 (en) * | 1983-05-04 | 1984-11-14 | WSW Planungs-GmbH | Light construction coke oven door |
| CN203053241U (en) * | 2013-02-04 | 2013-07-10 | 河北钢铁股份有限公司邯郸分公司 | Sealing device of waste heat recovery trolley of annular cooler |
| CN103512372A (en) * | 2013-10-21 | 2014-01-15 | 吴�琳 | Waste heat power generation flue gas negative pressure self-compensating sealing device of ring cooler |
| CN104034175A (en) * | 2014-06-11 | 2014-09-10 | 中冶北方（大连）工程技术有限公司 | Energy-saving and emission-reducing type sintering process |
| CN206339103U (en) * | 2016-12-30 | 2017-07-18 | 南京南瑞集团公司节能环保分公司 | A kind of device for improving central cooler waste heat recovery effect |
| CN207066149U (en) * | 2017-07-25 | 2018-03-02 | 天津健威泽节能环保科技股份有限公司 | The sealing system of central cooler or belt-cooling machine eutral margin drift dynamic control |
-
2017
- 2017-07-25 CN CN201710610567.4A patent/CN107228569B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0124813A2 (en) * | 1983-05-04 | 1984-11-14 | WSW Planungs-GmbH | Light construction coke oven door |
| CN203053241U (en) * | 2013-02-04 | 2013-07-10 | 河北钢铁股份有限公司邯郸分公司 | Sealing device of waste heat recovery trolley of annular cooler |
| CN103512372A (en) * | 2013-10-21 | 2014-01-15 | 吴�琳 | Waste heat power generation flue gas negative pressure self-compensating sealing device of ring cooler |
| CN104034175A (en) * | 2014-06-11 | 2014-09-10 | 中冶北方（大连）工程技术有限公司 | Energy-saving and emission-reducing type sintering process |
| CN206339103U (en) * | 2016-12-30 | 2017-07-18 | 南京南瑞集团公司节能环保分公司 | A kind of device for improving central cooler waste heat recovery effect |
| CN207066149U (en) * | 2017-07-25 | 2018-03-02 | 天津健威泽节能环保科技股份有限公司 | The sealing system of central cooler or belt-cooling machine eutral margin drift dynamic control |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107228569B (en) | 2023-04-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103363597B (en) | A kind of air-conditioner outdoor unit | |
| KR101782433B1 (en) | Air-conditioning System Using Air Type Photohvoltaic-thermal Preheating Module | |
| CN102433521B (en) | Fuel gas roller hearth continuous rapid aging furnace | |
| CN103047869B (en) | Three-dimensional limiting type elastic sealing device of lower breast board of circular cooler trolley | |
| CN208293051U (en) | A kind of Novel annealing furnace for strip continuous annealing treatment production line | |
| CN207066149U (en) | The sealing system of central cooler or belt-cooling machine eutral margin drift dynamic control | |
| CN107228569A (en) | A kind of sealing system of central cooler or belt-cooling machine eutral margin drift dynamic control | |
| CN106253105B (en) | A kind of transformer station's green exhaust system with noise reduction and function of smoking alarm | |
| CN208332915U (en) | A kind of vacuum impulse drying equipment disturbing flow device | |
| CN107081019A (en) | A kind of dust collector for high-temperature flue | |
| CN204853514U (en) | Environment -friendly vertical heater | |
| CN203128623U (en) | Double-chamber single-air-suction type guiding device | |
| CN207066151U (en) | Regulatable complete alternation wind sintering machine cooler afterheat generating system | |
| CN207744301U (en) | A kind of electric box operation micro environment control device | |
| CN209341763U (en) | A kind of heating, drying case furnace | |
| CN205351674U (en) | Air supply arrangement and air conditioning equipment | |
| CN205509514U (en) | Low -voltage reactive power compensation device | |
| CN106438464A (en) | Urea pyrolysis ultrahigh fan | |
| CN106733190A (en) | A kind of hot blast protection device for wet electrical dust precipitator | |
| CN203144280U (en) | Adjustable air duct for convection type glass plate heating furnace | |
| CN206356138U (en) | A kind of hot blast protection device for wet electrical dust precipitator | |
| CN217929484U (en) | Vacuum drying oven | |
| CN205175141U (en) | A platform truck sealing system that is arranged in cold machine of sintered ring | |
| CN208907634U (en) | Air preheater wind side cold end damps decompressor | |
| CN205784481U (en) | A kind of heating and apparatus for baking |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |