CN201757185U - Smoke guide and conversion valve for coke oven - Google Patents

Smoke guide and conversion valve for coke oven Download PDF

Info

Publication number
CN201757185U
CN201757185U CN2010201608219U CN201020160821U CN201757185U CN 201757185 U CN201757185 U CN 201757185U CN 2010201608219 U CN2010201608219 U CN 2010201608219U CN 201020160821 U CN201020160821 U CN 201020160821U CN 201757185 U CN201757185 U CN 201757185U
Authority
CN
China
Prior art keywords
valve
coke
flue gas
coke oven
valve plate
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 - Lifetime
Application number
CN2010201608219U
Other languages
Chinese (zh)
Inventor
顾晓光
陈满科
彭亦明
张阳
朱晓华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
MCC Engineering Technology Co., Ltd.
Original Assignee
Central Research Institute of Building and Construction Co Ltd MCC Group
China Jingye Engineering Corp Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Central Research Institute of Building and Construction Co Ltd MCC Group, China Jingye Engineering Corp Ltd filed Critical Central Research Institute of Building and Construction Co Ltd MCC Group
Priority to CN2010201608219U priority Critical patent/CN201757185U/en
Application granted granted Critical
Publication of CN201757185U publication Critical patent/CN201757185U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Landscapes

  • Lift Valve (AREA)

Abstract

A smoke guide and conversion valve for coke oven comprises a valve body (1), a valve plate (2) and an external counterweight (3), and is characterized in that the valve body (1) of the smoke conversion has been reinforced on external side of the box body, an air duct has a lower port for air intake and an upper port for air discharge, the lower port butt joints with the joint on a cock stopping trolley so as to guide the smoke collected by the dust removal shield of the cock stopping trolley into a dust removal multi-valve pipe, and the upper port is connected with the flange of the dust removal multi-valve pipe to fix the conversion valve and to directly guide the smoke into the dust removal multi-valve pipe. The conversion valve also comprises a rotary shaft (4), a counterweight moment arm (5) and a sealing strip (6), wherein the rotary shaft (4) is in one inner side of the valve body (1), the valve plate (2) is opened from one side via the rotary shaft (4) and closed via the external counterweight (3). The smoke guide and conversion valve effectively solves the problems of system air quantity during cock guiding process and inspection and maintenance. With the smoke guide and conversion valve, the system designed air quantity reduces 10% to 15 %, air leakage has been minimized, and inspection and maintenance problem can be solved completely.

Description

A kind of coke flue gas guided by coke oven changing valve
Technical field
The utility model relates to a kind of flue gas changing valve, leads the flue gas changing valve of burnt dust pelletizing system especially for coke oven.This changing valve is that burnt novel dedusting process nucleus equipment is led in the suction of a kind of top, cooperates coke guide dedusting docking port to finish the purpose that the flue gas of movably coke guide dust hood collection is imported the dedusting main pipe.
Background technique
The coke oven coke side is plucked fire door and is led the flue gas that produces in the burnt process, is collected by the dust hood that is positioned on the coke guide, enters many valves cleaning shaft by the flue gas changing valve again.
At present, the existing flue gas guided by coke changing valve of domestic coke oven adopts the evolution formula that goes up, and valve plate upwards opens valve plate by the push rod that motor drive mechanism promotes to be connected with axle, closes and then relies on the valve plate deadweight.Because the valve plate push rod is positioned at the valve body top, the space can't seal between push rod and valve plate joint and valve body, causes valve plate to push back system part air quantity open and misses, and be not used for dedusting.Simultaneously, Flap valve is in leading burnt dedusting working procedure, because system's flue gas is hot flue gas, valve plate is in the state that colds and heat succeed each other, be easy to occur distortion, and in case distortion occurs, wholely lead burnt dedusting and be responsible for a plurality of flue gas changing valves are arranged again, must cause system's inleakage very big, this also is the main cause that the coke-oven plant of present domestic employing side-intake type flue gas changing valve leads burnt dust pelletizing system poor effect.Adding up-turning type Flap valve working state can't conveniently observe from the outside, and cause the changing valve valve plate situation not in place to occur, and Stamping Steel Ribbon certainly will also cause the ability of system when work can't reach the standard of design because of the aging phenomenon that comes off is difficult to find and maintenance.
Summary of the invention
The purpose of this utility model provides a kind of coke flue gas guided by coke oven changing valve, effectively solves and leads the problems referred to above in the burnt dust removal process.Adopt flue gas changing valve of the present utility model, the system design air quantity can reduce 10%~15%.The problem of leaking out will be greatly improved, and inspection and maintenance problem will be solved.
A kind of coke flue gas guided by coke oven changing valve in the utility model is made up of valve body, valve plate, outside counterweight three parts.It is characterized in that: described valve body side is the casing reinforced structure, sealing fully, and the valve body upper and lower opening is a gas channel, valve plate is downward unfolding mode.Described coke flue gas guided by coke oven changing valve also comprises rotatingshaft, the counterweight arm of force, Stamping Steel Ribbon, and described rotatingshaft is positioned at valve inner one side.Described valve plate is one-sided opening, and relies on rotatingshaft to open, and relies on outside counterweight to close.Be sealed into the inclined-plane sealing between described valve plate and gas channel.Described seal ring is 9 fonts, and material is a silicone rubber.Described seal ring is as a whole, has only a seam.Described outside counterweight is positioned at the valve body outside, is dividing both sides to place along long axis direction.Described valve body end opening is an air intake passage, and suitable for reading is ventilation channel, and end opening docks with docking port on being positioned at coke guide, suitable for readingly then is connected with many valve pipelines flange.Flue gas changing valve valve body structure adopts the form of the outer reinforcement of casing.Air-flow path adopts end opening air intake, the mode of air draft suitable for reading.End opening docks with docking port on being positioned at coke guide, to reach the purpose that the flue gas that the coke guide dust hood is collected imports the many valve pipelines of dedusting.Suitable for readingly then be connected, play the effect of fixed conversion valve, and make flue gas directly import many valves of dedusting pipe with many valve pipelines flange.When leading burnt operation, end opening is finished back, butt joint back whole valve body and is sealed fully, does not exist owing to there being movable part to make the not tight situation of valve seal.Simultaneously, heat-resisting asbestos washer sealing is used in joint suitable for reading, and the silastic sealing strip sealing is then used in the end opening joint.
Valve plate is positioned at valve inner, and valve plate is for opening downwards, when closing and 30 ° of substantially horizontal angles, when opening and 90 ° of substantially horizontal angles.Valve plate is a rectangular, is fixed in vertically on the rotatingshaft arm of force, and rotatingshaft is positioned at valve internal one side.In order to overcome the problem that valve plate is out of shape under the suddenly cold and hot condition at work, valve plate has been carried out special consolidation process, make valve plate on the controlled basis of weight, flatness and intensity have significantly and to improve, and can reach valve air leak rate of air curtain<2% in that system is in service.The valve plate counterweight part is positioned at the valve body outside, by rotatingshaft the valve plate of opening is closed, and valve plate is opened then and realized by the electric pushrod promotion counterweight arm of force.In order to guarantee that valve plate does not produce the deformation of reversing when moving, counterweight part divides two-part to fit over the valve both sides along the valve plate length direction.Counterweight adopts monolithic form, is convenient to adjust weight, and a plurality of counterweights hole is set on the arm of force, so also can reach the purpose of regulating the valve plate sealed vol by the length of regulating the arm of force.
At valve plate and docking port seal aspect, all adopt silastic sealing strip, adopt 9 font integral sealing circles in form.Operability when the steadiness of consideration seal ring assembling and maintenance, the mode that adopts jackscrew and band steel that seal ring is compressed in the outer ring during installation.
After valve processing assembling finishes, carry out closed-water test, and outside counterweight is adjusted, after requiring to reach valve plate and closing, do not leak downwards to qualified.During on-the-spot the installation, piping erection, adjust and finish, guarantee that each flange of many valves pipe all aligns and keeps same plane after, cooperate coke guide to carry out the installation of valve.
Description of drawings
Below in conjunction with accompanying drawing the utility model is advanced an explanation.
Fig. 1 is the utility model elevation.
Fig. 2 is the utility model profile.
Fig. 3 is the utility model side sectional view.
Valve body 1, valve plate 2, outside counterweight 3, rotatingshaft 4, the counterweight arm of force 5, Stamping Steel Ribbon 6.
Embodiment
This flue gas changing valve comprises valve body 1, valve plate 2, outside counterweight 3, also comprises rotatingshaft 4, the counterweight arm of force 5, Stamping Steel Ribbon 6.
Flue gas changing valve valve body 1 adopts the form of the outer reinforcement of casing, and air-flow path adopts end opening air intake, the mode of air draft suitable for reading.
End opening docks with docking port on being positioned at coke guide, to reach the purpose that the flue gas that the coke guide dust hood is collected imports the many valve pipelines of dedusting; Suitable for readingly then be connected, play the effect of fixed conversion valve, and make flue gas directly import many valves of dedusting pipe with many valve pipelines flange.When leading burnt operation, end opening is finished back, butt joint back whole valve body and is sealed fully, does not exist owing to there being movable part to make the not tight situation of valve seal.Simultaneously, heat-resisting asbestos washer sealing is used in joint suitable for reading, and the silastic sealing strip sealing is then used in the end opening joint.
Valve plate 2 is positioned at valve body 1 inside, and valve plate 2 is for opening downwards, when closing and 30 ° of substantially horizontal angles, when opening and 90 ° of substantially horizontal angles.Valve plate 2 is a rectangular, is fixed in vertically on rotatingshaft 4 arm of forces, and rotatingshaft 4 is positioned at valve internal one side.In order to overcome the problem that valve plate 2 is out of shape under the suddenly cold and hot condition at work, valve plate 2 has been carried out special consolidation process, make valve plate 2 on the controlled basis of weight, flatness and intensity have significantly and to improve, and can reach valve air leak rate of air curtain<2% in that system is in service.
The outside counterweight 3 of valve plate 2 is positioned at the valve body outside, by rotatingshaft 4 valve plate of opening 2 is closed, and valve plate 2 is opened then and realized by the rotatingshaft promotion counterweight arm of force 5.In order to guarantee that valve plate 2 does not produce the deformation of reversing when moving, outside counterweight 3 divides two-part to fit over the valve both sides along valve plate 2 length directions.Outside counterweight 3 adopts monolithic form, is convenient to adjust weight.And a plurality of counterweights hole is set on the arm of force, so also can reaches the purpose of regulating the valve plate sealed vol by the length of regulating the arm of force.
At valve plate 2 and docking port seal aspect, all adopt silastic sealing strip, adopt 9 font integral sealing circles in form.Operability when the steadiness of consideration seal ring assembling and maintenance, the mode that adopts jackscrew and band steel that seal ring is compressed in the outer ring during installation.
After valve processing assembling finishes, carry out closed-water test, and outside counterweight 3 is adjusted, after requiring to reach valve plate 2 and closing, do not leak downwards to qualified.During on-the-spot the installation, piping erection, adjust and finish, guarantee that each flange of many valves pipe all aligns and keeps same plane after, cooperate coke guide to carry out the installation of valve.
The above case only is a preferable case study on implementation of the present utility model; be not to limit practical range of the present utility model with this; so any equivalence that all shapes according to the utility model, structure and principle are done changes, and all should be covered by in the protection domain of the present utility model.

Claims (9)

1. coke flue gas guided by coke oven changing valve, comprise valve body (1), valve plate (2), outside counterweight (3), it is characterized in that: described valve body (1) side is the casing reinforced structure, fully sealing, valve body (1) upper and lower opening is a gas channel, and valve plate (2) is downward unfolding mode.
2. coke flue gas guided by coke oven changing valve according to claim 1 is characterized in that: also comprise rotatingshaft (4), the counterweight arm of force (5), Stamping Steel Ribbon (6), described rotatingshaft (4) is positioned at the inner side of valve body (1).
3. coke flue gas guided by coke oven changing valve according to claim 1 is characterized in that: described valve plate (2) is one-sided opening, and relies on rotatingshaft (4) to open, and relies on outside counterweight (3) to close.
4. coke flue gas guided by coke oven changing valve according to claim 1 is characterized in that: described valve plate (2) when closing and the substantially horizontal angle be 30 °, when opening and the substantially horizontal angle be 90 °.
5. coke flue gas guided by coke oven changing valve according to claim 1 is characterized in that: be sealed into the inclined-plane sealing between described valve plate (2) and gas channel.
6. coke flue gas guided by coke oven changing valve according to claim 2 is characterized in that: described seal ring (6) is 9 fonts, and material is a silicone rubber.
7. coke flue gas guided by coke oven changing valve according to claim 2 is characterized in that: described seal ring (6) is as a whole, has only a seam.
8. coke flue gas guided by coke oven changing valve according to claim 1 is characterized in that: described outside counterweight (3) is positioned at valve body (1) outside, is dividing both sides to place along long axis direction.
9. coke flue gas guided by coke oven changing valve according to claim 1 is characterized in that: described valve body (1) end opening is an air intake passage, and suitable for reading is ventilation channel, and end opening docks with docking port on being positioned at coke guide, suitable for readingly then is connected with many valve pipelines flange.
CN2010201608219U 2010-04-14 2010-04-14 Smoke guide and conversion valve for coke oven Expired - Lifetime CN201757185U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010201608219U CN201757185U (en) 2010-04-14 2010-04-14 Smoke guide and conversion valve for coke oven

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010201608219U CN201757185U (en) 2010-04-14 2010-04-14 Smoke guide and conversion valve for coke oven

Publications (1)

Publication Number Publication Date
CN201757185U true CN201757185U (en) 2011-03-09

Family

ID=43644457

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2010201608219U Expired - Lifetime CN201757185U (en) 2010-04-14 2010-04-14 Smoke guide and conversion valve for coke oven

Country Status (1)

Country Link
CN (1) CN201757185U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106553860A (en) * 2016-11-22 2017-04-05 无锡锡东能源科技有限公司 A kind of turnover panel door
CN107720305A (en) * 2017-10-16 2018-02-23 无锡锡东能源科技有限公司 Plate-turning door

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106553860A (en) * 2016-11-22 2017-04-05 无锡锡东能源科技有限公司 A kind of turnover panel door
CN106553860B (en) * 2016-11-22 2019-06-14 无锡锡东能源科技有限公司 A kind of turnover panel door
CN107720305A (en) * 2017-10-16 2018-02-23 无锡锡东能源科技有限公司 Plate-turning door

Similar Documents

Publication Publication Date Title
CN208557600U (en) A kind of moveable glove box of gloves
CN201757185U (en) Smoke guide and conversion valve for coke oven
CN103590723A (en) Hot air isolating door of thermal power station coal mill
CN202255794U (en) Multiple sealing structure performance testing system
CN209613711U (en) A kind of steam-line blowing target plate device
CN1888087A (en) Converter shop dust collecting cover device
CN106807930B (en) A kind of large ladle furnace hot repair is tumbled a dust removal method
CN106595974B (en) The air-tightness detection method of active carbon flue gas purification device
CN113004916B (en) Dust remover top suction upturning type flue gas conversion device
CN204421654U (en) The hermetically-sealed construction of swing type movable flue
CN208980640U (en) A kind of pair of dust excluding hood of coke oven has the riser structural of protective effect
CN203083379U (en) Smoke collecting cover of casting furnace
CN209196155U (en) A kind of Novel gate valve of gear driving
CN204495092U (en) The heating furnace side wall peephole device improved
CN206359595U (en) A kind of vaccum-pumping equipment
CN205957745U (en) Smelting pot measurement controller
CN202153179U (en) Adaptive type butterfly valve function wind tunnel testing apparatus
CN106052409B (en) A kind of smelting furnace Mersure Controler and measurement control method
CN201027990Y (en) Double-layer by-pass valve of dust remover
CN201530837U (en) CAS-OB dedusting device
CN218743840U (en) Air suction pipeline installation structure and closed water treatment facility applying same
CN218954926U (en) Hot air door regulating door spindle air leakage treatment device
CN103666492B (en) Connecting device of furnace end smoke collection pipeline
CN204985737U (en) Remove dust with pneumatic seal valve of integral type
CN215891148U (en) Air quantity switching device and waste gas treatment system

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
ASS Succession or assignment of patent right

Owner name: CHINA JINGYE ENGINEERING CORPORATION LIMITED MCC E

Free format text: FORMER OWNER: CHINA JINGYE ENGINEERING CORPORATION LIMITED

Effective date: 20130502

C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20130502

Address after: 100088 Beijing city Haidian District Xitucheng Road No. 33

Patentee after: MCC Central Research Institute of Building and Construction Co., Ltd.

Patentee after: China Jingye Engineering Technology Co., Ltd.

Patentee after: MCC Engineering Technology Co., Ltd.

Address before: 100088 Beijing city Haidian District Xitucheng Road No. 33

Patentee before: MCC Central Research Institute of Building and Construction Co., Ltd.

Patentee before: China Jingye Engineering Technology Co., Ltd.

CX01 Expiry of patent term

Granted publication date: 20110309

CX01 Expiry of patent term