CN104110693B - Funnel Cover - Google Patents
Funnel Cover Download PDFInfo
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- CN104110693B CN104110693B CN201410130523.8A CN201410130523A CN104110693B CN 104110693 B CN104110693 B CN 104110693B CN 201410130523 A CN201410130523 A CN 201410130523A CN 104110693 B CN104110693 B CN 104110693B
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Abstract
The present invention relates to Funnel Cover.One kind leakage is small, drainage effect is good, the all good flue damper door of stability when being maintained at open and-shut mode, including door-plate and drive mechanism, door-plate has two pairs, two panels door-plate in same end of door plate is to unlatching, the joint of the two panels door-plate of same end of door plate is provided with bottom sealing socket, the joint of door-plate and chimney, and the joint of the two adjacent door-plates between end of door plate is designed with upper seal support, bottom sealing socket upper surface is provided with the rhone with chimney ft connection, it is provided with door-plate along rotating shaft radial direction two ends all beyond the cavity of rotating shaft, cavity is designed with buffer spring along rotating shaft radial direction two ends, cavity is in built with moveable and door-plate to be opened or all abuts balance weight together with the buffer spring of corresponding end during closed configuration.The present invention solves the problems, such as that chimney baffle door slip is big, drainage effect is poor, is not easy to be maintained at opening.
Description
Technical field
The present invention relates to chimney, more particularly to a kind of Funnel Cover.
Background technology
One of part in the main chimney systems of UTILIZATION OF VESIDUAL HEAT IN flue gas is Funnel Cover, when waste heat boiler runs, by Funnel Cover
Open, chimney tail gas is arranged to air by main chimney；When waste heat boiler does not run, Funnel Cover can be closed, greatly subtracted
The reduction of temperature in few waste heat boiler, starts shipment and provides larger energy again to waste heat boiler, reduces the waste heat boiler radiator time.
The structure of existing Funnel Cover such as China Patent No. is that 2009203013416, authorized announcement date is January 13, title in 2010
As disclosed in patent document for " main chimney gear door-plate ", using the split form of butterfly, two door-plates are provided with, by connecting rod
Door-plate is driven to rotate.Existing Funnel Cover has the following disadvantages：Slip is high, causes heat insulation effect poor；Drainage effect is poor, rainwater
It is easily accessible in chimney；The height of output chimney part is high during opening, be maintained at laborious during opening；Can not obtain
Know the open position of door-plate.
The content of the invention
The invention provides it is a kind of leak that small, drainage effect is good, be maintained at open and-shut mode when all good chimney of stability
Lid, solves that the slip existing for the chimney baffle door of existing two panels door-plate is big, drainage effect is poor, is not easy to be maintained at out
Open the problem of state.
Above technical problem is solved by following technical proposal：A kind of Funnel Cover, including capping chimney door-plate and
The drive mechanism of door-plate folding is driven, the door-plate is provided with rotating shaft, and the door-plate there are two pairs, the two panels door-plate in same end of door plate
To unlatching, being provided with three upper seal supports and two bottom sealing sockets in the chimney, two bottom sealing sockets are located at two opposite houses respectively
The joint of the two panels door-plate of same end of door plate in plate, three upper seal supports are located at docking of the door-plate with chimney wall respectively
The joint of the adjacent door-plate between place and two end of door plate, the bottom sealing socket upper surface is provided with and chimney ft connection
Rhone；When the door-plate closes up, door-plate one end overlaps and is sealedly connected on the upper surface of the bottom sealing socket, the other end and takes
The lower surface of the upper seal support is connect and is sealedly attached to, door-plate upper surface is low, another with the one end connected with the bottom sealing socket
One end mode high is inclined, and cavity is provided with the door-plate, and the cavity all exceeds the rotating shaft along the rotating shaft radial direction two ends,
The cavity is designed with buffer spring along the rotating shaft radial direction two ends, and the cavity is built with moveable balance weight；The door
When plate closes up, the cavity is inclined in the way of being less than the other end positioned at one end of bottom sealing socket, and the balance weight is located on sky
Buffer spring in the one end of chamber is abutted together, and the torque sum that the torque and the door-plate that the balance weight is produced are produced makes institute
State door-plate and be maintained at closed configuration；When the door-plate is opened, the buffer spring that the balance weight is located in the cavity other end is supported
It is connected together, the torque sum that the torque and the door-plate that the balance weight is produced are produced makes the door-plate be maintained at unlatching shape
State.Due to setting seal receptacle in chimney so that the joint between the place contacted with chimney when door-plate closes up and door-plate
Be sealed connected together, thus slip it is low, so as to play a part of improve heat insulation effect.Because door-plate is using four knots
Structure so that the width dimensions of monolithic door-plate diminish, stretches out the height of chimney part with respect to step-down, so that door during opening
Plate is maintained at laborsaving during opening, can also reduce the driving torque and rated power of electric operator, and then can select
More economical rational electric operator.Door-plate is obliquely installed and bottom sealing socket sets rhone so that the water energy on door-plate is reached
Flow in time in rhone and flowed to outside chimney through rhone, therefore drainage effect is good.Set balance weight, be not only able to so that
Door-plate opens all laborsaving when closing, but also can be reliable when no matter enabling to door-plate for unlatching or closed mode
Be maintained at current state, good reliability when door-plate works；Buffer spring is set, balance weight can be reduced and slided into cavity
With the impact between cavity during end, cavity cracking damage is prevented.
Preferably, the upper surface of the lower surface of the upper seal support and the bottom sealing socket be designed with it is some along described turn
The axially extending sealing ditch of axle；It is linear sealing when door-plate closes up, between the sealing ditch and the door-plate.Can by door-plate and
Sealing effectiveness between seal receptacle.
Preferably, the upper surface of the lower surface of the upper seal support and the bottom sealing socket be designed with it is some along described turn
The axially extending sealing ditch of axle, the sealing ditch is the enclosed construction of closed at both ends；When door-plate closes up, at least one described close
The surrounding for sealing ditch is sealed connected together with the door-plate.After door-plate closes up, surrounding is sealed connected together with door-plate
Annular seal space is surrounded between sealing ditch and panel, when stack temperature is reduced, the temperature in the annular seal space can also reduce, such that this is close
Air pressure in envelope chamber declines and forms negative pressure, plays a part of to automatically form negative-pressure adsorption such that it is able to effectively carry door-plate and close
Connection reliability between envelope seat.
Preferably, the upper surface of the door-plate is provided with some reinforcements, gutter, institute are formed between adjacent reinforcement
State rotating shaft and be fixed in the reinforcement, gap is provided between the rotating shaft and the door-plate.So can both ensure that door-plate will not
The flatness for setting is deformed and kept, can ensure that the rainwater above panel is flowed into rhone again.
Preferably, the buffer spring is spiral compression spring.Good buffer effect.
Preferably, the cavity is annular seal space, the cavity is provided with the check valve that cavity outside is opened.Being capable of profit
It is that annular seal space is internally formed vacuum with the temperature of the flue gas of chimney discharge, when door-plate is covered, annular seal space can play vacuum
Heat-insulated effect, so as to be effectively improved heat insulation effect of the invention.
Preferably, the drive mechanism includes head and the tail hinged the first rocking arm, the first short connecting rod, first successively
Swing arm, long connecting rod, the second swing arm, the second short connecting rod and the second rocking arm, four rotating shafts in two end of door plate are respectively first
Rotating shaft, the second rotating shaft, the 3rd rotating shaft and the 4th rotating shaft and the radial direction along chimney is sequentially distributed, first rotating shaft are coaxial with the first rocking arm
And be fixed together, the second rotating shaft is coaxial with the first swing arm and is fixed in the middle part of the first swing arm, the 4th rotating shaft with the second swing arm
Middle part that is coaxial and being fixed in the second swing arm, the 3rd rotating shaft is coaxial with the second rocking arm and is fixed together.Enable to four doors
Plate is reliably synchronously opened and closed, and linkage and synchronism are good.It is convenient during repair and maintenance.
Preferably, the drive mechanism also includes the motor and handle that are linked together with the first rotating shaft.Can
It is enough by electronic mode again can be manually mode carry out switch gate.Operation, security are carried out when being easy to urgent
It is good.
Preferably, the rotating shaft is provided with the indicating arm of mark door-plate folding condition；When door-plate closes up, the indicating arm
It is the level of state.Can know to intuitive and convenient the opening angle of door-plate to know whether door-plate closes in place.
Preferably, the door-plate is connected with flexible side along the edge movable at rotating shaft axial direction two ends, the flexible side passes through
Compression spring and the door-plate telescopically link together.When door-plate edge is together with chimney wall portion abutting, door-plate will not
Interference is produced with chimney wall portion because of thermal expansion, such that it is able to as much as possible reduce slip.
Present invention tool has the advantage that：In chimney inner surface setting seal receptacle, contacted with chimney when realizing that door-plate closes up
Joint between place and door-plate is sealed connected together, therefore slip is low, heat insulation effect is red good；Due to door
Plate uses four chip architectures so that the width dimensions of monolithic door-plate diminish, and door-plate stretches out the height phase of chimney part during opening
To step-down, therefore door-plate is maintained at laborsaving during opening, the driving torque and rated power of electric operator can be reduced,
The more economical rational electric operator switch present invention can be selected；Door-plate is obliquely installed and bottom sealing socket sets rhone,
Water energy on door-plate is enough flowed in rhone and flowed to outside chimney through rhone in time, therefore drainage effect is good；Balance is set
Block, is not only able to so that door-plate opens all laborsaving when closing, but also no matter enables to door-plate for unlatching or closing
Current state, good reliability when door-plate works can be reliably held at during state；Buffer spring is set, can be reduced flat
Weighing apparatus block with the impact between cavity, prevents cavity cracking damage when sliding into the end of cavity.
Brief description of the drawings
Fig. 1 is the schematic top plan view of the embodiment of the present invention one.
Fig. 2 is the attachment structure schematic diagram of door-plate and drive mechanism.
Fig. 3 is the schematic top plan view of door-plate.
Fig. 4 is the B-B schematic cross-sectional views at the A of Fig. 3.
Fig. 5 is C-C schematic cross-sectional views of Fig. 1.
Fig. 6 is the close-up schematic view at the D of Fig. 5.
Fig. 7 is the close-up schematic view at the E of Fig. 6.
The sectional view of Fig. 8 door-plates.
Fig. 9 is the partial schematic diagram in the embodiment of the present invention two.
In figure：Chimney 1, door-plate 2, left outside side door plate 2-1, left inside side door plate 2-2, Right Inboard door-plate 2-3, Right Inboard door-plate
2-3, flexible side 25, connecting hole 251, guiding surface 252, reinforcement 26, gutter 27, compression spring 28, connecting pin 29, driving
Mechanism 3, motor 31, handle 32, transmission mechanism 33, first rotating shaft 41, the second rotating shaft 42, the 3rd rotating shaft 43, the 4th rotating shaft 44, refer to
Show bar 45, seal receptacle 5, upper seal support 5-1, bottom sealing socket 5-2, upper left seal receptacle 51, lower-left seal receptacle 52, middle upper seal support
53rd, bottom right seal receptacle 54, upper right seal receptacle 55, gap 56, rhone 57, cavity 58, balance weight 59, check valve 50, buffering elastic
Spring 6.
Specific embodiment
The present invention is further illustrated with embodiment below in conjunction with the accompanying drawings.
Embodiment one, referring to Fig. 1, a kind of Funnel Cover, including cover the door-plate 2 and drive mechanism 3 of chimney 1.
Door-plate 2 has two pairs.Four door-plates in two end of door plate 2 are distributed as left outside side door plate 2-1, left inside side door plate 2-2, the right side
Inner door panel 2-3 and Right Inboard door-plate 2-3.Left outside side door plate 2-1 and left inside side door plate 2-2 is constituted a pair and to unlatching.It is right
Inner door panel 2-3 and Right Inboard door-plate 2-3 is constituted a pair and to unlatching.Door-plate 2 is provided with rotating shaft 4, specially left outside side door plate
2-1 is provided with the 4th rotating shaft 44.Left inside side door plate 2-2 is provided with the 3rd rotating shaft 43.Right Inboard door-plate 2-3 is provided with the second rotating shaft 42.It is right
Inner door panel 2-3 is provided with first rotating shaft 41.First rotating shaft 41, the second rotating shaft 42, the 3rd rotating shaft 43 and the 4th rotating shaft 44 4 from
Therefore dextrad is left to be distributed and parallel.The two ends of first rotating shaft 41, the second rotating shaft 42, the 3rd rotating shaft 43 and the 4th rotating shaft 44 rotate and connect
It is connected to the front and rear both sides of chimney 1.The edge along rotating shaft axial direction two ends of each door-plate 2 is provided with flexible side 25.Door-plate it is 2-in-1 hold together when
Flexible side 25 is connected on the inner surface of chimney 1.The end of each rotating shaft is designed with identifying the indicating arm 45 of door-plate position.
Seal receptacle 5 is provided with chimney 1.Seal receptacle 5 includes upper seal support 5-1 and bottom sealing socket 5-2.Upper seal support 5-1 has
Three.Three upper seal support 5-1 are respectively upper left seal receptacle 51, middle upper seal support 53 and upper right seal receptacle 55.Bottom sealing socket 5-2
There are two.Two bottom sealing sockets are respectively lower-left seal receptacle 52 and bottom right seal receptacle 54.Upper left seal receptacle 51, lower-left seal receptacle
52nd, middle upper seal support 53, bottom right seal receptacle 54 and upper right seal receptacle 55 are sequentially distributed from left to right.Upper left seal receptacle 51 and upper right
Seal receptacle 55 is the arcuate structure circumferentially extended along chimney 1.Lower-left seal receptacle 52, middle upper seal support 53 and bottom right seal receptacle 54 3
Person is the rod-like structure across chimney.
Drive mechanism 3 includes motor 31, handle 32 and transmission mechanism 33.The power output shaft and first rotating shaft 41 of motor 31
Coaxially it is fixed together.The power output shaft that handle 32 is used for motor 31 is rotated.
Referring to Fig. 2, transmission mechanism 33 include successively the first hinged rocking arm 331 of head and the tail, the first short connecting rod 332,
First swing arm 333, long connecting rod 334, the second swing arm 335, the second short connecting rod 336 and the second rocking arm 337.First rotating shaft 41 is with first
Rocking arm 331 is coaxial and is fixed together.Second rotating shaft 42 is with the middle part that is coaxial and being fixed in the first swing arm of the first swing arm 333.The
Four rotating shafts 44 are with the middle part that is coaxial and being fixed in the second swing arm of the second swing arm 335.3rd rotating shaft 43 with the second rocking arm 337 it is coaxial and
It is fixed together.
Referring to Fig. 3, what is drawn in the figure is the door-plate positioned at edge, is different edge shape positioned at middle door-plate,
Remaining structure is the same.The upper surface of specially door-plate 2 is provided with some reinforcements 26.Reinforcement 26 and rotating shaft 4 intersect at one
Rise.Gutter 27 is formed between adjacent reinforcement 26.Rotating shaft 4 is fixed in reinforcement 26.Specially rotating shaft 4 is welded in reinforcement
26。
Referring to Fig. 4, door-plate 2 is provided with connecting pin 29.Flexible side 25 is provided with connecting hole 251.Connecting hole 251 is along (the ginseng of rotating shaft 4
See Fig. 1) axially-extending strip.Connecting pin 29 is located in connecting hole 251.Flexible side 25 is away from one end of door-plate 2
Lower surface is provided with guiding surface 252.Telescopically linked together by compression spring 28 between door-plate 2 and flexible side 25.
Referring to Fig. 5, gap 56 is provided between rotating shaft 4 and door-plate 2.
Upper left seal receptacle 51 is located at the joint of left outside side door plate 2-1 and chimney 1.Lower-left seal receptacle 52 is located at left outside side door
The joint of plate 2-1 and left inside side door plate 2-2.Middle upper seal support 53 is located at the right of left inside side door plate 2-2 and Right Inboard door-plate 2-3
Meet place.Bottom right seal receptacle 54 is located at the joint of Right Inboard door-plate 2-3 and right outside door-plate 2-4.Upper right seal receptacle 55 is located at the right side
The joint of outside door-plate 2-4 and chimney 1.
Referring to Fig. 6, the upper surface of lower-left seal receptacle and the upper surface of bottom right seal receptacle 54 are designed with and the ft connection of chimney 1
Rhone 57.
Referring to Fig. 7, bottom sealing socket（That is lower-left seal receptacle and bottom right seal receptacle）Upper surface and upper seal support（I.e. upper left is close
Envelope seat, middle upper seal support and upper right seal receptacle）Lower surface be designed with it is some along rotating shaft 4（Referring to Fig. 1）Axially extending sealing
Ditch 580.
When using,
Referring to Fig. 1, first rotating shaft 41 is driven to rotate by handle 32 or motor 31.
Referring to Fig. 2, first rotating shaft 41 drives second turn while driving right outside door-plate 2-4 foldings by transmission mechanism 33
Axle 42, the 3rd rotating shaft 43 and the 3rd rotating shaft 44 are rotated.Second rotating shaft 42 drives the folding of Right Inboard door-plate 23.3rd rotating shaft 43 drives
Left inside side door plate 2-2 foldings.4th rotating shaft 44 drives the folding of left outside side door plate 21.
Referring to Fig. 5, door-plate 2 is carried out two-by-two to synchronous on-off according to track F in figure.After closing up in place：Left-external side
The left end of door-plate 2-1 is sealed against on the lower surface of upper left seal receptacle 51, is sealed against on a left side on the right side of left outside side door plate 2-1
On the upper surface of bottom sealing socket 52, the upper surface of left outside side door plate 2-1 is inclined in the low mode of left end right-hand member high；Left inside side door plate
The left end of 2-2 is sealed against on the upper surface of lower-left seal receptacle 52, and the right-hand member of left inside side door plate 2-2 seals against close in
Seal on the lower surface of seat 53, the upper surface of left inside side door plate 2-2 is inclined in the low mode of right-hand member left end high；Right Inboard door-plate 2-3
Left end seal against on the lower surface of middle upper seal support 53, the right-hand member of Right Inboard door-plate 2-3 is sealed against in bottom right sealing
On the upper surface of seat 54, the upper surface of Right Inboard door-plate 2-3 is inclined in the low mode of left end right-hand member high；Right outside door-plate 2-4's
Left end is sealed against on the upper surface of bottom right seal receptacle 54, and the right-hand member of right outside door-plate 2-4 is sealed against in upper right seal receptacle
On 55 lower surface, the upper surface of right outside door-plate 2-4 is inclined in the low mode of right-hand member left end high.
Referring to Fig. 6, the rainwater on door-plate 2 is pooled in rhone 57 two and flows to outside chimney 1 automatically.
It is linear sealing referring to Fig. 7, between sealing ditch 580 and door-plate 2.
Referring to Fig. 1, door-plate 2 fully comes together（Cover chimney）When, indicating arm 45 is the level of state.Door-plate 2 is fully opened
When, indicating arm 45 is in vertical state.User can be by the folding degree of the condition adjudgement door-plate 2 of indicating arm 45.
Referring to Fig. 8, cavity 58 is provided with door-plate 2.Cavity 58 is annular seal space.Cavity 58 all exceeds along the radial direction two ends of rotating shaft 4
Rotating shaft 4.Cavity 58 is along the radial direction two ends of rotating shaft 4（Left and right two ends i.e. in figure）It is designed with buffer spring 6.Cavity 58 is provided with cavity
The check valve 50 that outside is opened.Cavity 58 is built with moveable balance weight 59.Door-plate it is 2-in-1 hold together when, cavity 58 is close to be located at down
The one end for sealing seat inclines less than the mode of the other end.The buffer spring 6 that balance weight 59 is located on the one end of cavity 58 is abutted together.
Torque and door-plate 2 that balance weight 59 is produced（Such as strengthen rib rotary shaft containing the annex being connected on door-plate）The torque sum of generation makes
Door-plate 2 is maintained at closed configuration.When same door-plate 2 is opened, balance weight 59 slide to the other end of cavity 58 and with corresponding buffering
Spring 6 is abutted together, and the torque sum that the torque and door-plate that balance weight 59 is produced are produced makes door-plate 2 be maintained at stabilization unlatching
State.
Referring to Fig. 9, sealing ditch 580 is the enclosed construction of closed at both ends；Door-plate it is 2-in-1 hold together when, at least one sealing ditch 580
Surrounding be sealed connected together with door-plate 2 so that the adsorbent chamber of sealing is formed between seal receptacle 5 and door-plate.
Claims (6)
1. a kind of door-plate of Funnel Cover, including capping chimney and the drive mechanism of driving door-plate folding, the door-plate are provided with rotating shaft,
Characterized in that, the door-plate has two pairs, the two panels door-plate in same end of door plate in the chimney to unlatching, being provided with three
Seal receptacle and two bottom sealing sockets, two bottom sealing sockets are respectively positioned at the docking of the two panels door-plate of same end of door plate in two end of door plate
Place, three upper seal supports are located at door-plate with the adjacent door-plate between the joint and two end of door plate of chimney wall respectively
Joint, the bottom sealing socket upper surface is provided with the rhone with chimney ft connection；When the door-plate closes up, door-plate one end
Overlap and be sealedly connected on the following table that the upper surface of the bottom sealing socket, the other end overlap and be sealedly attached to the upper seal support
Face, door-plate upper surface is inclined in the mode that one end is low, the other end is high connected with the bottom sealing socket, and sky is provided with the door-plate
Chamber, the cavity all exceeds the rotating shaft along the rotating shaft radial direction two ends, and the cavity is designed with along the rotating shaft radial direction two ends
Buffer spring, the cavity is built with moveable balance weight；When the door-plate closes up, the cavity is with positioned at bottom sealing socket
One end is inclined less than the mode of the other end, and the buffer spring that the balance weight is located in cavity one end is abutted together, described
The torque sum that the torque and the door-plate that balance weight is produced are produced makes the door-plate be maintained at closed configuration；The door-plate is opened
When, the buffer spring that the balance weight is located in the cavity other end is abutted together, torque and institute that the balance weight is produced
Stating the torque sum of door-plate generation makes the door-plate be maintained at opening, and the drive mechanism includes being hinged on one from beginning to end successively
The first rocking arm, the first short connecting rod, the first swing arm, long connecting rod, the second swing arm, the second short connecting rod and the second rocking arm for rising, described two
Four rotating shafts in end of door plate be respectively first rotating shaft, the second rotating shaft, the 3rd rotating shaft and the 4th rotating shaft and along chimney radial direction according to
Secondary distribution, first rotating shaft is coaxial with the first rocking arm and is fixed together, and the second rotating shaft is coaxial with the first swing arm and is fixed in first
The second swing arm is coaxial together and is fixed in the middle part of the second swing arm for the middle part of swing arm, the 4th rotating shaft, and the 3rd rotating shaft is same with the second rocking arm
Axle and it is fixed together, the drive mechanism also includes the motor and handle that are linked together with the first rotating shaft, described turn
Axle is provided with the indicating arm of mark door-plate folding condition；When door-plate closes up, the indicating arm is the level of state, and the door-plate edge turns
The edge movable at axle axial direction two ends is connected with flexible side, and the flexible side is telescopically connected by compression spring and the door-plate
Together.
2. Funnel Cover according to claim 1, it is characterised in that the lower surface of the upper seal support and the bottom sealing socket
Upper surface be designed with some sealing ditches axially extending along the rotating shaft；When door-plate closes up, the sealing ditch and the door-plate
Between be linear sealing.
3. Funnel Cover according to claim 1, it is characterised in that the lower surface of the upper seal support and the bottom sealing socket
Upper surface be designed with some sealing ditches axially extending along the rotating shaft, the sealing ditch is the enclosed construction of closed at both ends；
When door-plate closes up, the surrounding of at least one sealing ditch is sealed connected together with the door-plate.
4. the Funnel Cover according to claim 1 or 2 or 3, it is characterised in that the upper surface of the door-plate is provided with some reinforcements
Muscle, forms gutter between adjacent reinforcement, the rotating shaft is fixed in the reinforcement, between the rotating shaft and the door-plate
It is provided with gap.
5. the Funnel Cover according to claim 1 or 2 or 3, it is characterised in that the buffer spring is spiral compression spring.
6. the Funnel Cover according to claim 1 or 2 or 3, it is characterised in that the cavity is annular seal space, the cavity sets
There is the check valve opened towards cavity outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410130523.8A CN104110693B (en) | 2014-04-02 | 2014-04-02 | Funnel Cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410130523.8A CN104110693B (en) | 2014-04-02 | 2014-04-02 | Funnel Cover |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104110693A CN104110693A (en) | 2014-10-22 |
| CN104110693B true CN104110693B (en) | 2017-07-07 |
Family
ID=51707596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410130523.8A Active CN104110693B (en) | 2014-04-02 | 2014-04-02 | Funnel Cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104110693B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110195858B (en) * | 2019-05-29 | 2020-10-09 | 华侨大学 | Circulating fluidized bed absorption tower flue |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2692505Y (en) * | 2003-10-22 | 2005-04-13 | 刘明学 | Opposite direction type chimney baffer plate |
| CN201382432Y (en) * | 2009-03-20 | 2010-01-13 | 杭州杭锅通用设备有限公司 | Main chimney baffle door |
| CN202018051U (en) * | 2011-01-14 | 2011-10-26 | 无锡市华通环保设备有限公司 | Double eccentric turning board type hot blast isolation door |
| GB2499976A (en) * | 2012-01-12 | 2013-09-11 | William Charles Kyle Jones | Chimney damper with mounting elements |
| CN203836996U (en) * | 2014-04-02 | 2014-09-17 | 衢州兰玲机电科技有限公司 | Chimney cover |
-
2014
- 2014-04-02 CN CN201410130523.8A patent/CN104110693B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2692505Y (en) * | 2003-10-22 | 2005-04-13 | 刘明学 | Opposite direction type chimney baffer plate |
| CN201382432Y (en) * | 2009-03-20 | 2010-01-13 | 杭州杭锅通用设备有限公司 | Main chimney baffle door |
| CN202018051U (en) * | 2011-01-14 | 2011-10-26 | 无锡市华通环保设备有限公司 | Double eccentric turning board type hot blast isolation door |
| GB2499976A (en) * | 2012-01-12 | 2013-09-11 | William Charles Kyle Jones | Chimney damper with mounting elements |
| CN203836996U (en) * | 2014-04-02 | 2014-09-17 | 衢州兰玲机电科技有限公司 | Chimney cover |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104110693A (en) | 2014-10-22 |
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