CN104110693A - Chimney cover - Google Patents
Chimney cover Download PDFInfo
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- CN104110693A CN104110693A CN201410130523.8A CN201410130523A CN104110693A CN 104110693 A CN104110693 A CN 104110693A CN 201410130523 A CN201410130523 A CN 201410130523A CN 104110693 A CN104110693 A CN 104110693A
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- door
- plate
- rotating shaft
- chimney
- cavity
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Abstract
The invention relates to a chimney cover which is of a chimney barrier door structure and comprises two pairs of door plates and a driving mechanism. The two door plates of the same pair of door plates can be oppositely opened, a lower sealing seat is arranged at a butt joint of the two door plates of the same pair of door plates, upper sealing seats are respectively arranged at butt joints of the door plates and a chimney and butt joints of the adjacent door plates of the two pairs of door plates, drainage channels which are communicated with the outer portion of the chimney are arranged on the upper surfaces of the lower sealing seats, cavities are arranged in the door plates, two ends of each cavity extend out of a rotary shaft along the radial direction of the rotary shaft, buffer springs are arranged at the two ends of each cavity along the radial direction of the corresponding rotary shaft, and movable balance blocks are arranged in the cavities and can be butted to the buffer springs at the corresponding ends of the cavities when the door plates are in open or closed states. The chimney cover has the advantages that the chimney barrier door structure is low in leakage, and is good in stability when the chimney barrier door structure keeps in open and close states, and good drainage effects can be realized; problems of high leakage rate of barrier doors of chimneys, poor drainage effects and difficulty in keeping the barrier doors in open states can be solved by the aid of the chimney cover.
Description
Technical field
The present invention relates to chimney, relate in particular to a kind of Funnel Cover.
Background technology
One of parts in the main chimney system of UTILIZATION OF VESIDUAL HEAT IN flue gas are Funnel Cover, when waste heat boiler moves, Funnel Cover are opened, and chimney tail gas passes through main chimney discharged to atmosphere; When waste heat boiler does not move, Funnel Cover can be closed, reduce greatly the reduction of temperature in waste heat boiler, waste heat boiler is started shipment again to the energy that provides larger, reduce the waste heat boiler radiator time.The structure of existing Funnel Cover as China Patent No. is 2009203013416, Granted publication day be January 13 in 2010 day, be called in the patent document of " main chimney gear door-plate " disclosed, adopt butterfly to split form, be provided with two door-plates, by connecting rod, drive door-plate to rotate.Existing Funnel Cover has the following disadvantages: slip is high, causes heat insulation effect poor; Drainage effect is poor, and rainwater easily enters in chimney; The height of exporting chimney part during opening is high, require great effort while remaining on opening; Can not know the enable possition of door-plate.
Summary of the invention
The invention provides a kind of leak little, drainage effect good, the good Funnel Cover all of the stability while remaining on open and-shut mode, the existing slip of chimney baffle door that solved existing two door-plates is large, drainage effect is poor, be not easy to remain on the problem of opening.
Above technical problem solves by following technical proposal: a kind of Funnel Cover, comprise the door-plate of capping chimney and the driving mechanism of driving door-plate folding, described door-plate is provided with rotating shaft, described door-plate has two pairs, two door-plate subtends in same end of door plate are opened, in described chimney, be provided with three upper seal supports and two bottom sealing sockets, two bottom sealing sockets lay respectively at the joint of two door-plates of same end of door plate in two end of door plates, described three upper seal supports lay respectively at door-plate with the joint of chimney wall, and the joint of two adjacent door-plates between end of door plate, described bottom sealing socket upper surface is provided with and the outside rhone being communicated with of chimney, when described door-plate closes up, upper surface, the other end that door-plate one end overlapped and be sealedly connected on described bottom sealing socket overlaps and is sealedly attached to the lower surface of described upper seal support, door-plate upper surface tilts in one end mode low, that the other end is high connecting with described bottom sealing socket, in described door-plate, be provided with cavity, described cavity radially all exceeds described rotating shaft in two ends along described rotating shaft, described cavity is radially all provided with buffer spring in two ends along described rotating shaft, and movably balance weight is housed in described cavity, when described door-plate closes up, with one end of being positioned at bottom sealing socket, the mode lower than the other end tilts described cavity, the buffer spring that described balance weight is located in cavity one end is connected to together, and the moment sum that the moment that described balance weight produces and described door-plate produce remains on described door-plate to close up state, when described door-plate is opened, the buffer spring that described balance weight is located in the cavity other end is connected to together, and the moment sum that the moment that described balance weight produces and described door-plate produce makes described door-plate remain on opening.Due to seal receptacle being set in chimney, when being closed up, door-plate is sealed connected together with the place of chimney contact and the joint between door-plate, thus so low effect of playing raising heat insulation effect of slip.Because door-plate adopts four chip architectures, the width dimensions of monolithic door-plate is diminished, laborsaving when thereby the relative step-down of height that stretches out chimney part during opening makes door-plate remain on opening, also can reduce driving torque and the rated power of electric operator, and then can select more economical rational electric operator.Door-plate is obliquely installed and bottom sealing socket arranges rhone, water on door-plate can be flow in rhone and through rhone in time and flow to chimney outside, so drainage effect is good.Balance weight is set, not only can makes door-plate open when closing all laborsaving, but also can make door-plate no matter for opening or can both remaining on reliably current state, the good reliability during door-plate work during closed condition; Buffer spring is set, in the time of can reducing balance weight and slide into the end of cavity, with the impact between cavity, prevents that cavity cracking from damaging.
As preferably, the lower surface of described upper seal support and the upper surface of described bottom sealing socket are all provided with some along the axially extended sealing ditch of described rotating shaft; When door-plate closes up, it between described sealing ditch and described door-plate, is linear sealing.Can be by the sealing effectiveness between door-plate and seal receptacle.
As preferably, the lower surface of described upper seal support and the upper surface of described bottom sealing socket are all provided with some along the axially extended sealing ditch of described rotating shaft, the enclosed construction that described sealing ditch is closed at both ends; When door-plate closes up, have at least the surrounding of a described sealing ditch to be sealed connected together with described door-plate.After door-plate closes up, between the sealing ditch that surrounding is sealed connected together with door-plate and panel, surround annular seal space, when stack temperature reduces, temperature in sealing chamber also can reduce, make the air pressure in sealing chamber decline and form negative pressure, play the effect of automatic formation negative-pressure adsorption, thereby can effectively carry the connection reliability between door-plate and seal receptacle.
As preferably, the upper surface of described door-plate is provided with some reinforcements, between adjacent reinforcement, forms gutter, and described rotating shaft is fixed in described reinforcement, between described rotating shaft and described door-plate, is provided with gap.The flatness that so both can guarantee door-plate can not produce distortion and keep setting, can guarantee that again the rainwater of panel top flows in rhone.
As preferably, described buffer spring is spiral compression spring.Good buffer effect.
As preferably, described cavity is annular seal space, and described cavity is provided with towards the outside check valve of opening of cavity.The temperature that can utilize the flue gas of chimney discharge is the inner vacuum that forms of annular seal space, and when door-plate covers, annular seal space can play the effect of vacuum heat-insulation, thereby has effectively improved heat insulation effect of the present invention.
As preferably, described driving mechanism comprises the first hinged rocking arm of head and the tail successively, 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, four rotating shafts in described two end of door plates are respectively the first rotating shaft, the second rotating shaft, the 3rd rotating shaft and the 4th rotating shaft and radially distributing successively along chimney, the first rotating shaft is coaxial and be fixed together with the first rocking arm, the second rotating shaft is coaxial and be fixed in the middle part of the first swing arm with the first swing arm, the 4th rotating shaft is coaxial and be fixed in the middle part of the second swing arm with the second swing arm, the 3rd rotating shaft is coaxial and be fixed together with the second rocking arm.Can make four door-plates synchronously open and close reliably, linkage and synchronism are good.Convenient during repair and maintenance.
As preferably, described driving mechanism also comprises motor and the handle linking together with described the first rotating shaft.Can either can carry out switch gate by manual mode again by electronic mode.Be convenient to urgent time carry out operation, security is good.
As preferably, described rotating shaft is provided with the indicating arm of sign door-plate folding condition; When door-plate closes up, described indicating arm is the level of state.The opening angle that can know to intuitive and convenient door-plate puts in place to know whether door-plate closes.
As preferably, described door-plate is connected with flexible limit along the edge movable at the axial two ends of rotating shaft, and described flexible limit links together by Compress Spring and described door-plate telescopically.In the time of together with door-plate edge is connected to chimney wall portion, door-plate can not produce and interfere with chimney wall portion because of thermal expansion, thereby can as much as possible reduce slip.
The present invention has following advantage: at chimney inner surface, seal receptacle is set, be sealed connected together, so slip is low, heat insulation effect is red good when realizing door-plate and closing up with the place of chimney contact and the joint between door-plate; Because door-plate adopts four chip architectures, the width dimensions of monolithic door-plate is diminished, during opening, door-plate stretches out the relative step-down of height of chimney part, laborsaving while therefore making door-plate remain on opening, driving torque and the rated power of electric operator can be reduced, the present invention of more economical rational electric operator switch can be selected; Door-plate is obliquely installed and bottom sealing socket arranges rhone, and the water on door-plate can flow in time in rhone and through rhone and flow to chimney outside, so drainage effect is good; Balance weight is set, not only can makes door-plate open when closing all laborsaving, but also can make door-plate no matter for opening or can both remaining on reliably current state, the good reliability during door-plate work during closed condition; Buffer spring is set, in the time of can reducing balance weight and slide into the end of cavity, with the impact between cavity, prevents that cavity cracking from damaging.
Accompanying drawing explanation
Fig. 1 is the schematic top plan view of the embodiment of the present invention one.
Fig. 2 is the syndeton schematic diagram of door-plate and driving mechanism.
Fig. 3 is the schematic top plan view of door-plate.
Fig. 4 is B-B cross-sectional schematic at the A place of Fig. 3.
Fig. 5 is C-C cross-sectional schematic of Fig. 1.
Fig. 6 is the local enlarged diagram at the D place of Fig. 5.
Fig. 7 is the local enlarged diagram at the E place of Fig. 6.
The cutaway view of Fig. 8 door-plate.
Fig. 9 is the partial schematic diagram in the embodiment of the present invention two.
In figure: chimney 1, door-plate 2, left-external side door-plate 2-1, left inside side door plate 2-2, Right Inboard door-plate 2-3, Right Inboard door-plate 2-4, flexible limit 25, connecting hole 251, guiding surface 252, reinforcement 26, gutter 27, Compress Spring 28, connecting pin 29, driving mechanism 3, motor 31, handle 32, transmission mechanism 33, the first rotating shaft 41, the second rotating shaft 42, the 3rd rotating shaft 43, the 4th rotating shaft 44, indicating arm 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 53, bottom right seal receptacle 54, upper right seal receptacle 55, gap 56, rhone 57, cavity 58, balance weight 59, check valve 50, buffer spring 6.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment, the present invention is further illustrated.
Embodiment mono-, and referring to Fig. 1, a kind of Funnel Cover, comprises door-plate 2 and the driving mechanism 3 of capping chimney 1.
Door-plate 2 has two pairs.Four door-plates in two end of door plates 2 are distributed as left-external side door-plate 2-1, left inside side door plate 2-2, Right Inboard door-plate 2-3 and Right Inboard door-plate 2-4.Left-external side door-plate 2-1 and left inside side door plate 2-2 form a pair of and subtend unlatching.Right Inboard door-plate 2-3 and Right Inboard door-plate 2-4 form a pair of and subtend unlatching.Door-plate 2 is provided with rotating shaft 4, is specially left-external side door-plate 2-1 and 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.Right Inboard door-plate 2-4 is provided with the first rotating shaft 41.Therefore the first rotating shaft 41, the second rotating shaft 42, the 3rd rotating shaft 43 and the 4th rotating shaft 44 4 distribute from right to left and are parallel.The two ends of the first rotating shaft 41, the second rotating shaft 42, the 3rd rotating shaft 43 and the 4th rotating shaft 44 are rotationally connected with the both sides, front and back of chimney 1.The edge along the axial two ends of rotating shaft of each sheet door-plate 2 is provided with flexible limit 25.When door-plate 2 closes up, flexible limit 25 is connected on the inner surface of chimney 1.The end of each root rotating shaft is all provided with the indicating arm 45 of sign door-plate position.
In chimney 1, be provided with seal receptacle 5.Seal receptacle 5 comprises 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 has 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 52, middle upper seal support 53, bottom right seal receptacle 54 and upper right seal receptacle 55 distribute from left to right successively.Upper left seal receptacle 51 and upper right seal receptacle 55 are the arcuate structure circumferentially extending along chimney 1.Lower-left seal receptacle 52, middle upper seal support 53 and bottom right seal receptacle 54 threes are the rod shaped structure across chimney.
Driving mechanism 3 comprises motor 31, handle 32 and transmission mechanism 33.The power output shaft of motor 31 and the first rotating shaft 41 are coaxially fixed together.Handle 32 rotates for the power output shaft of drive motors 31.
Referring to Fig. 2, transmission mechanism 33 comprises hinged the first rocking arm 331, the first short connecting rod 332, the 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 of head and the tail successively.The first rotating shaft 41 is coaxial and be fixed together with the first rocking arm 331.The second rotating shaft 42 is coaxial and be fixed in the middle part of the first swing arm with the first swing arm 333.The 4th rotating shaft 44 is coaxial and be fixed in the middle part of the second swing arm with the second swing arm 335.The 3rd rotating shaft 43 is coaxial and be fixed together with the second rocking arm 337.
Referring to Fig. 3, what in this figure, draw is the door-plate that is positioned at edge, and the door-plate in the middle of being positioned at is edge shape difference, and all the other structures are the same.The upper surface that is specially door-plate 2 is provided with some reinforcements 26.Reinforcement 26 and rotating shaft 4 intersect.Between adjacent reinforcement 26, form gutter 27.Rotating shaft 4 is fixed in reinforcement 26.Be specially rotating shaft 4 and be welded in reinforcement 26.
Referring to Fig. 4, door-plate 2 is provided with connecting pin 29.Flexible limit 25 is provided with connecting hole 251.Connecting hole 251 is the strip along the axially-extending of rotating shaft 4 (referring to Fig. 1).Connecting pin 29 is located in connecting hole 251.Flexible limit 25 is provided with guiding surface 252 away from the lower surface of one end of door-plate 2.Between door-plate 2 and flexible limit 25, by Compress Spring 28 telescopicallies, link together.
Referring to Fig. 5, between rotating shaft 4 and door-plate 2, be provided with gap 56.
Upper left seal receptacle 51 is positioned at the joint of left-external side door-plate 2-1 and chimney 1.Lower-left seal receptacle 52 is positioned at the joint of left-external side door-plate 2-1 and left inside side door plate 2-2.Middle upper seal support 53 is positioned at the joint of left inside side door plate 2-2 and Right Inboard door-plate 2-3.Bottom right seal receptacle 54 is positioned at the joint of Right Inboard door-plate 2-3 and right outside side door plate 2-4.Upper right seal receptacle 55 is positioned at the joint of right outside side door plate 2-4 and chimney 1.
Referring to Fig. 6, the upper surface of the upper surface of lower-left seal receptacle and bottom right seal receptacle 54 is all provided with and the outside rhone 57 being communicated with of chimney 1.
Referring to Fig. 7, the lower surface of the upper surface of bottom sealing socket (being lower-left seal receptacle and bottom right seal receptacle) and upper seal support (being upper left seal receptacle, middle upper seal support and upper right seal receptacle) be all provided with some along rotating shaft 4(referring to Fig. 1) axially extended sealing ditch 58.
During use,
Referring to Fig. 1, by handle 32 or motor 31, drive the first rotating shaft 41 to rotate.
Referring to Fig. 2, when driving right outside side door plate 24 folding, the first rotating shaft 41 drive the second rotating shaft 42, the 3rd rotating shaft 43 and the 3rd rotating shaft 44 to rotate by transmission mechanism 33.The second rotating shaft 42 drives 23 foldings of Right Inboard door-plate.The 3rd rotating shaft 43 drives left inside side door plate 22 foldings.The 4th rotating shaft 44 drives 21 foldings of left-external side door-plate.
Referring to Fig. 5, door-plate 2 carries out subtend synchronous on-off between two according to track F in figure.Close up after putting in place: the left end sealing of left-external side door-plate 2-1 is connected on the lower surface of upper left seal receptacle 51, the right side sealing of left-external side door-plate 2-1 is connected on the upper surface of lower-left seal receptacle 52, and the upper surface of left-external side door-plate 2-1 tilts in the low mode of the high right-hand member of left end; The left end sealing of left inside side door plate 2-2 is connected on the upper surface of lower-left seal receptacle 52, and the sealing of the right-hand member of left inside side door plate 2-2 is connected on the lower surface of middle upper seal support 53, and the upper surface of left inside side door plate 2-2 tilts in the low mode of the high left end of right-hand member; The left end sealing of Right Inboard door-plate 2-3 is connected on the lower surface of middle upper seal support 53, and the right-hand member sealing of Right Inboard door-plate 2-3 is connected on the upper surface of bottom right seal receptacle 54, and the upper surface of Right Inboard door-plate 2-3 tilts in the low mode of the high right-hand member of left end; The left end sealing of right outside side door plate 2-4 is connected on the upper surface of bottom right seal receptacle 54, and the sealing of the right-hand member of right outside side door plate 2-4 is connected on the lower surface of upper right seal receptacle 55, and the upper surface of right outside side door plate 2-4 tilts in the low mode of the high left end of right-hand member.
Referring to Fig. 6, the rainwater on door-plate 2 is automatically pooled in rhone 57 two and flows to chimney 1 outside.
Referring to Fig. 7, it between sealing ditch 58 and door-plate 2, is linear sealing.
Referring to Fig. 1, when door-plate 2 closes up (covering chimney) completely, indicating arm 45 is the level of state.When door-plate 2 is opened completely, indicating arm 45 is vertical state.User can judge by the state of indicating arm 45 the folding degree of door-plate 2.
Referring to Fig. 8, in door-plate 2, be provided with cavity 58.Cavity 58 is annular seal space.Cavity 58 radially all exceeds rotating shaft 4 in two ends along rotating shaft 4.Cavity 58 along rotating shaft 4 radially two ends (i.e. two ends, left and right in figure) be all provided with buffer spring 6.Cavity 58 is provided with towards the outside check valve 50 of opening of cavity.Movably balance weight 59 is housed in cavity 58.When door-plate 2 closes up, with one end of being positioned at bottom sealing socket, the mode lower than the other end tilts cavity 58.The buffer spring 6 that balance weight 59 is located on cavity 58 one end is connected to together.The moment that balance weight 59 produces and door-plate 2(are containing being connected to annex on door-plate as reinforcement rotating shaft etc.) the moment sum that produces remains on door-plate 2 to close up state.When same door-plate 2 is opened, balance weight 59 slides to the other end of cavity 58 and is connected to together with corresponding buffer spring 6, and the moment sum that the moment that balance weight 59 produces and door-plate produce makes door-plate 2 remain on the stable state of opening.
Referring to Fig. 9, the enclosed construction that sealing ditch 57 is closed at both ends; When door-plate 2 closes up, have at least the surrounding of a sealing ditch 57 to be sealed connected together with door-plate 2, make to form between seal receptacle 5 and door-plate the adsorbent chamber of sealing.
Claims (10)
1. a Funnel Cover, comprise the door-plate of capping chimney and the driving mechanism of driving door-plate folding, described door-plate is provided with rotating shaft, it is characterized in that, described door-plate has two pairs, two door-plate subtends in same end of door plate are opened, in described chimney, be provided with three upper seal supports and two bottom sealing sockets, two bottom sealing sockets lay respectively at the joint of two door-plates of same end of door plate in two end of door plates, described three upper seal supports lay respectively at door-plate with the joint of chimney wall, and the joint of two adjacent door-plates between end of door plate, described bottom sealing socket upper surface is provided with and the outside rhone being communicated with of chimney, when described door-plate closes up, upper surface, the other end that door-plate one end overlapped and be sealedly connected on described bottom sealing socket overlaps and is sealedly attached to the lower surface of described upper seal support, door-plate upper surface tilts in one end mode low, that the other end is high connecting with described bottom sealing socket, in described door-plate, be provided with cavity, described cavity radially all exceeds described rotating shaft in two ends along described rotating shaft, described cavity is radially all provided with buffer spring in two ends along described rotating shaft, and movably balance weight is housed in described cavity, when described door-plate closes up, with one end of being positioned at bottom sealing socket, the mode lower than the other end tilts described cavity, the buffer spring that described balance weight is located in cavity one end is connected to together, and the moment sum that the moment that described balance weight produces and described door-plate produce remains on described door-plate to close up state, when described door-plate is opened, the buffer spring that described balance weight is located in the cavity other end is connected to together, and the moment sum that the moment that described balance weight produces and described door-plate produce makes described door-plate remain on opening.
2. Funnel Cover according to claim 1, is characterized in that, the lower surface of described upper seal support and the upper surface of described bottom sealing socket are all provided with some along the axially extended sealing ditch of described rotating shaft; When door-plate closes up, it between described sealing ditch and described door-plate, is linear sealing.
3. Funnel Cover according to claim 1, is characterized in that, the lower surface of described upper seal support and the upper surface of described bottom sealing socket are all provided with some along the axially extended sealing ditch of described rotating shaft, the enclosed construction that described sealing ditch is closed at both ends; When door-plate closes up, have at least the surrounding of a described sealing ditch to be sealed connected together with described door-plate.
4. according to the Funnel Cover described in claim 1 or 2 or 3, it is characterized in that, the upper surface of described door-plate is provided with some reinforcements, between adjacent reinforcement, forms gutter, described rotating shaft is fixed in described reinforcement, between described rotating shaft and described door-plate, is provided with gap.
5. according to the Funnel Cover described in claim 1 or 2 or 3, it is characterized in that, described buffer spring is spiral compression spring.
6. according to the Funnel Cover described in claim 1 or 2 or 3, it is characterized in that, described cavity is annular seal space, and described cavity is provided with towards the outside check valve of opening of cavity.
7. according to the Funnel Cover described in claim 1 or 2 or 3, it is characterized in that, described driving mechanism comprises the first hinged rocking arm of head and the tail successively, 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, four rotating shafts in described two end of door plates are respectively the first rotating shaft, the second rotating shaft, the 3rd rotating shaft and the 4th rotating shaft and radially distributing successively along chimney, the first rotating shaft is coaxial and be fixed together with the first rocking arm, the second rotating shaft is coaxial and be fixed in the middle part of the first swing arm with the first swing arm, the 4th rotating shaft is coaxial and be fixed in the middle part of the second swing arm with the second swing arm, the 3rd rotating shaft is coaxial and be fixed together with the second rocking arm.
8. Funnel Cover according to claim 7, is characterized in that, described driving mechanism also comprises motor and the handle linking together with described the first rotating shaft.
9. according to the Funnel Cover described in claim 1 or 2 or 3, it is characterized in that, described rotating shaft is provided with the indicating arm of sign door-plate folding condition; When door-plate closes up, described indicating arm is the level of state.
10. according to the Funnel Cover described in claim 1 or 2 or 3, it is characterized in that, described door-plate is connected with flexible limit along the edge movable at the axial two ends of rotating shaft, and described flexible limit links together by Compress Spring and described door-plate telescopically.
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 true CN104110693A (en) | 2014-10-22 |
| CN104110693B CN104110693B (en) | 2017-07-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410130523.8A Active CN104110693B (en) | 2014-04-02 | 2014-04-02 | Funnel Cover |
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| CN (1) | CN104110693B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110195858A (en) * | 2019-05-29 | 2019-09-03 | 华侨大学 | Recirculating 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 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110195858A (en) * | 2019-05-29 | 2019-09-03 | 华侨大学 | Recirculating fluidized bed absorption tower flue |
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| Publication number | Publication date |
|---|---|
| CN104110693B (en) | 2017-07-07 |
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