CN208858946U - A kind of flue electric rotating plate valve gear - Google Patents
A kind of flue electric rotating plate valve gear Download PDFInfo
- Publication number
- CN208858946U CN208858946U CN201821208990.8U CN201821208990U CN208858946U CN 208858946 U CN208858946 U CN 208858946U CN 201821208990 U CN201821208990 U CN 201821208990U CN 208858946 U CN208858946 U CN 208858946U
- Authority
- CN
- China
- Prior art keywords
- flue
- support shaft
- turnover panel
- wall
- type support
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000007306 turnover Effects 0.000 claims abstract description 72
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 28
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 24
- 238000007789 sealing Methods 0.000 claims abstract description 15
- 238000005452 bending Methods 0.000 claims description 4
- 238000000465 moulding Methods 0.000 claims description 4
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims 1
- 229910002804 graphite Inorganic materials 0.000 description 4
- 239000010439 graphite Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 3
- 239000003546 flue gas Substances 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000009304 pastoral farming Methods 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
Landscapes
- Lift Valve (AREA)
Abstract
The utility model relates to valve arrangement technical fields, disclose a kind of flue electric rotating plate valve gear, including flue；Mounting hole is provided in the middle part of the left and right outer wall of flue, the left and right part of mounting hole is provided with sealing mounting groove, the inner cavity of left and right mounting hole is connected with support shaft and L-type support shaft respectively, the left and right outer wall of flue is welded with bearing box, the left end of support shaft outer wall and the right part of L-type support shaft outer wall are connected with bearing, the right end of support shaft and the left end of L-type support shaft are fixedly installed with main shaft, the roof of main shaft is welded with turnover panel, the bottom end of telescopic rod and L-type support shaft in electric pushrod passes through pin rod pin joint, the inner cavity of turnover panel carbon seal ring mounting groove is connected with turnover panel carbon seal ring, gag lever post is welded with before and after the interior cavity wall of flue, the present apparatus is easy to operate, it is easy to use, sealing performance is excellent, turnover panel facilitates unlatching and closure.
Description
Technical field
The utility model relates to valve arrangement technical field, specially a kind of flue electric rotating plate valve gear.
Background technique
Flue flap valve is common important component in cogeneration of heat and power enterprise boiler system, in Thermal Power Enterprises desulphurization system
In, flue flap valve under the prior art unreasonable makes turnover panel and bearing therein in moist flue gas due to what structure designed
Easily condense and get rusty, cause turnover panel to fracture, bearing rust locking and damage, greatly reduce the service life of flap valve, increase
The maintenance cost of great Liao enterprise, such as Chinese Patent Application No. are the flue flap valve that CN201520198371.5 is proposed, including
Shell, the panel turnover device of the interior installation multiple groups of the shell side by side, panel turnover device are rotated by the driving mechanism drive of end,
Panel turnover device includes turnover panel and turnover panel rotation axis, and turnover panel rotation axis is short by center sleeve, non-executing device side short axle and actuator side
Axis is welded, and non-executing device side short axle and actuator side short axle are mounted at left and right sides of shell by bearing assembly support respectively
Shell wall on, turnover panel is mounted on the outside of center sleeve along center sleeve axial direction.
(1) when executing agency or Electric Actuator are damaged in the device, turnover panel can not be turned off manually or open, using not
Just, and in the device resistance is larger in sealing plate rotation process；
(2) gap can be generated between sealing plate after long-time use, causes the device leakproofness poor.
Utility model content
The purpose of the utility model is to provide a kind of flue electric rotating plate valve gears, to solve to propose in above-mentioned background technique
Executing agency or Electric Actuator when damaging, turnover panel can not be turned off manually or open, inconvenient for use, and sealant in the device
Resistance is larger in plate rotation process, and can generate gap between sealing plate after long-time use, cause the device leakproofness compared with
The problem of difference.
To achieve the above object, the utility model provides the following technical solutions: a kind of flue electric rotating plate valve gear, including
The left and right outer wall middle part of flue, the flue is provided with mounting hole, and the left and right part of the mounting hole is provided with sealing mounting groove, left
The inner cavity of the right mounting hole is connected with support shaft and L-type support shaft, the left end of the support shaft and the right side of L-type support shaft respectively
The outer wall of flue is run through at end, and the left and right outer wall of the flue is welded with bearing box, the left end of the support shaft outer wall and L-type
The right part of support shaft outer wall is connected with bearing, and the bearing is located at the inner cavity of bearing box, the right end and L-type branch of the support shaft
The left end of support axis is fixedly installed with main shaft, and the roof of the main shaft is welded with turnover panel, and the right wall lower weld of the flue has
Support plate, the antetheca of the support plate are bolted with hinged seat, and the inner cavity of the hinged seat is hinged with articulated slab, the articulated slab
Antetheca is welded with electric pushrod, and the bottom end of the telescopic rod in the electric pushrod and L-type support shaft is described to turn over by pin rod pin joint
The outer wall of plate is provided with turnover panel carbon seal ring mounting groove, and the inner cavity of the turnover panel carbon seal ring mounting groove is connected with turnover panel graphite
Sealing ring, the turnover panel carbon seal ring are contacted with the inner wall of flue, are welded with limit before and after the interior cavity wall of the flue
Bar, gag lever post described in two groups respectively with the roof rear portion of turnover panel and bottom wall front contact.
Further, the diameter of the main shaft is identical as the sealing diameter of mounting groove.
Further, the main shaft, support shaft and L-type support shaft are to pour integrated molding.
Further, the bending part and main shaft of the L-type support shaft and the weld of turnover panel are welded with reinforcing rib.
Further, the maximum flip angle of the turnover panel is 90 degree.
Part is not directed in the device to be the same as those in the prior art or can be realized by using the prior art.
The utility model has the beneficial effects that
1) present apparatus setting main shaft, support shaft, L-type support shaft and electric pushrod, are extended by electric pushrod and drive L-type branch
Support axis does circular-rotation around main shaft, and then L-type support shaft drives main axis, opening or closing for turnover panel is realized, when electronic
When handspike damaged, the present apparatus can be by shaking L-type support shaft, by lever principle manually, can be with using longer L-type support shaft
Easily make turnover panel manually opened or closes；
2) setting turnover panel carbon seal ring mounting groove, turnover panel carbon seal ring, carbon seal ring self-lubricating, high temperature resistant are resistance to
Corrosion, long service life, turnover panel carbon seal ring are directly contacted with turnover panel and flue inner wall, good seal performance, present apparatus operation
Simply, easy to use, sealing performance is excellent, and turnover panel facilitates unlatching and closure.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other spies of the utility model
Sign, objects and advantages will become more apparent upon.
Fig. 1 is that a kind of flue electric rotating plate valve gear of the utility model faces schematic cross-sectional view；
Fig. 2 is a kind of flue electric rotating plate valve gear flue outer wall section view partial schematic diagram of the utility model；
Fig. 3 is a kind of flue electric rotating plate valve gear right side view of the utility model；
Fig. 4 is a kind of right view section view partial schematic diagram of flue electric rotating plate valve gear of the utility model.
Figure label explanation: 1 flue, 2 bearing boxs, 3 bearings, 4 main shafts, 5 turnover panels, 6 support shafts, 7L type support shaft, 8
Fagging, 9 hinged seats, 10 articulated slabs, 11 electric pushrods, 12 mounting holes, 13 sealing mounting grooves, 14 gag lever posts, 15 turnover panel graphite are close
Seal mounting groove, 16 turnover panel carbon seal rings.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment, based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
It please refers to Fig. 1-4: opening at the left and right outer wall middle part of a kind of flue electric rotating plate valve gear, including flue 1, flue 1
There is mounting hole 12, the left and right part of mounting hole 12 is provided with sealing mounting groove 13, and the inner cavity of left and right mounting hole 12 is connected with branch respectively
Axis 6 and L-type support shaft 7 are supportted, the left end of support shaft 6 and the right end of L-type support shaft 7 run through the outer wall of flue 1, a left side for flue 1
Right outer wall is welded with bearing box 2, and the right part of 7 outer wall of left end and L-type support shaft of 6 outer wall of support shaft is connected with bearing 3, axis
3 inner cavities for being located at bearing box 2 are held, the right end of support shaft 6 and the left end of L-type support shaft 7 are fixedly installed with main shaft 4, main shaft 4
Roof is welded with turnover panel 5, and the right wall lower weld of flue 1 has support plate 8, and the antetheca of support plate 8 is bolted with hinged seat 9, hingedly
Seat 9 inner cavity be hinged with articulated slab 10, the antetheca of articulated slab 10 is welded with electric pushrod 11, the telescopic rod in electric pushrod 11 with
The bottom end of L-type support shaft 7 is provided with turnover panel carbon seal ring mounting groove 15 by pin rod pin joint, the outer wall of turnover panel 5, and turnover panel graphite is close
The inner cavity of seal mounting groove 15 is connected with turnover panel carbon seal ring 16, and turnover panel carbon seal ring 16 is contacted with the inner wall of flue 1,
It is welded with gag lever post 14 before and after the interior cavity wall of flue 1, two groups of gag lever posts 14 are respectively and before the roof rear portion of turnover panel 5 and bottom wall
Portion's contact；
The main shaft 4, support shaft 6, L-type support shaft 7 and electric pushrod 11 are extended by electric pushrod 11 and drive L-type branch
Support axis 7 does circular-rotation around main shaft 4, and then L-type support shaft 7 drives main shaft 4 to rotate, and realizes opening or closing for turnover panel 5,
When electric pushrod 11 damages, the present apparatus, by lever principle, can use longer L-type by shaking L-type support shaft 7 manually
Support shaft 7 can easily make turnover panel 5 manually opened or close；
The turnover panel carbon seal ring mounting groove 15, turnover panel carbon seal ring 16, carbon seal ring self-lubricating, high temperature resistant,
Corrosion-resistant, long service life, turnover panel carbon seal ring 16 is directly contacted with turnover panel 5 and 1 inner wall of flue, good seal performance.
The diameter of main shaft 4 is identical as the sealing diameter of mounting groove 13.
The diameter of main shaft 4 with sealing the diameter of mounting groove 13 it is identical, main shaft 4 or so end with seal mounting groove 13 in it is close
Seal contact, avoids flue gas from entering in bearing box 2 by mounting hole 12.
Main shaft 4, support shaft 6 and L-type support shaft 7 are to pour integrated molding.
Main shaft 4, support shaft 6 and L-type support shaft 7 are to pour integrated molding, and intensity is higher, avoids 5 rotary resistance of turnover panel
When big.
The bending part and main shaft 4 of the L-type support shaft 7 and the weld of turnover panel 5 are welded with reinforcing rib.
The bending part and main shaft 4 of L-type support shaft 7 and the weld of turnover panel 5 are welded with reinforcing rib, improve L-type support shaft 7
With the bonding strength of main shaft 4 and turnover panel 5.
Further, the maximum flip angle of the turnover panel 5 is 90 degree.
The maximum flip angle of turnover panel 5 is 90 degree, has carried out position limit to turnover panel 5.
Working principle of the utility model is: electric pushrod 11 is connected to power supply, when work, start electric pushrod 11, electricity
The telescopic rod elongation of dynamic push rod 11, telescopic rod elongation drives L-type support shaft 7 to rotate, so that L-type support shaft 7 does circle around main shaft 4
Week rotation, then the rotation of main shaft 4 drives turnover panel 5 to rotate, and turnover panel 5 does circular-rotation, the turnover panel of 5 outer wall of turnover panel around main shaft 4
The interior wall friction of carbon seal ring 16 and flue 1, until the left and right ends of turnover panel carbon seal ring 16 are respectively away from flue 1
Wall, furthermore the rear and front end of turnover panel carbon seal ring 16 always flue 1 inner wall contact, avoid flue gas from entering turnover panel graphite grazing
The contact position of circle 16 and 1 inner wall of flue, finally overturning completes fully opening for flue 1, when electric pushrod 11 to 90 degree to turnover panel 5
When damage, the pin rod at telescopic rod in electric pushrod 11 and 7 pin joint of L-type support shaft is taken out, staff passes through manual rocking-turn
L-type support shaft 7 rotates, and the rotation of L-type support shaft 7 drives main shaft 3 to rotate backward, until the gag lever post in flue 1 before and after cavity wall
14, respectively with the roof rear portion of turnover panel 5 and bottom wall front contact, complete the closing of flue 1.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above, for
For those skilled in the art, it is clear that the present invention is not limited to the details of the above exemplary embodiments, and without departing substantially from this
In the case where the spirit or essential attributes of utility model, the utility model can be realized in other specific forms；Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the utility model is by institute
Attached claim rather than above description limit, it is intended that will fall within the meaning and scope of the equivalent elements of the claims
All changes are embraced therein, and should not treat any reference in the claims as limiting related right
It is required that.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (5)
1. a kind of flue electric rotating plate valve gear, it is characterised in that: including flue (1), in the middle part of the left and right outer wall of the flue (1)
It is provided with mounting hole (12), the left and right part of the mounting hole (12) is provided with sealing mounting groove (13), the left and right mounting hole
(12) inner cavity is connected with support shaft (6) and L-type support shaft (7), the left end of the support shaft (6) and L-type support shaft (7) respectively
Right end run through the outer wall of flue (1), the left and right outer wall of the flue (1) is welded with bearing box (2), the support shaft
(6) right part of the left end of outer wall and L-type support shaft (7) outer wall is connected with bearing (3), and the bearing (3) is located at bearing box (2)
Inner cavity, the right end of the support shaft (6) and the left end of L-type support shaft (7) be fixedly installed with main shaft (4), the main shaft (4)
Roof be welded with turnover panel (5), the right wall lower weld of the flue (1) has support plate (8), the antetheca of the support plate (8)
It is bolted with hinged seat (9), the inner cavity of the hinged seat (9) is hinged with articulated slab (10), the antetheca welding of the articulated slab (10)
Have electric pushrod (11), the bottom end of the telescopic rod in the electric pushrod (11) and L-type support shaft (7) passes through pin rod pin joint, institute
The outer wall for stating turnover panel (5) is provided with turnover panel carbon seal ring mounting groove (15), the turnover panel carbon seal ring mounting groove (15) it is interior
Chamber is connected with turnover panel carbon seal ring (16), and the turnover panel carbon seal ring (16) contacts with the inner wall of flue (1), the flue
(1) it is welded with gag lever post (14) before and after interior cavity wall, gag lever post described in two groups (14) the roof rear portion with turnover panel (5) respectively
With bottom wall front contact.
2. flue electric rotating plate valve gear according to claim 1, it is characterised in that: the diameter of the main shaft (4) with it is close
The diameter for sealing mounting groove (13) is identical.
3. flue electric rotating plate valve gear according to claim 1, it is characterised in that: the main shaft (4), support shaft (6)
It is to pour integrated molding with L-type support shaft (7).
4. flue electric rotating plate valve gear according to claim 1, it is characterised in that: the bending of the L-type support shaft (7)
Place and main shaft (4) and the weld of turnover panel (5) are welded with reinforcing rib.
5. flue electric rotating plate valve gear according to claim 1, it is characterised in that: the maximum overturning of the turnover panel (5)
Angle is 90 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821208990.8U CN208858946U (en) | 2018-07-28 | 2018-07-28 | A kind of flue electric rotating plate valve gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821208990.8U CN208858946U (en) | 2018-07-28 | 2018-07-28 | A kind of flue electric rotating plate valve gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208858946U true CN208858946U (en) | 2019-05-14 |
Family
ID=66413436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821208990.8U Expired - Fee Related CN208858946U (en) | 2018-07-28 | 2018-07-28 | A kind of flue electric rotating plate valve gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208858946U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111235379A (en) * | 2020-02-27 | 2020-06-05 | 天津轧一冷轧薄板有限公司 | Device for reducing waste gas heat loss of hood-type annealing furnace |
-
2018
- 2018-07-28 CN CN201821208990.8U patent/CN208858946U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111235379A (en) * | 2020-02-27 | 2020-06-05 | 天津轧一冷轧薄板有限公司 | Device for reducing waste gas heat loss of hood-type annealing furnace |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208858946U (en) | A kind of flue electric rotating plate valve gear | |
| CN205446869U (en) | Motorised valve and valve -stem nut thereof | |
| CN201496981U (en) | Shutter type desulfuration baffle door of vertical type multi-drive series blades | |
| CN204592419U (en) | Twin channel Double-linkage automatic switchover throttle setting | |
| CN202327132U (en) | Corrosion-resistant splayed air valve | |
| CN109014688A (en) | A kind of T-type aluminum welding machine | |
| CN201377597Y (en) | Butterfly valve limiting and locking device | |
| CN209213016U (en) | A kind of round tube flap valve | |
| CN204553875U (en) | Flue flap valve | |
| US20020020826A1 (en) | Valve | |
| CN216131391U (en) | Online maintenance device for air door shaft seal | |
| CN102619999A (en) | Air-lock flap valve | |
| CN202597726U (en) | Novel air lock flap valve | |
| CN209444821U (en) | A kind of fast changeable blade valve | |
| CN201277333Y (en) | High temperature butterfly valve of smoke canal | |
| CN211851579U (en) | Access door with observation hole | |
| CN221075267U (en) | Stainless steel double-connecting-rod sealing valve | |
| CN212616374U (en) | Novel high-temperature dust remover valve sealing device | |
| CN211423404U (en) | Double-shaft double-disc flue stop valve | |
| CN200940696Y (en) | Open type chain driven insert plate valve | |
| CN215863489U (en) | Smoke baffle door-hinge seal structure | |
| CN218269145U (en) | Air door box of combustor | |
| CN215721429U (en) | All-welded ball valve convenient to disassemble and assemble and used for natural gas pipeline transportation | |
| CN215794089U (en) | Automatic opening and closing mechanism for carriage back door of dump truck | |
| CN220704298U (en) | Inspection hole for steel box girder bottom |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190514 |