CN208634499U - The valve rod anti-rotation device of RTO furnace exhaust switching valve - Google Patents
The valve rod anti-rotation device of RTO furnace exhaust switching valve Download PDFInfo
- Publication number
- CN208634499U CN208634499U CN201821247532.5U CN201821247532U CN208634499U CN 208634499 U CN208634499 U CN 208634499U CN 201821247532 U CN201821247532 U CN 201821247532U CN 208634499 U CN208634499 U CN 208634499U
- Authority
- CN
- China
- Prior art keywords
- valve
- valve rod
- rod
- bull stick
- cover board
- 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.)
- Active
Links
Landscapes
- Sliding Valves (AREA)
Abstract
The utility model provides a kind of valve rod anti-rotation device of RTO furnace exhaust switching valve, is related to waste gas pollution control and treatment equipment technical field, including valve body, cover board and valve rod；The bottom of valve body is additionally provided with valve plate, the bottom end of valve rod is connected by fixed plate with valve plate, the top of valve rod is also connect with cylinder rod, it is also connect with anti-bull stick one end on the side of valve stem tip, the other end of anti-bull stick is connect by guide sleeve with guide rod, guide sleeve is set on guide rod, and valve rod sealing device is set between valve body and cover board.The structure design of the utility model is reasonable, the side design installation anti-bull stick of valve rod, since one end of anti-bull stick is fixedly connected with valve rod, the other end is mounted on guide rod by guide sleeve, when valve rod moves up and down, anti-bull stick valve rod can and then can also move up and down, and the cooperation of anti-bull stick and guide rod can effectively prevent valve rod and rotate, and solve the problems, such as stem dropping.
Description
Technical field
The utility model relates to waste gas pollution control and treatment equipment technical field more particularly to a kind of valves of RTO furnace exhaust switching valve
Bar anti-rotation device.
Background technique
RTO is a kind of efficient VOCs treatment equipment, with traditional catalysis burning, direct-fired thermal oxidation furnace (TO) phase
Than, have the characteristics that the thermal efficiency high (>=95%), operating cost is low, can handle low concentration gas in Wind Volume, when concentration is slightly higher,
Secondary waste heat recycling can be also carried out, production and operation cost is substantially reduced.
RTO (Regenerative Thermal Oxidizer, abbreviation RTO), heat accumulating type oxidation furnace.Its principle is in height
The organic matter (VOCs) in exhaust gas is oxidized to corresponding carbon dioxide and water under temperature, to purify exhaust gas, and recycles exhaust gas point
The heat released when solution, three Room RTO exhaust gas decomposition efficiencies reach 99% or more, and heat recovery efficiency reaches 95% or more.
RTO main structure is made of combustion chamber, regenerative chamber and switching valve etc..According to client's actual demand, different thermal energy is selected to recycle
Mode and switching valve mode.
Due to the valve rod frequent movement in switching valve, vibration, the phenomenon that valve rod being rotated, easily there is valve rod
The problem of falling off seriously affects the operation stability of RTO furnace.
Utility model content
In order to solve the above technical problems, the utility model provides a kind of valve rod anti-rotation device of RTO furnace exhaust switching valve.
To achieve the above object, the utility model adopts the following technical solutions:
The valve rod anti-rotation device of RTO furnace exhaust switching valve, including the valve body being installed on pipeline, above valve body
Cover board, the valve rod being fixedly installed in inside the valve body and the cover board；The bottom of the valve body is additionally provided with valve plate, the valve
The bottom end of bar is connected by fixed plate with the valve plate, and the top of the valve rod inside cover board is also connect with cylinder rod, valve rod
It is also connect with anti-bull stick one end on the side on top, the other end of anti-bull stick is connect by guide sleeve with guide rod, the guiding
It is set on the guide rod, valve rod sealing device is set between the valve body and the cover board, and the valve rod passes through
Valve rod sealing device.
As above-mentioned technical proposal to further describe: the guide rod is set in the cover board, and the guide rod
It is arranged in parallel with valve rod.
As above-mentioned technical proposal to further describe: anti-bull stick moves up and down with the valve rod and the guide rod.
It is as above-mentioned technical proposal to further describe: the company of being bolted between the valve rod and the anti-bull stick
It connects.
It is as above-mentioned technical proposal to further describe: to be fixed between the fixed plate, the valve plate by multiple bolts
Connection.
It is as above-mentioned technical proposal to further describe: to pass through flange and multiple bolts between the cover board and the valve body
It is fixedly connected.
The utility model has the beneficial effects that the utility model is reasonable in design, installation is designed in the side of valve rod
Anti-bull stick, since one end of anti-bull stick is fixedly connected with valve rod, the other end by guide sleeve install on the guide bar, guide rod with
The parallel setting of valve rod；When valve rod moves up and down, anti-bull stick can also follow valve rod up and down motion, anti-bull stick and guide rod
Cooperation can effectively prevent the phenomenon that valve rod rotates, and fundamentally solve the problems, such as stem dropping.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model.
Wherein, 1- valve body；2- valve plate；3- fixed plate；4- pipeline；5- valve rod sealing device；6- flange；7- cover board；8- is anti-
Bull stick；9- bolt；10- valve rod；11- guide rod；12- cylinder rod.
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
It clearly and completely describes, it is clear that described embodiment is only the utility model a part of the embodiment, rather than whole realities
Apply example.Based on the embodiments of the present invention, those of ordinary skill in the art institute without making creative work
The every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figure 1, the valve rod anti-rotation device of RTO furnace exhaust switching valve, including the valve body 1 being installed on pipeline 4, position
Cover board 7 above valve body 1, the valve rod 10 being fixedly installed in inside valve body 1 and cover board 7；The bottom of valve body 1 is additionally provided with valve plate
2, the bottom end of valve rod 10 is connected by fixed plate 3 with valve plate 2, the top of the valve rod 10 inside cover board 7 also with cylinder rod 12
It connects, is also connect with 8 one end of anti-bull stick on the side on 10 top of valve rod, connected between valve rod 10 and anti-bull stick 8 for engagement thread,
The other end of anti-bull stick 8 is connect by guide sleeve with guide rod 11, and guide sleeve is set on guide rod 11, and guide sleeve can be oriented to
It is moved freely on bar 11, valve rod sealing device 5 is set between valve body 1 and cover board 7, and valve rod 10 passes through valve rod sealing device
5, valve rod sealing device 5 includes seal body, filler, holddown spring and sealing element top plate, and holddown spring is by seal body
It is fixedly connected with sealing element top plate.
Particularly, guide rod 11 is set in cover board 7, and guide rod 11 is arranged in parallel with valve rod 10, under guide rod 11
End is fixedly connected with flange 6, and upper end is fixedly connected by bolt 9 with the top plate of cover board 7.
Particularly, anti-bull stick 8 moves up and down with valve rod 10, and anti-bull stick 8 is connected through a screw thread mode and 10 stationary phase of valve rod
Even, easily there is the problem of valve rod 10 falls off so that valve rod 10 can rotate in the frequent movement of valve rod 10, vibration.
Particularly, it is fixedly connected between valve rod 10 and anti-bull stick 8 by bolt 9, stud is installed on valve rod 10, with valve rod 10
8 one end of anti-bull stick of connection offers the screw thread with the stud same model, with the bolt 9 to match by valve rod 10 and anti-bull stick
8 are fixedly connected.
Particularly, it is fixedly connected between fixed plate 3, valve plate 2 by multiple bolts 9, guarantees that valve rod 10 is fixed.
Particularly, it is fixedly connected between cover board 7 and valve body 1 by flange 6 and multiple bolts 9.
The utility model it is reasonable in design, valve rod 10 side design anti-bull stick 8 is installed, due to anti-bull stick 8
One end be fixedly connected with valve rod 10, the other end is mounted on guide rod 11 by guide sleeve, when valve rod 10 move up and down when, prevent
Bull stick 8 valve rod 10 can and then can also move up and down, and the cooperation of anti-bull stick 8 and guide rod 11 can effectively prevent valve rod 10 and revolve
Turn, fundamentally solves the problems, such as that valve rod 10 falls off.
Certainly, the above description is not intended to limit the present invention, and the utility model is also not limited to the example above,
The variations, modifications, additions or substitutions that those skilled in the art are made in the essential scope of the utility model, are also answered
Belong to the protection scope of the utility model.
Claims (6)
- The valve rod anti-rotation device of 1.RTO furnace exhaust switching valve, which is characterized in that including the valve body being installed on pipeline, be located at Cover board above valve body, the valve rod being fixedly installed in inside the valve body and the cover board；The bottom of the valve body is additionally provided with Valve plate, the bottom end of the valve rod are connected by fixed plate with the valve plate, the top of the valve rod inside cover board also with cylinder Bar connects, and also connect with anti-bull stick one end on the side of valve stem tip, and the other end of anti-bull stick is connected by guide sleeve and guide rod It connects, the guide sleeve is set on the guide rod, and valve rod sealing device is set between the valve body and the cover board, and institute Valve rod is stated across valve rod sealing device.
- 2. the valve rod anti-rotation device of RTO furnace exhaust switching valve as described in claim 1, which is characterized in that the guide rod It is set in the cover board, and the guide rod is arranged in parallel with valve rod.
- 3. the valve rod anti-rotation device of RTO furnace exhaust switching valve as claimed in claim 2, which is characterized in that anti-bull stick is with institute It states valve rod and the guide rod moves up and down.
- 4. the valve rod anti-rotation device of RTO furnace exhaust switching valve as claimed in claim 3, which is characterized in that the valve rod with It is bolted to connection between the anti-bull stick.
- 5. the valve rod anti-rotation device of RTO furnace exhaust switching valve as described in claim 1, which is characterized in that the fixed plate, It is fixedly connected between the valve plate by multiple bolts.
- 6. the valve rod anti-rotation device of RTO furnace exhaust switching valve as described in claim 1, which is characterized in that the cover board with It is fixedly connected by flange with multiple bolts between the valve body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821247532.5U CN208634499U (en) | 2018-08-03 | 2018-08-03 | The valve rod anti-rotation device of RTO furnace exhaust switching valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821247532.5U CN208634499U (en) | 2018-08-03 | 2018-08-03 | The valve rod anti-rotation device of RTO furnace exhaust switching valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208634499U true CN208634499U (en) | 2019-03-22 |
Family
ID=65740527
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821247532.5U Active CN208634499U (en) | 2018-08-03 | 2018-08-03 | The valve rod anti-rotation device of RTO furnace exhaust switching valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208634499U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111043352A (en) * | 2019-12-17 | 2020-04-21 | 恩宜瑞(江苏)环境发展有限公司 | Novel poppet valve and application thereof in RTO system |
-
2018
- 2018-08-03 CN CN201821247532.5U patent/CN208634499U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111043352A (en) * | 2019-12-17 | 2020-04-21 | 恩宜瑞(江苏)环境发展有限公司 | Novel poppet valve and application thereof in RTO system |
| CN111043352B (en) * | 2019-12-17 | 2021-09-24 | 恩宜瑞(江苏)环境发展有限公司 | Poppet valve and application thereof in RTO system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208634499U (en) | The valve rod anti-rotation device of RTO furnace exhaust switching valve | |
| CN101556055A (en) | Adjustable energy-saving gas stove | |
| CN203355596U (en) | Telescopic denitration spray gun | |
| CN102764582A (en) | High-quality spray absorber for wet flue gas desulfurization | |
| CN202835358U (en) | Novel regenerative burner | |
| CN208587592U (en) | The sealing device of RTO furnace exhaust switching valve | |
| CN201909062U (en) | Novel ball valve | |
| CN204187592U (en) | A kind of pan shell type waste heat boiler of built in bypass control valve | |
| CN201424460Y (en) | Coal gas producer movable small lime cutter | |
| CN202105595U (en) | Ammonia injection grille | |
| CN201170605Y (en) | Energy-saving levitation type combustion furnace head without maintenance | |
| CN205228194U (en) | Acheson furnace exhaust gas collecting device | |
| CN203212523U (en) | Stoke hole sleeve with good heat insulation effect | |
| CN203021498U (en) | Coal-feeding hole cover and coal-feeding hole sleeve | |
| CN202900423U (en) | Gas inlet regulating system of gas engine | |
| CN204281673U (en) | A kind of coal port lid | |
| CN204533645U (en) | Plunger type high-temp mixing valve | |
| CN205061995U (en) | Five steps of preparation inert gas devices in fixed bed gas making stove | |
| CN204718112U (en) | A kind of environmental protection coal-fired boiler | |
| CN202778266U (en) | High-efficiency spray absorption tower for wet flue gas desulfurization | |
| CN204941712U (en) | A kind of energy-saving cylinder head | |
| CN204281674U (en) | A kind of coal port lid of long service life | |
| CN214198759U (en) | Sealing device for industrial boiler | |
| CN204703971U (en) | Natural gas engine nodular cast iron rocking arm | |
| CN203454174U (en) | Ultrahigh pressure coal power additive device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |