CN110686250B - Rotatory RTO rotary valve and heat accumulation formula organic waste gas burn burning furnace - Google Patents
Rotatory RTO rotary valve and heat accumulation formula organic waste gas burn burning furnace Download PDFInfo
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- CN110686250B CN110686250B CN201910954281.7A CN201910954281A CN110686250B CN 110686250 B CN110686250 B CN 110686250B CN 201910954281 A CN201910954281 A CN 201910954281A CN 110686250 B CN110686250 B CN 110686250B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/20—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having rotating or oscillating drums
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/44—Details; Accessories
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/44—Details; Accessories
- F23G5/46—Recuperation of heat
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G7/00—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
- F23G7/06—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases
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Abstract
The invention discloses a rotary RTO rotary valve and a heat accumulating type organic waste gas incinerator, which comprise a stator, a rotor and a wind distribution area; the inner cylinder of the stator is connected with the inner cylinder of the rotor through an inner cylinder sealing soft connecting assembly; the outer cylinder of the stator is connected with the outer cylinder of the rotor through an outer cylinder sealing flexible connecting assembly. The lower stator and the rotor are not rigidly cut together in the synchronous rotation operation, the structure delays the abrasion of the outer cylinder sealing ring and the inner cylinder sealing ring, prolongs the service life of the outer cylinder sealing ring and the inner cylinder sealing ring, and greatly increases the convenience of manual maintenance and repair due to the addition of the sealing soft connection mechanism.
Description
Technical Field
The invention discloses a rotary RTO rotary valve and a heat accumulating type organic waste gas incinerator.
Background
The main core part of the rotary RTO is a rotary valve component which is mainly divided into three parts: 1. the stator at the bottom is used for separating air inlet and air outlet; 2. the middle rotor is used for rotating and distributing wind; 3. the upper air distribution area is used for uniformly distributing the waste gas or the flue gas entering the thermal oxidation chamber.
The inventor finds that the connection of the three main components in the rotary valve assembly on the market is hard connection, namely the abutting surfaces of the three components are hard and mechanically connected together, and the contact surfaces are filled with sealing materials; the structure can cause hard abrasion to the joint surface between the components in the long-term rotating operation process of the intermediate rotor, shorten the service life of the sealing material and is inconvenient to maintain; the machine needs to be shut down and overhauled for a long time regularly; the most important influence causes the sealing between the inner cylinder and the outer cylinder of the rotary valve to be not tight, the mixture of the entering waste gas and the discharged flue gas is caused, and the purification efficiency of the rotary RTO is influenced.
Disclosure of Invention
The rotary valve structure aims to solve the problems that the existing rotary valve structure causes hard abrasion to the fit surface between components in the long-term rotary operation of the intermediate rotor, the service life of a sealing material is short, the replacement and maintenance investment is increased, the sealing between the inner cylinder and the outer cylinder of the rotary valve is not tight, the purification efficiency of a rotary RTO is reduced, and the like; the invention provides a novel connection mode among all the components of the rotary valve, which can not only meet the use requirement of the rotary valve, but also greatly reduce the abrasion to all the components and sealing materials, reduce the investment of maintenance and guarantee the treatment efficiency of the rotary RTO.
The technical scheme adopted by the invention is as follows:
the invention aims to provide a low-maintenance rotary RTO rotary valve which comprises a stator, a rotor and a wind distribution area, wherein the rotor is arranged on the stator; the inner cylinder of the stator is connected with the inner cylinder of the rotor through an inner cylinder sealing soft connecting assembly; the outer cylinder of the stator is connected with the outer cylinder of the rotor through an outer cylinder sealing flexible connecting assembly.
As a further technical scheme, the inner cylinder sealing soft connecting component is detachably connected with the inner cylinder of the stator and the inner cylinder of the rotor; the outer cylinder sealing soft connecting component is detachably connected with the outer cylinder of the stator and the outer cylinder of the rotor.
As a further technical scheme, the outer cylinder sealing soft connecting component comprises an outer soft connecting piece, and the outer soft connecting piece comprises an upper connecting part, a lower connecting part and an annular sealing part; the upper connecting part and the lower connecting part are of annular structures, and the upper connecting part, the lower connecting part and the annular sealing part are integrally formed; the upper connecting part is connected with the outer cylinder of the rotor; the lower connecting part is connected with the outer cylinder of the stator.
As a further technical scheme, the device also comprises an outer positioning component, wherein the positioning component comprises a positioning rod, a fixed seat and an outer cylinder sealing ring; the outer cylinder sealing ring is arranged between the soft connecting piece and the stator outer cylinder; the fixing seat is arranged on the outer edge of the rotor outer barrel, the upper part of the positioning rod is connected with the fixing seat, and the lower part of the positioning rod is connected with the outer barrel sealing ring.
As a further technical scheme, an upper connecting part of the outer connecting piece is connected with an outer cylinder of the rotor through an upper tabletting flange; and the lower connecting part of the connecting piece is connected with the outer cylinder of the stator through a lower pressing sheet flange.
As a further technical scheme, the outer cylinder sealing soft connecting component comprises an inner soft connecting piece, and the inner soft connecting piece comprises an upper connecting part, a lower connecting part and an annular sealing part; the upper connecting part and the lower connecting part are of annular structures, and the upper connecting part, the lower connecting part and the annular sealing part are integrally formed; the upper connecting part is connected with the outer cylinder of the rotor; the lower connecting part is connected with the outer cylinder of the stator.
As a further technical scheme, the device also comprises an inner positioning assembly, wherein the positioning assembly comprises a positioning rod, a fixed seat and an inner cylinder sealing ring; the inner cylinder sealing ring is arranged between the soft connecting piece and the stator inner cylinder; the fixing seat is arranged on the outer edge of the rotor inner cylinder, the upper part of the positioning rod is connected with the fixing seat, and the lower part of the positioning rod is connected with the inner cylinder sealing ring.
As a further technical scheme, the fixing seat is replaced by a connecting plate between the rotor inner cylinder and the rotor outer cylinder.
As a further technical scheme, an upper connecting part of the connecting piece is connected with an inner cylinder of the rotor through an upper tabletting flange; the lower connecting part of the connecting piece is connected with the inner cylinder of the stator through a lower pressing sheet flange.
The second purpose of the invention is to provide a regenerative organic waste gas incinerator, which comprises the rotary RTO rotary valve.
The invention has the beneficial effects that:
the connection between the lower stator and the rotor is replaced by flexible connection, and particularly, the inner cylinder of the stator is connected with the inner cylinder of the rotor through an inner cylinder sealing flexible connection assembly; the outer cylinder of the stator is connected with the outer cylinder of the rotor through an outer cylinder sealing flexible connecting assembly; the stator and the rotor at the lower part are not rigidly cut together in the synchronous rotation operation, the structure delays the abrasion of the outer cylinder sealing ring and the inner cylinder sealing ring, prolongs the service life of the sealing soft connecting mechanism, greatly increases the convenience of manual maintenance and repair, can quickly disassemble and assemble the soft connection for internal maintenance and repair if necessary, greatly shortens the maintenance time, reduces the times of maintenance and repair, ensures the starting rate of equipment and reduces the failure rate compared with the prior rotary valve body which is opened in a whole split way;
the more important aspect is that the sealing performance of the inner cylinder and the outer cylinder of the rotary valve can be effectively ensured while the abrasion of the sealing material is reduced and the investment of equipment maintenance is reduced, and the purification efficiency of the rotary RTO is ensured to be more than or equal to 99%.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of the flexible connection part of the outer cylinder in FIG. 1;
FIG. 3 is a schematic structural view of a soft connection portion of the inner cylinder in FIG. 1;
FIG. 4 is a schematic structural view of a flexible connection portion of the inner cylinder;
FIG. 5 is a schematic three-dimensional structure of the flexible connection part of the outer cylinder;
FIG. 6 is a schematic three-dimensional structure of the soft connection part of the inner cylinder;
in the figure: 1 stator, 2 rotors, 3 upper segment wind districts, 4 urceolus flexible couplings, 5 last preforming flanges, 6 go up the fixing base, 7 first fixing base, 8 first locating levers, 9 first gland, 10 urceolus sealing rings, 11 inner tube sealing rings, 12 lower preforming flanges, 13 inner tube flexible couplings, 14 lower preforming flanges, 15 last preforming flanges, 16 second locating levers, 17 locating lever fixing bases, 18 second gland, 19 first connecting plates, 20 connecting plates.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an", and/or "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof;
for convenience of description, the words "up" and "down" when used in this specification shall only mean that they correspond to the directions of the figures themselves, and shall not be construed as limiting the structure, but merely as a matter of convenience in describing the invention and simplifying the description, and shall not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and shall not be construed as limiting the invention.
And it should be understood that the main structure of the inner cylinder and the outer cylinder in the present application is a ring structure, so that the centripetal side is the inner side, and the centrifugal side is the outer side, and based on the basic orientation, the inner side and the outer side in the present invention are accurately defined.
The terms "first" and "second" in the present invention are used only for distinguishing different components and do not limit the structure, for example: the first positioning rod and the second positioning rod merely represent two different positioning rods, and do not have any other meaning.
The rotary valve in this application is mainly to the rotary valve in the heat accumulation formula organic waste gas incinerator (RTO for short). The heat accumulating organic waste gas incinerator has the principle that combustible waste gas is oxidized into corresponding carbon dioxide and water at the high temperature of 800 ℃, so that waste gas is purified, heat released during decomposition of the waste gas is recovered, the decomposition efficiency of the waste gas reaches over 99 percent, and the heat recovery efficiency reaches over 95 percent. The RTO main body structure comprises a combustion chamber, a ceramic packed bed, a switching valve and the like. The method is mainly applied to chemical industry, automobile and machinery manufacturing industry, electronic and electrical appliance manufacturing industry, light industry and metallurgical steel industry, and is mainly used for treating volatile organic waste gas. The RTO mainly has two structures of a multi-tower type and a rotary type, the rotary type RTO is a structural form newly proposed in recent years, and mainly has the following characteristics: high treatment efficiency (more than 99%) and heat recovery rate (more than 95%); the equipment load change is less, the service life is long and the stability is high; the equipment is simple and the occupied area is small; the driving part and the heat accumulator use semi-permanent materials, so the maintenance cost is low; the heat energy temperature of the heat storage can be kept for a long time, and the fuel cost can be saved when the engine is restarted. Less secondary pollution elements and high environmental protection performance.
The main core part of the rotary RTO is a rotary valve component which is mainly divided into three parts: 1. the stator at the bottom is used for separating air inlet and air outlet; 2. the middle rotor is used for rotating and distributing wind; 3. the upper air distribution area is used for uniformly distributing the waste gas or the flue gas entering the thermal oxidation chamber. The inventor finds that the connection of the three main components in the rotary valve assembly on the market is hard connection, namely the abutting surfaces of the three components are hard and mechanically connected together, and the contact surfaces are filled with sealing materials; the structure can cause hard abrasion to the joint surface between the components in the long-term rotating operation process of the intermediate rotor, shorten the service life of the sealing material and is inconvenient to maintain; the machine needs to be shut down and overhauled for a long time regularly; the most important influence causes the sealing between the inner cylinder and the outer cylinder of the rotary valve to be not tight, the mixture of the entering waste gas and the discharged flue gas is caused, and the purification efficiency of the rotary RTO is influenced.
Based on the problem, the rotary valve structure aims to solve the problems that the existing rotary valve structure causes hard abrasion to the fit surfaces between the components in the long-term rotary operation of the intermediate rotor, the service life of sealing materials is short, the replacement and maintenance investment is increased, the inner cylinder and the outer cylinder of the rotary valve are not tightly sealed, the purification efficiency of rotary RTO is reduced, and the like.
The structure of the invention is explained in detail below with reference to the specific drawings;
the RTO rotary valve in the embodiment mainly comprises a lower stator 1, an upper rotor 2 and an upper partial wind area 3, and the RTO rotary valve is mainly characterized in that a sealing soft connection mechanism is additionally arranged between the lower stator 1 and the upper rotor 2 to change the connection mode and ensure the process performance of the rotary valve; the inner cylinder of the stator is connected with the inner cylinder of the rotor through an inner cylinder sealing soft connecting assembly; the outer cylinder of the stator is connected with the outer cylinder of the rotor through an outer cylinder sealing flexible connecting assembly. As a further technical scheme, for the convenience of maintenance, the inner cylinder sealing soft connecting component is detachably connected with the inner cylinder of the stator and the inner cylinder of the rotor; the outer cylinder sealing soft connecting component is detachably connected with the outer cylinder of the stator and the outer cylinder of the rotor.
The lower stator 1 comprises an inner cylinder and an outer cylinder, the bottoms of the inner cylinder and the outer cylinder are arranged on a bottom plate, and the tops of the inner cylinder and the outer cylinder are not connected.
The upper rotor also comprises an inner cylinder and an outer cylinder, and the bottom of the inner cylinder and the bottom of the outer cylinder of the upper rotor are connected through a connecting plate 20; the inner cylinder and the outer cylinder are connected together to form a whole, the connecting plate 20 is a sector plate, the connecting plate 20 only covers partial area of an annular area formed by the inner cylinder and the outer cylinder, the partial area is not completely covered, an air inlet channel needs to be reserved, as shown in fig. 1, the air inlet channel is reserved on the left side, and the air inlet channel is not reserved on the right side.
Specifically, the sealing soft connection mechanism between the rotor and the stator mainly comprises two parts, namely an inner cylinder sealing soft connection component and an outer cylinder sealing soft connection component; the inner cylinder sealing soft connecting assembly is used for realizing the connection between the inner cylinder of the upper rotor and the inner cylinder of the lower stator, and the outer cylinder sealing connecting assembly is used for realizing the soft connection between the outer cylinder of the upper rotor and the outer cylinder of the lower stator.
The outer cylinder sealing flexible connecting component is explained in detail as follows: as shown in fig. 1, 2 and 5, the outer cylinder sealing flexible connection assembly includes an outer cylinder flexible connection 4, an upper pressing sheet flange 5, an upper fixing seat 6, a first fixing seat 7, a first positioning rod 8, a first pressing cover 9, an outer cylinder sealing ring 10 and a lower pressing sheet flange 14;
the outer edge of the outer cylinder of the rotor 2 is provided with the upper fixing seat 6, the outer cylinder of the rotor is of a thin-wall cylindrical structure, so that the connection is convenient, the thickness of the bottom of the outer cylinder of the rotor is thicker than that of the body part of the cylinder, a structure similar to an annular base is formed, the upper fixing seat 6 is arranged on the outer edge of the annular base, namely the outer side surface, the upper fixing seat is formed by integral forming and processing, and the upper fixing seat 6 can be fixed on the outer edge of the annular base in the later period by welding or other connection modes; in this embodiment, the upper fixing seat is a rectangular plate structure, but it is understood that in other embodiments, the upper fixing seat may be designed in other shapes; and in order to realize the fixation of the first positioning rod 8, a plurality of threaded holes are arranged on the upper fixing seat.
Similarly, the outer cylinder of the stator 1 is a thin-wall cylindrical structure, for the convenience of connection, the thickness of the top of the outer cylinder of the stator is thicker than that of the body part of the cylinder, so as to form a structure similar to an annular base, and the outer cylinder sealing ring 10 is arranged on the top of the annular base; in this embodiment, the outer cylinder sealing ring 10 is annular in overall structure, extends out of the corresponding position of the upper fixing seat 6 to form a structure similar to the fixing seat, and has a hole in the extending portion for the first positioning rod 8 to pass through, and a plurality of threaded holes in the extending portion for fixing the first positioning rod 8.
In the present embodiment, the outer cylinder flexible connection 4 is an annular structure as a whole, and includes an upper connection portion, a lower connection portion, and an annular sealing portion; preferably, the upper connecting part, the lower connecting part and the annular sealing part are integrally formed, the upper connecting part and the lower connecting part are of annular structures, and the top surface of the annular sealing part extends outwards to form an annular upper connecting part; the bottom surface of the annular sealing part extends outwards to form an annular lower connecting part, and the upper connecting part is vertically parallel to the lower connecting part; the bottom of the upper connecting part is provided with an upper tabletting flange 5 which is connected with the annular base of the rotor 2 through the upper tabletting flange 5 and a connecting piece, preferably, the connecting piece can be selected from bolts; the top of the lower connecting part is provided with a lower pressing sheet flange 14 which is connected with the outer cylinder sealing ring 10 and the annular base of the stator 2 through the lower pressing sheet flange 14 and a connecting piece, preferably, the connecting piece can be selected from bolts; the soft connection between the stator outer cylinder and the rotor outer cylinder is realized through the outer cylinder soft connection 4.
Furthermore, in order to realize accurate positioning between the rotor and the stator outer cylinder, an outer positioning assembly is further arranged, the upper fixing seat 6 and the outer cylinder sealing ring 10 are positioned through a first positioning rod 8, the top of the first positioning rod 8 is fixed on the upper fixing seat 6 through a first fixing seat 7, the bottom of the first positioning rod 8 penetrates through the outer sealing ring 10, and the bottom of the first positioning rod is pressed on the outer sealing ring 10 through a pressing cover.
Furthermore, the number of the outer positioning components is selected according to the size of the outer barrel, the larger the diameter of the outer barrel is, the more the number of the positioning components is, the smaller the diameter of the outer barrel is, and the fewer the number of the positioning components is; and preferably, a plurality of outer positioning components are uniformly arranged along the circumferential direction of the inner cylinder.
Further, the outer cylinder sealing ring 10 is attached to the top of the stator 1, a positioning rod mechanism composed of a first fixing seat, a first positioning rod and a first gland is responsible for connecting the fixing seat 6 with the outer cylinder sealing ring 10, the outer cylinder flexible connection 4 is respectively fixed on the rotor 2 and the outer cylinder sealing ring 10 through an upper pressing sheet flange and a lower pressing sheet flange, and therefore the rotor rotates while the positioning rod mechanism drives the outer cylinder sealing ring 10 to synchronously rotate; the outer cylinder flexible connection 4 also synchronously rotates along with the outer cylinder flexible connection.
The inner cylinder sealing soft connecting component is explained in detail as follows: as shown in fig. 1, 3, 4 and 6, the inner cylinder flexible connection sealing assembly includes an inner cylinder flexible connection 13, an upper pressing sheet flange 15, a second positioning rod 16, a second fixing seat 17, a second pressing cover 18, a lower fixing seat 19 and a lower pressing sheet flange 12; an inner cylinder seal ring 11;
the rotor 2 has a thin-wall cylindrical structure of the inner cylinder, and the inner cylinder and the outer cylinder of the rotor are connected through a connecting plate 20 for convenient connection; the connecting plate 20 acts here as the upper holder 6 in the outer tube flexible connection, and effects the fixing of the top of the second positioning rod 16 and the fixed connection of the inner tube flexible connection 13.
Similarly, the inner cylinder of the stator 1 is a thin-wall cylindrical structure, for the convenience of connection, the thickness of the top of the inner cylinder of the stator is thicker than that of the body part of the cylinder, so as to form a structure similar to an annular base, and an inner cylinder sealing ring 11 is arranged at the top of the annular base; in this embodiment, the inner cylinder sealing ring 11 and the outer cylinder sealing ring 10 have substantially the same integral structure and are also annular, and extend outward from the corresponding position of the second connecting member 20 to form a structure similar to the fixed seat, and a hole is formed in the extending portion for the second positioning rod 16 to pass through, and a plurality of threaded holes are formed in the extending portion for fixing the second positioning rod 16.
The structure of the inner cylinder flexible connection 13 is basically the same as that of the outer cylinder flexible connection 4, and is also an annular structure as a whole, and the annular structure comprises an upper connection part, a lower connection part and an annular sealing part; the upper connecting part, the lower connecting part and the annular sealing part are integrally formed; the upper connecting part and the lower connecting part are both of annular structures, and the top surface of the annular sealing part extends outwards to form an annular upper connecting part; the bottom surface of the annular sealing part extends outwards to form an annular lower connecting part; the bottom of the upper connecting part is provided with an upper tabletting flange 15 which is connected with a connecting plate 20 between the inner cylinder and the outer cylinder of the rotor 2 through the upper tabletting flange 15 and a connecting piece, preferably, the connecting piece can be selected from bolts; the top of the lower connecting part is provided with a lower pressing sheet flange 12 which is connected with the inner cylinder sealing ring 11 through the lower pressing sheet flange 12 and a connecting piece; preferably, the connecting piece can be selected from bolts; and the soft connection between the stator outer cylinder and the rotor outer cylinder is realized.
Furthermore, in order to realize accurate positioning between the rotor and the stator inner cylinder, an inner positioning assembly is further arranged, the connecting piece 20 and the inner cylinder sealing ring 11 are positioned through a second positioning rod 16, the top of the second positioning rod 16 is fixed on the connecting piece 20 through a second fixing seat 17, the bottom of the second positioning rod 16 penetrates through the inner cylinder sealing ring 11, and the bottom of the second positioning rod is pressed on the inner cylinder sealing ring 11 through a pressing cover.
Furthermore, the setting number of the inner positioning components is selected according to the size of the inner cylinder, the larger the diameter of the inner cylinder is, the more the setting number of the inner positioning components is, the smaller the diameter of the inner cylinder is, and the less the setting number of the inner positioning components is; and preferably, a plurality of inner positioning components are uniformly arranged along the circumferential direction of the inner barrel.
It should be further noted that the above-mentioned pressing plate flange refers to an annular pressing plate flange structure, and a plurality of threaded holes are arranged on the pressing plate flange; of course, the annular sheet flange structure can be replaced by a plurality of fan-shaped flange structures, and only the inner cylinder flexible connection 13 or the outer cylinder flexible connection is realized.
It should be further noted that the material of the outer tube flexible joint 4 and the inner tube flexible joint 13 has certain elasticity and can bear certain torque, and preferably, the material thereof can be high temperature resistant fluororubber.
Further needs to be noted are: the materials of the inner sealing ring and the outer sealing ring are selected from the common material types adopted by the existing sealing element, such as rubber and the like.
To sum up, the connection between lower part stator, rotor in this application has increased foretell sealed flexible coupling mechanism, and lower part stator, rotor are not in rigid cutting together in synchronous revolution operation, and this kind of structure has delayed the wearing and tearing to sealing material, has increased its life to increase this sealed flexible coupling mechanism, the convenience greatly increased of artifical maintenance, can quick assembly disassembly flexible coupling carry out inside maintenance when necessary, compare the whole components of a whole that can function independently of rotary valve body before and open maintenance extremely shortened maintenance time, reduced the number of times of maintenance, guarantee the start rate of equipment, reduced the fault rate.
The more important aspect is that the sealing performance of the inner cylinder and the outer cylinder of the rotary valve can be effectively ensured while the abrasion of the sealing material is reduced and the investment of equipment maintenance is reduced, and the purification efficiency of the rotary RTO is ensured to be more than or equal to 99%.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (8)
1. A rotary RTO rotary valve is composed of a stator, a rotor and a wind distribution area; the stator is characterized in that the inner cylinder of the stator is connected with the inner cylinder of the rotor through an inner cylinder sealing soft connecting assembly; the outer cylinder of the stator is connected with the outer cylinder of the rotor through an outer cylinder sealing flexible connecting assembly;
the outer cylinder sealing soft connecting component comprises an outer soft connecting piece, the outer soft connecting piece comprises an upper connecting part, a lower connecting part and an annular sealing part, the upper connecting part is connected with the top of the annular sealing part, and the lower connecting part is connected with the bottom of the annular sealing part; the upper connecting part is connected with the outer cylinder of the rotor; the lower connecting part is connected with the outer cylinder of the stator;
the inner cylinder sealing soft connecting assembly comprises an inner soft connecting piece, and the inner soft connecting piece comprises an upper connecting part, a lower connecting part and an annular sealing part; the upper connecting part is connected with the top of the annular sealing part, and the lower connecting part is connected with the bottom of the annular sealing part; the upper connecting part is connected with the inner cylinder of the rotor; the lower connecting part is connected with the inner cylinder of the stator;
the inner positioning assembly comprises a positioning rod and an inner cylinder sealing ring; the inner cylinder sealing ring is arranged between the inner cylinder sealing soft connecting assembly and the stator inner cylinder; the upper part of the positioning rod is connected with the bottom plate of the rotor inner cylinder, and the lower part of the positioning rod is connected with the inner cylinder sealing ring.
2. A rotary RTO rotary valve as claimed in claim 1, wherein the inner cylinder sealing flexible coupling assembly is removably coupled between the inner cylinder of the stator and the inner cylinder of the rotor;
the outer cylinder sealing soft connecting component is detachably connected with the outer cylinder of the stator and the outer cylinder of the rotor.
3. The rotary RTO rotary valve of claim 1 wherein the upper and lower connections are of annular configuration.
4. The rotary RTO rotary valve of claim 1 wherein the upper land, the lower land, and the annular seal are integrally formed.
5. The rotary RTO rotary valve of claim 2 wherein the upper attachment is connected to the outer barrel of the rotor by an upper wafer flange; the lower connecting part is connected with the outer cylinder of the stator through a lower pressing sheet flange.
6. A rotary RTO rotary valve as claimed in claim 1, wherein the upper attachment is connected to the inner barrel of the rotor by an upper sheeting flange; the lower connecting part is connected with the inner cylinder of the stator through a lower pressing sheet flange.
7. The rotary RTO rotary valve of claim 1 further comprising an outer positioning assembly, the outer positioning assembly including a positioning stem, a retaining seat, and an outer cartridge sealing ring; the outer cylinder sealing ring is arranged between the outer cylinder sealing soft connecting component and the stator outer cylinder; the fixing seat is arranged on the outer edge of the rotor outer barrel, the upper part of the positioning rod is connected with the fixing seat, and the lower part of the positioning rod is connected with the outer barrel sealing ring.
8. A regenerative organic waste gas incinerator comprising a rotary RTO rotary valve according to any one of claims 1 to 6.
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| CN201910954281.7A CN110686250B (en) | 2019-10-09 | 2019-10-09 | Rotatory RTO rotary valve and heat accumulation formula organic waste gas burn burning furnace |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910954281.7A CN110686250B (en) | 2019-10-09 | 2019-10-09 | Rotatory RTO rotary valve and heat accumulation formula organic waste gas burn burning furnace |
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| CN110686250A CN110686250A (en) | 2020-01-14 |
| CN110686250B true CN110686250B (en) | 2021-03-16 |
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