CN107192516A - The compression ring package seal checker of Regenerative Combustion System rotating type change valve - Google Patents
The compression ring package seal checker of Regenerative Combustion System rotating type change valve Download PDFInfo
- Publication number
- CN107192516A CN107192516A CN201710578147.2A CN201710578147A CN107192516A CN 107192516 A CN107192516 A CN 107192516A CN 201710578147 A CN201710578147 A CN 201710578147A CN 107192516 A CN107192516 A CN 107192516A
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- China
- Prior art keywords
- ring
- compression ring
- sealing device
- valve
- type change
- 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.)
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
- G01M3/28—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds
- G01M3/2876—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/40—Sealings between relatively-moving surfaces by means of fluid
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Examining Or Testing Airtightness (AREA)
- Sliding Valves (AREA)
Abstract
The invention discloses a kind of compression ring package seal checker of Regenerative Combustion System rotating type change valve, rotating type change valve includes：Valve casing, inlet box, scavenging air box, annular air dividing plate and rotary spool；Compression ring package seal checker includes：Upper compression ring sealing device, lower air ring sealing device and supply package seal checker；Upper compression ring sealing device and lower air ring sealing device solve the sealing between rotary spool and valve casing, supply package seal checker can detect the sealing effectiveness of compression ring sealing device and lower air ring sealing device in installation and maintenance, it is also equipped with on-line checking function and pressurized seal regulatory function, increase substantially the sealing effectiveness of rotating type change valve, it is ensured that exhaust-gas treatment quality and efficiency.
Description
Technical field
The present invention relates to a kind of compression ring package seal checker of Regenerative Combustion System rotating type change valve, more particularly to accumulation of heat
Formula burner（RTO）Rotating type change valve technical field is used in wind direction conversion.
Background technology
Current heat accumulating burner（RTO）Be production discharge organic exhaust gas after the heating of thermal storage ceramic,
Temperature is lifted rapidly, and in burner hearth under the effect of combustion gas combustion heating, temperature reaches 680~1050 DEG C, the VOCs in organic exhaust gas
Carbon dioxide and vapor are directly resolved at these elevated temperatures, are formed tasteless high-temperature flue gas, are then flowed through the low accumulation of heat of temperature
Ceramics, a large amount of heat energy are transferred to heat storage from flue gas, for heating the organic exhaust gas to be decomposed circulated, high temperature cigarette next time
The own temperature of gas significantly declines, then occurs heat exchange by heat recovery system and other media, and flue-gas temperature further drops
It is low, finally drain into outside atmosphere.It has economic operating cost, and the treatment effeciency of organic exhaust gas is high, will not occur catalyst poisoning
The advantages of phenomenon.Rotary RTO devices by a combustion chamber, a cylinder be divided into a few valve isolated areas ceramic heat-storing bed and
One rotary switching valve composition, by the rotation of rotary switching valve, changes the airflow direction of ceramic heat-storing bed different zones,
So as to continuously preheat VOC waste gas, VOC is can be removed after the oxidizing fire of combustion chamber.Relative to valve transfer formula RTO dresses
Put, rotary RTO devices are due to only one of which movable part（Rotary shift valve spool）, so more reliable convenience is run, but
It is that rotary valve is difficult sealing, directly affects VOC purifying rate.Present invention applicant has applied for an invention on May 9th, 2017
Patent, denomination of invention：Heat storage burner with efficient sealed rotating type change valve, application number：201710323121.3, change
Enter structure and the sealing of the existing rotary rotary switching valve of RTO devices, but also needed to further improvement, improve constantly rotation
The properties of formula reversal valve.
The content of the invention
It is an object of the invention to provide a kind of compression ring package seal checker of Regenerative Combustion System rotating type change valve, lead to
The sealing structure and increase online measuring technique for improving rotary switching valve are crossed, rotary valve is solved and is difficult sealing, the leakage of waste gas
The defect of the big influence VOC of amount purifying rate, increases substantially the waste gas purification quality and efficiency of heat storage burner.
In view of above-mentioned technical problem, inspection is sealed the invention provides a kind of compression ring of Regenerative Combustion System rotating type change valve
Device is surveyed, rotating type change valve includes：Valve casing, inlet box, scavenging air box, annular air dividing plate and rotary spool.Compression ring sealing detection
Device includes：Upper compression ring sealing device, lower air ring sealing device and supply package seal checker.The upper ring of upper compression ring sealing device
Body, in the inlet box of the inside of valve casing, the upper end of upper ring body is fixedly mounted with annular air dividing plate bottom wall, ring on this
The lower end of the bolt of body is installed with some pieces of arc diaphragm seals, and the concave profile of arc diaphragm seal rotates with rotary spool to be distributed
Several bolt shifting chutes are provided with the ring outside wall surface bottom engagement of plate, the arc diaphragm seal.The lower ring of lower air ring sealing device
Body is arranged in the inlet box of the inside of valve casing, and the lower end of lower ring body and the top of inlet box are fixedly mounted.Rotary spool lower end
Enter between compression ring and lower ring body upper end, lip ring is installed, upper lip ring is arranged on the upper sealing of lower ring body
In groove.Enter and lower lip ring is installed between compression ring and lower ring body lower end, the lower lip ring is arranged under lower ring body
In seal groove.The enterprising tracheae of package seal checker is supplied, is connected with the upper ring-shaped air chamber of upper compression ring sealing device upper ring body, on
Triple valve is installed, one end of the enterprising tracheae is mutual with blast pipe installed in valve casing external testing blower fan in air inlet pipe
On connection, the enterprising tracheae between blast pipe and upper triple valve, first gas flow detector is installed；Upper triple valve it is upper
Airway tube is connected with scavenging air box.Connect between the lower ring-shaped air chamber of lower air ring sealing device lower ring body, the blast pipe with testing blower fan
Lower inlet duct is connected to, lower triple valve is installed on the lower inlet duct, the downtake of the lower triple valve is connected with scavenging air box.Exhaust
On lower inlet duct between pipe and lower triple valve, second gas flow detector is installed.
The present invention is further improved, the optimization technique measure taken is：Opened in the ring outside wall surface of rotating distribution plates
There is annular groove, arc diaphragm seal concave profile is engaged with the internal face of annular groove.
The present invention is further improved, the optimization technique measure taken is：Flexible sealing fin is fitted around in rotation
In the ring outside wall surface of distribution plate, fixed between the top of the top loop outside wall surface of flexible sealing fin by pricking hoop, flexible sealing fin
Bottom contact sealing with the arc diaphragm seal of compression ring sealing device.
Beneficial effect
Based on above technical scheme, the compression ring package seal checker of Regenerative Combustion System rotating type change valve of the present invention at least has
There is one of following beneficial effect：
1. installing compression ring sealing device between rotating type change valve annular air dividing plate and rotating distribution plates, upper ring-shaped air chamber is filled with
Pressed gas pressure seal works, and solves the exhaust gas leakage of rotary spool rotation process；
2. rotating type change valve, which enters, installs lower air ring sealing device outside compression ring, lower ring-shaped air chamber charged pressure gas pressure sealing
Work, solves the exhaust gas leakage of rotary spool rotation process；
3. supplying the test blower fan of sealing device, detection gas leakage value is inflated respectively to upper ring-shaped air chamber and lower ring-shaped air chamber,
The sealing property of rotating type change valve is detected when being easily installed debugging, can also be realized and do not shut down by triple valve commutation work
The sealing property of online inspection rotating type change valve, is easy to on-call maintenance of pinpointing the problems.
Brief description of the drawings
Fig. 1 is the operating diagram of the compression ring package seal checker of Regenerative Combustion System rotating type change valve of the present invention.
Fig. 2 is the sectional view of upper compression ring sealing device shown in Fig. 1 of the present invention.
Fig. 3 is the sectional view of lower air ring sealing device shown in Fig. 1 of the present invention.
Fig. 4 is the top view of upper compression ring sealing device shown in Fig. 2 of the present invention.
Fig. 5 is another scheme of installation of compression ring sealing device annular groove and arc diaphragm seal in the present invention.
Fig. 6 is that compression ring sealing device flexible sealing fin seals scheme of installation in the present invention.
Key fitment symbol description
101- rotating type change valves；102- valve casings；103- inlet boxs；104- scavenging air boxs；105- annular air dividing plates；106- rotary valves
Core；The upper compression ring sealing devices of 201-；202- upper ring bodies；203- arc diaphragm seals；204- concave profiles；205- rotating distribution plates；
206- ring outside wall surfaces；207- bolt shifting chutes；301- lower air ring sealing devices；302- lower ring bodies；303- enters compression ring；
401- supplies package seal checker；The enterprising tracheaes of 402-；The upper ring-shaped air chambers of 403-；The upper triple valves of 404-；
405- first gas flow detectors；The upper airway tubes of 406-；410- tests blower fan；411- blast pipes；It is annular under 420-
Air chamber；421- lower inlet ducts；Triple valve under 422-；423- downtakes；424- second gas flow detectors；
501- flexible sealing fins；502- pricks hoop；601- annular grooves.
Embodiment
For the object, technical solutions and advantages of the present invention are more clearly understood, below in conjunction with specific embodiment, and reference
Accompanying drawing, the present invention is described in further detail.
One, first embodiments
As shown in figure 1, rotating type change valve 101 includes：Valve casing 102, inlet box 103, scavenging air box 104, annular air dividing plate 105 with
Rotary spool 106.Compression ring package seal checker includes：Upper compression ring sealing device 201, lower air ring sealing device 301 are close with supplying
Seal detection means 401.The upper ring body 202 of upper compression ring sealing device 201, in the inlet box 103 of the inside of valve casing 102,
The upper end of the upper ring body 202 is fixedly mounted with the annular bottom wall of air dividing plate 105.As shown in Figure 2, Figure 4 shows, under upper ring body 202
Terminal bolt is installed with some pieces of arc diaphragm seals 203, the concave profile 204 of arc diaphragm seal 203, with rotary spool 106
The bottom of ring outside wall surface 206 engagement of rotating distribution plates 205；Several bolt shifting chutes 207 are provided with the arc diaphragm seal 203.
The lower ring body 302 of lower air ring sealing device 301, in the inlet box 104 of the inside of valve casing 102, under the lower ring body 302
End and the top of inlet box 103 are fixedly mounted.Entering between compression ring 303 and the upper end of lower ring body 302 for the lower end of rotary spool 106, pacifies
Equipped with upper lip ring 304, lip ring 304 is arranged in the upper seal groove 305 of lower ring body 302 on this.Enter compression ring 303
Lower lip ring 306 is installed between the lower end of lower ring body 302, the lower lip ring 306 is arranged under lower ring body 302
In seal groove 307.Supply the upper of the enterprising tracheae 402 of package seal checker 401 and, the upper upper ring body 202 of compression ring sealing device 201
Ring-shaped air chamber 403 is connected, and triple valve 404 is provided with the enterprising tracheae 402, one end of the enterprising tracheae 402, with installed in
The blast pipe 411 of the external testing blower fan 410 of valve casing 102 is connected with each other, enterprising between the blast pipe 411 and upper triple valve 404
On tracheae 402, first gas flow detector 405 is installed, upper airway tube 406 and the scavenging air box 104 of upper triple valve 404 connect
It is logical.As shown in Figure 1 and Figure 2, during 101 installation and debugging of rotating type change valve, the upper ring-shaped air chamber 403 of 410 pairs of test blower fan is inflated, the
One detection of gas flow rate device 405 detects the leakage value between rotary spool 106 and annular air dividing plate 105, during on-line checking, on
The switch operating of triple valve 404, is connected gas-flow closure with scavenging air box 104 by upper ring-shaped air chamber 403 and is changed into being connected with test blower fan 410
Detection work is not shut down in gas-flow closure, realization.As shown in Figure 1, Figure 3, the lower annular of the lower ring body 302 of lower air ring sealing device 301
Lower inlet duct 421 is connected between air chamber 420, the blast pipe 411 with testing blower fan 410, is provided with down on the lower inlet duct 421
Triple valve 422, the downtake 423 of the lower triple valve 422 is connected with scavenging air box 104.Blast pipe 411 and lower triple valve 422 it
Between lower inlet duct 421 on, second gas flow detector 424 is installed.During 101 installation and debugging of rotating type change valve, survey
The examination lower ring-shaped air chamber 420 of 410 pairs of blower fan is inflated, the detection lower air ring of second gas flow detector 424 sealing device 301 and rotation
The leakage value that rotary plate 106 enters between compression ring 303.When on-line checking works, lower triple valve is cut 422 and changed jobs, by lower annular gas
Room 420 is connected gas-flow closure with scavenging air box 104 and is changed into being connected gas-flow closure with test blower fan 410, and detection work is not shut down in realization.
So far, the compression ring package seal checker example of the implementation of the present invention first Regenerative Combustion System rotating type change valve has been introduced
Finish.
Two, second embodiments
As shown in figure 5, annular groove 601 is provided with the ring outside wall surface 206 of rotating distribution plates 205, the concave profile of arc diaphragm seal 203
204 engage with the internal face 602 of annular groove 601.
As shown in fig. 6, flexible sealing fin 501 is fitted around the ring outside wall surface in rotating distribution plates 205（206）On, it is flexible
Fixed between the top of the top loop outside wall surface 206 of diaphragm seal 501 by pricking hoop 502, the bottom of flexible sealing fin 501 and compression ring
The contact sealing of arc diaphragm seal 203 of sealing device 201.
So far, the compression ring package seal checker example of the implementation of the present invention second Regenerative Combustion System rotating type change valve has been introduced
Finish.
In order to reach any technical characteristic narration for making same application in the purpose of brief description, above-mentioned first embodiment
All and in this, without repeating identical narration.
So far, second embodiment of the invention, the Sealing Technology measure example of efficient sealed rotating type change valve, which is introduced, to be finished.
It should also be noted that, the direction term mentioned in embodiment, for example " on ", " under ", " interior ", " outer ", " left side ",
" right side " etc., is only the direction of refer to the attached drawing, not for limiting the scope of the invention.In addition, unless specifically described or must
The step of must sequentially occurring, the order of above-mentioned steps have no be limited to it is listed above, and can according to it is required design and change or again
It is new to arrange.And above-described embodiment can based on design and reliability consideration, be mixed with each other collocation use or and other embodiment
Mix and match is used, i.e., technical characteristic not in be the same as Example can freely form more embodiments.
Particular embodiments described above, has been carried out further in detail to the purpose of the present invention, technical scheme and beneficial effect
Describe in detail it is bright, should be understood that the foregoing is only the present invention specific embodiment, be not intended to limit the invention, it is all
Within the spirit and principles in the present invention, that is made appoints modification, equivalent substitution, improvement etc., should be included in the protection of the present invention
Within the scope of.
Claims (3)
1. a kind of compression ring package seal checker of Regenerative Combustion System rotating type change valve, the rotating type change valve includes：Valve
Shell, inlet box, scavenging air box, annular air dividing plate and rotary spool；The compression ring package seal checker, it is characterised in that including：
Upper compression ring sealing device, its upper ring body is arranged in the inlet box of the inside of valve casing, upper end and the annular of the upper ring body
Air dividing plate bottom wall is fixedly mounted, and the lower end of the bolt of the upper ring body is installed with some pieces of arc diaphragm seals, the arc
The concave profile of shape diaphragm seal is engaged with the ring outside wall surface bottom of rotary spool rotating distribution plates；It is provided with the arc diaphragm seal
Several bolt shifting chutes；
Lower air ring sealing device, its lower ring body is arranged in the inlet box of the inside of valve casing, the lower end of the lower ring body and air inlet
The top of case is fixedly mounted, and entering between compression ring and lower ring body upper end for the rotary spool lower end is provided with lip ring,
The upper lip ring is arranged in the upper seal groove of lower ring body；It is described to enter lower ring is installed between compression ring and lower ring body lower end
Shape seal, the lower lip ring is arranged in the lower seal groove cavity of lower ring body；
Supply package seal checker, thereon air inlet pipe be connected with the upper ring-shaped air chamber of upper compression ring sealing device upper ring body, it is described on
Triple valve, one end of the enterprising tracheae, with the blast pipe phase installed in valve casing external testing blower fan are installed in air inlet pipe
Connect, on the enterprising tracheae between the blast pipe and upper triple valve, first gas flow detector be installed, it is described on
The upper airway tube of triple valve is connected with scavenging air box；The lower ring-shaped air chamber of the lower air ring sealing device lower ring body, with test blower fan
Blast pipe between be connected with lower inlet duct, the lower inlet duct lower triple valve be installed, the lower air guide of the lower triple valve
Pipe is connected with scavenging air box；On lower inlet duct between the blast pipe and lower triple valve, second gas flow detection dress is installed
Put.
2. the compression ring package seal checker of Regenerative Combustion System rotating type change valve according to claim 1, its feature exists
In：Annular groove, the inwall of the arc diaphragm seal concave profile and annular groove are provided with the ring outside wall surface of the rotating distribution plates
Engage in face.
3. the compression ring package seal checker of Regenerative Combustion System rotating type change valve according to claim 1 or 2, its feature
It is：The flexible sealing fin is fitted around in the ring outside wall surface of rotating distribution plates, outside the top loop of the flexible sealing fin
Fixed between the top of wall by pricking hoop, the bottom of the flexible sealing fin is contacted with the arc diaphragm seal of compression ring sealing device
Sealing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710578147.2A CN107192516B (en) | 2017-07-16 | 2017-07-16 | Gaseous ring seal detection device of rotary reversing valve of heat accumulating combustion system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710578147.2A CN107192516B (en) | 2017-07-16 | 2017-07-16 | Gaseous ring seal detection device of rotary reversing valve of heat accumulating combustion system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107192516A true CN107192516A (en) | 2017-09-22 |
| CN107192516B CN107192516B (en) | 2023-04-21 |
Family
ID=59883180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710578147.2A Active CN107192516B (en) | 2017-07-16 | 2017-07-16 | Gaseous ring seal detection device of rotary reversing valve of heat accumulating combustion system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107192516B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112197294A (en) * | 2020-09-21 | 2021-01-08 | 中国航发沈阳发动机研究所 | Rectifying plate |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006001437A1 (en) * | 2004-06-28 | 2006-01-05 | Taikisha Ltd. | Heat storage type gas processing apparatus |
| CN1975222A (en) * | 2006-12-14 | 2007-06-06 | 北京科技大学 | Rotary reversing valve used for multichamber thermal accumulating incinerator |
| CN103486598A (en) * | 2013-09-30 | 2014-01-01 | 浙江环泰环保设备有限公司 | Rotation heat storage type waste gas incinerating device |
| CN106949488A (en) * | 2017-05-09 | 2017-07-14 | 江苏中科机械有限公司 | Heat storage burner with efficient sealed rotating type change valve |
| CN207066695U (en) * | 2017-07-16 | 2018-03-02 | 江苏中科机械有限公司 | The compression ring package seal checker of Regenerative Combustion System rotating type change valve |
-
2017
- 2017-07-16 CN CN201710578147.2A patent/CN107192516B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006001437A1 (en) * | 2004-06-28 | 2006-01-05 | Taikisha Ltd. | Heat storage type gas processing apparatus |
| CN1975222A (en) * | 2006-12-14 | 2007-06-06 | 北京科技大学 | Rotary reversing valve used for multichamber thermal accumulating incinerator |
| CN103486598A (en) * | 2013-09-30 | 2014-01-01 | 浙江环泰环保设备有限公司 | Rotation heat storage type waste gas incinerating device |
| CN106949488A (en) * | 2017-05-09 | 2017-07-14 | 江苏中科机械有限公司 | Heat storage burner with efficient sealed rotating type change valve |
| CN207066695U (en) * | 2017-07-16 | 2018-03-02 | 江苏中科机械有限公司 | The compression ring package seal checker of Regenerative Combustion System rotating type change valve |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112197294A (en) * | 2020-09-21 | 2021-01-08 | 中国航发沈阳发动机研究所 | Rectifying plate |
| CN112197294B (en) * | 2020-09-21 | 2022-04-01 | 中国航发沈阳发动机研究所 | Rectifying plate |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107192516B (en) | 2023-04-21 |
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