CN101746748A - Pressure balancing device of dust settling chamber of rotary kiln for carbon calcination - Google Patents
Pressure balancing device of dust settling chamber of rotary kiln for carbon calcination Download PDFInfo
- Publication number
- CN101746748A CN101746748A CN200810229429A CN200810229429A CN101746748A CN 101746748 A CN101746748 A CN 101746748A CN 200810229429 A CN200810229429 A CN 200810229429A CN 200810229429 A CN200810229429 A CN 200810229429A CN 101746748 A CN101746748 A CN 101746748A
- Authority
- CN
- China
- Prior art keywords
- settling chamber
- dust settling
- rotary kiln
- pressure
- balancing device
- 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.)
- Pending
Links
Images
Classifications
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
Landscapes
- Muffle Furnaces And Rotary Kilns (AREA)
Abstract
The invention discloses a dust settling chamber of a rotary kiln for petroleum coke calcination in the field of carbon production, and particularly relates to a pressure balancing device of the dust settling chamber of a rotary kiln for carbon calcination, which comprises a pressure relief tube communicated with a pressure adjusting hole of the dust settling chamber, and the top of the pressure relief tube is provided with an adjusting plate. The invention has the following advantage that: when the pressure in the dust settling chamber fluctuates and the abnormal pressure which is not allowed under normal operating conditions appears, the device can automatically open the adjusting plate to balance the pressure in the dust settling chamber. Since the self-falling adjusting plate can return to the original position under the dead weight and no manual operation is needed, the sealed state in the dust settling chamber can be restored within a shortest period, and the normal operating conditions for the rotary kiln, the dust settling chamber and the waste heat recycling boiler can be stabilized. The working pressure in the dust settling chamber can be synchronously adjusted without person on duty, thereby achieving the functions of effectively protecting the personal safety of the operating personnel, effectively protecting the structural safety of the dust settling chamber and prolonging the service life of the dust settling chamber. The device has the advantages of simple structure, easy implementation and economical and practical use.
Description
Technical field
The present invention relates to the heavy grey chamber of calcining petroleum coke rotary kiln of the plain production field of charcoal, particularly relate to a kind of pressure balancing device of dust settling chamber of rotary kiln for carbon calcination, in order to adjust the indoor pressure change of heavy in process of production ash at any time.
Background technology
Heavy grey chamber is the key equipment of carbon-calcining rotary kiln afterbody, its effect has following two kinds, the one, collect calcined by rotary kiln tail gas, and the dust settling that carries in the tail gas is got off by the structure of self, the 2nd, utilize self high temperature, the combustiblematerials that carries in the rotary kiln exhaust gas such as fugitive constituent, carbon granule etc. are carried out secondary burn.The last waste heat boiler of settling pocket to its rear portion provides the extremely low high-temperature gas of dust content, as its thermal source.In this process, because variation, raw material Jiao of operating mode surmise and the variation of volatile content, rotary kiln engages place suction air capacity with heavy grey chamber variation etc. in the rotary kiln, all can cause the heavy instantaneous violent burning of grey indoor generation, cause that bigger fluctuation appears in heavy grey office work pressure, this normal operation for rotary kiln and waste heat boiler is very disadvantageous.
Existing carbon-calcining rotary kiln sinks grey chamber, when bigger variations takes place office work pressure, generally all is to rely on the actuating doors that is located at heavy grey chamber lower side to adjust automatically, or at one's discretion intrasystem operating mode worsens, and waits for that it recovers normally automatically.This method has the shortcoming of following several respects: 1, owing to the opening ways of the actuating doors of heavy grey chamber lower side, open thrust, opening direction etc. and do not consider that all it adjusts the function of room pressure, in case bigger improper pressure surge takes place, can not in time bring into play the effect of adjusting pressure, have a strong impact on the ordinary production of its upstream and downstream equipment, even upstream and downstream equipment and operator thereof are constituted security threat; Even the actuating doors of 2 heavy grey chamber lower side have been brought into play the effect of adjusting room pressure, also might constitute security threat to operator outdoors; 3, comparatively frequent heavy grey room pressure changes and big ups and downs, will cause badly damagedly to heavy grey chamber liner structure, forces the carbon-calcining rotary kiln of its upstream to stop production, and then causes the thermal shock of inner liner of rotary kiln to damage; 4, comparatively frequent heavy grey room pressure changes and big ups and downs, will cause the improper stopping production of waste heat boiler in its downstream, and the heat supply network that will influence whole plant area when serious is steady.
Summary of the invention
The present invention provides a kind of pressure balancing device of dust settling chamber of rotary kiln for carbon calcination in order to solve the problems of the technologies described above, purpose is to solve the heavy grey chamber of existing carbon-calcining rotary kiln working conditions change, raw material Jiao in running into rotary kiln when surmising Special Circumstances such as engaging the variation of place suction air capacity with volatile content variation, rotary kiln with heavy grey chamber, the problem that bigger fluctuation appears in operating pressure easily takes place, and caused a series of equipment and personal security problem.
In order to solve the problems of the technologies described above, the present invention is achieved in that pressure balancing device of dust settling chamber of rotary kiln for carbon calcination, comprises the relief tube that is communicated with the pressure regulating hole of heavy grey chamber, is provided with adjustable plate at the top of relief tube.
Described relief tube is the cylinder of square.
Described relief tube is that steel construction is welded to connect with heavy grey chamber.
The sectional dimension of described relief tube and pressure regulating hole is complementary.
Described adjustable plate is provided with rot.
Described rot makes the adjustable plate opening angle less than 90 degree.
Described pressure regulating hole is located on the heavy grey chamber liner.
Described adjustable plate is the gravity type adjustable plate.
The present invention has the following advantages:
1, when heavy grey room pressure fluctuates, occurs the malleation of improper operating mode permission, can open adjustable plate automatically, make heavy grey room pressure reach balance.
2, because set gravity type adjustable plate relies on from repeats bits, do not need the people to operate,, stablize the nominal situation of rotary kiln, heavy grey chamber and waste heat boiler so can in the shortest time, recover the indoor sealed state of heavy ash.
3, can be under unattended situation the heavy grey office work pressure of synchronization regulation, play effective provide protection for operator's personnel safety.
4, can effectively protect the structural safety of heavy grey chamber, improve its work-ing life.
5, this apparatus structure is simple, and is easy to implement, economical and practical.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Among the figure, 1, relief tube; 2, adjustable plate; 3, rot; 4, the steel construction of heavy grey chamber; 5, heavy grey chamber liner.
Embodiment
Below embodiments of the invention are described in detail in conjunction with the accompanying drawings, but protection scope of the present invention is not limit by embodiment.
As shown in the figure, pressure balancing device of dust settling chamber of rotary kiln for carbon calcination of the present invention, comprise the relief tube 1 that is communicated with the pressure regulating hole of heavy grey chamber, relief tube 1 is the cylinder of square, pressure regulating hole is located on the heavy grey chamber liner 5, be provided with adjustable plate 2 at the top of relief tube 1, adjustable plate 2 is a gravity type, relief tube 1 welds with the steel construction 4 of heavy grey chamber, relief tube 1 is complementary with the sectional dimension of adjustment hole, and rot 3 couples together relief tube 1 and adjustable plate 2, makes adjustable plate 2 when action, with rot 3 is the center of circle, opens above relief tube 1 or closes.Set position limiting structure on the rot 3, the opening angle that can make adjustable plate 2 are less than 90 degree, and such structure can make adjustable plate realize falling automatically.
The quantity of this device by design code is installed on each pressure regulating hole of heavy grey chamber, and under the ordinary production state, the gravity type adjustable plate is in the whereabouts sealing station.When heavy grey room pressure surpasses the malleation value that allows, turn on the gravity type adjustable plate and in time reset, after heavy grey room pressure is stable, gravity type adjustable plate recovery stationary state.
Under the adjustable plate normal circumstances and action have good sealing function after resetting.
Claims (8)
1. pressure balancing device of dust settling chamber of rotary kiln for carbon calcination is characterized in that comprising the relief tube that is communicated with the pressure regulating hole of heavy grey chamber, is provided with adjustable plate at the top of relief tube.
2. pressure balancing device of dust settling chamber of rotary kiln for carbon calcination according to claim 1 is characterized in that described relief tube is the cylinder of square.
3. pressure balancing device of dust settling chamber of rotary kiln for carbon calcination according to claim 1 and 2 is characterized in that the described relief tube and the steel construction of heavy grey chamber weld.
4. pressure balancing device of dust settling chamber of rotary kiln for carbon calcination according to claim 1 and 2 is characterized in that the sectional dimension of described relief tube and pressure regulating hole is complementary.
5. pressure balancing device of dust settling chamber of rotary kiln for carbon calcination according to claim 1 is characterized in that described adjustable plate is provided with rot.
6. pressure balancing device of dust settling chamber of rotary kiln for carbon calcination according to claim 5 is characterized in that described rot makes the adjustable plate opening angle less than 90 degree.
7. pressure balancing device of dust settling chamber of rotary kiln for carbon calcination according to claim 1 is characterized in that described pressure regulating hole is located on the heavy grey chamber liner.
8. pressure balancing device of dust settling chamber of rotary kiln for carbon calcination according to claim 1 is characterized in that described adjustable plate is the gravity type adjustable plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810229429A CN101746748A (en) | 2008-12-09 | 2008-12-09 | Pressure balancing device of dust settling chamber of rotary kiln for carbon calcination |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810229429A CN101746748A (en) | 2008-12-09 | 2008-12-09 | Pressure balancing device of dust settling chamber of rotary kiln for carbon calcination |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101746748A true CN101746748A (en) | 2010-06-23 |
Family
ID=42474457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200810229429A Pending CN101746748A (en) | 2008-12-09 | 2008-12-09 | Pressure balancing device of dust settling chamber of rotary kiln for carbon calcination |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101746748A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113758238A (en) * | 2021-09-26 | 2021-12-07 | 辽宁宝来生物能源有限公司 | Discharging structure of petroleum coke calcination rotary kiln |
-
2008
- 2008-12-09 CN CN200810229429A patent/CN101746748A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113758238A (en) * | 2021-09-26 | 2021-12-07 | 辽宁宝来生物能源有限公司 | Discharging structure of petroleum coke calcination rotary kiln |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101205873B1 (en) | System for controlling derivative of coal for coal-fired boiler in thermal power station | |
| CN101746748A (en) | Pressure balancing device of dust settling chamber of rotary kiln for carbon calcination | |
| CN100491548C (en) | Method of controlling temperature of high-temperature ring annealing furnace | |
| CN103395745A (en) | Interlock signal system for preventing perchlorination of hydrogen chloride gas, and method thereof | |
| CN201507944U (en) | Explosion door device for boilers burning pulverized coal, oil or gas | |
| CN202655103U (en) | Air ring of coal mill | |
| CN202082935U (en) | Ignitable industrial waste gas boiler | |
| CN201815364U (en) | Rotor-stator combination type pulverized coal separator | |
| CN207567648U (en) | A kind of small deformation friction pendulum support | |
| CN201579517U (en) | Dry-type liquefied gas temper and over-voltage protector | |
| CN2457407Y (en) | Intelligent emergency fast cut-off valve | |
| CN204534964U (en) | A kind of structural fire protection smoke evacuation coordinated control system | |
| CN210831914U (en) | Explosion-proof door of waste heat boiler and waste heat boiler | |
| CN203500455U (en) | Improved sealing structure for lower frame body of coal mill | |
| CN208865775U (en) | A kind of safety system of high-efficiency pulverized coal preparation process | |
| CN110230716A (en) | A kind of direct-firing low speed coal mill mixes furnace cigarette explosion-protection equipment and its working method | |
| CN208566744U (en) | A kind of First air low-voltage variation system for pulverized-coal fired boiler | |
| CN219970900U (en) | Inert gas fireproof and explosion-proof system for spiral powder conveyer of thermal power plant | |
| CN104748552A (en) | Pin type anti-explosion door used for industrial boiler | |
| CN205618756U (en) | Relief valve with adjustable | |
| CN105091027A (en) | Combustion control method for improving boiler combustion efficiency and reducing coal consumption | |
| CN209452006U (en) | Metal ceramic compound wear resistant liner plate applied to thermal power plant medium-speed pulverizer | |
| CN202881072U (en) | Gas recycling device | |
| CN204199357U (en) | Automatic pressure control device in a kind of hydraulic breaking hammer | |
| CN202228120U (en) | Full automatic safety equipment of well lane of stope working face |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20100623 |