CN211450977U - Flue structure of cement production exhaust-heat boiler - Google Patents
Flue structure of cement production exhaust-heat boiler Download PDFInfo
- Publication number
- CN211450977U CN211450977U CN201921846428.2U CN201921846428U CN211450977U CN 211450977 U CN211450977 U CN 211450977U CN 201921846428 U CN201921846428 U CN 201921846428U CN 211450977 U CN211450977 U CN 211450977U
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- Prior art keywords
- flue
- processing
- treatment
- filter plate
- heat boiler
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 29
- 239000004568 cement Substances 0.000 title claims abstract description 26
- 239000002918 waste heat Substances 0.000 claims description 21
- 230000001105 regulatory effect Effects 0.000 claims description 7
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 35
- 239000003546 flue gas Substances 0.000 abstract description 35
- 238000001914 filtration Methods 0.000 abstract description 16
- 230000002349 favourable effect Effects 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 12
- 239000000779 smoke Substances 0.000 description 10
- 239000006185 dispersion Substances 0.000 description 4
- 239000000428 dust Substances 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 239000002912 waste gas Substances 0.000 description 3
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010881 fly ash Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The utility model provides a cement manufacture exhaust-heat boiler's flue structure belongs to cement manufacture technical field, including advancing the flue, advance flue and outside flue erection joint, the inside of advancing the flue is fixed to be set up the process chamber, advances the first processing flue of the top fixedly connected with of flue, and the outside fixedly connected with closing cap of first processing flue, closing cap pass through external fixation part and are connected with first processing flue, and correspond the adjacent setting in position of first filter plate, and the inside embedding of first processing flue is provided with first filter plate. Through setting up to double-deck processing chamber, when the flue gas got into the flue, at first carry out filtration treatment to the flue gas according to the angle of rise of flue gas self, and the processing chamber is located the position placed in the middle of advancing the flue for it corresponds first processing flue position setting to advance inside both sides space of flue, is favorable to the flue gas to get into first processing flue.
Description
Technical Field
The utility model relates to a cement manufacture technical field, more specifically relates to a cement manufacture exhaust-heat boiler's flue structure.
Background
A waste heat boiler is a boiler that utilizes sensible heat in exhaust gas, waste material, or waste liquid in various industrial processes or (and) heat generated after combustion of combustible materials thereof. The oil-fired boiler, the gas-fired boiler and the coal-fired boiler with the smoke box and the smoke flue waste heat recovery function are also called waste heat boilers, and the waste heat boilers can produce hot water or steam through waste heat recovery to be supplied to other sections for use.
The low-temperature waste heat power generation technology of the dry-method cement production line utilizes medium-low temperature waste gas discharged by a cement kiln tail preheater to enter a kiln tail preheater waste heat boiler through a connecting flue, and utilizes medium-low temperature waste gas discharged by a kiln head clinker cooler to realize energy utilization of waste heat through a clinker cooler waste gas waste heat boiler. The main components of the flue gas discharged by the cement kiln of the cement plant dry-method cement production line are smoke dust, SO2, NOx, fluoride and the like, and the smoke dust, SO2, NOx, fluoride and the like in the flue gas can enter the waste heat boiler along with the flue gas, SO that the waste heat boiler can be damaged in the long term, the service life of the waste heat boiler is shortened, and the filtration of the flue gas in the flue is particularly important.
The smoke dust in the existing flue is usually treated by installing a filter in the flue, but the filter is inconvenient to install, clean and maintain, the flue is often required to be disassembled and assembled, and the filter is maintained by large manpower and material resources; meanwhile, flue ash cannot be discharged in time and is easy to accumulate, dust is raised, the smoke exhaust effect of the flue is affected, most of smoke enters the waste heat boiler, the filtering effect is poor, and the production efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problem in the background and provide a flue structure of a cement production waste heat boiler.
In order to achieve the above object, the utility model provides a following technical scheme: the device comprises an air inlet flue, the air inlet flue is connected with an external flue in an installing way, a treatment cavity is fixedly arranged in the air inlet flue, the top end of the air inlet flue is fixedly connected with a first treatment flue, the outer side of the first treatment flue is fixedly connected with a sealing cover, the sealing cover is connected with the first treatment flue through an external fixing part and is adjacently arranged corresponding to the position of the first filter plate, the first filter plate is embedded in the first treatment flue, the top end of the first treatment flue is fixedly connected with a second treatment flue, the inner side of the second treatment flue is fixedly connected with a second filter plate, the outer side of the second filter plate is fixedly connected with a fixing frame, the outer side of the fixing frame is fixedly connected with a connecting frame, the inner side surface of the connecting frame is provided with a slot, the slot is arranged corresponding to the fixing frame, the surfaces of the two ends of the fixing frame are both fixedly provided with adjusting openings, the guide plates are fixedly arranged on two sides of the inner side of the smoke outlet and are arranged in an inclined mode, and the negative pressure fan is arranged at the top of the smoke outlet.
Preferably, the treatment cavity is located at the central position inside the flue, is in a double-layer inverted hopper shape, and is provided with filter holes on the surface, and the double-layer filter holes are not arranged at corresponding positions.
Preferably, the first treatment flue is located into flue top both sides setting, and is the right angle dog-ear setting, and inboard dog-ear position can set up to the arc chamfer, and the top of first treatment flue is the setting of loudspeaker form opening.
Preferably, the first filter plate is arranged in three rows and is vertically arranged, a plurality of rows of filter plates are arranged according to the inner wall area of the first treatment flue, the first filter plate is arranged in the first treatment flue in a downward inclination mode, and the connecting position of the first filter plate and the first treatment flue is correspondingly provided with inclined grooves.
Preferably, the second filter plate is provided with a plurality of layers and is fixedly embedded in the connecting frame through a fixing frame, and the second filter plate can be selected from filter plates with different meshes.
Preferably, the central position of the adjusting opening is a circular opening, the openings communicated with the two ends are arranged in a fan shape, and the adjusting openings are transversely arranged along the surface of the fixing frame.
Preferably, the regulating block corresponds and adjusts the opening setting, and the position placed in the middle is the cylinder, and the embedding is in adjusting the opening, and both ends are opposite angle and set up the connecting rod, and the embedding is adjusting open-ended fan-shaped both ends opening.
The utility model provides a cement manufacture exhaust-heat boiler's flue structure has following beneficial effect:
1. this kind of cement manufacture exhaust-heat boiler's flue structure, through setting up to double-deck treatment chamber, when the flue gas gets into the flue, at first carry out filtration treatment to the flue gas according to the angle of rise of flue gas self, and the treatment chamber is located the position placed in the middle of into the flue, make into the inside both sides space of flue and correspond first treatment flue position setting, be favorable to the flue gas to get into first treatment flue, and the treatment chamber is after the device finishes using, only need demolish the device and can clear up, the user of being convenient for clears up, thereby strengthen the holistic filter effect of device, and the production efficiency is improved.
2. This kind of cement manufacture exhaust-heat boiler's flue structure, through setting up first processing flue, when using, the obvious outside exhaust flue gas carries out dispersion treatment, and the processing pressure of the whole one-way flue of reduction device has better treatment effect, and inboard arc lead angle setting is favorable to the emission of flue gas, and the setting of top opening form simultaneously for the flue gas reaches quick exhaust effect after first processing flue internal filtration finishes.
3. This kind of cement manufacture exhaust-heat boiler's flue structure, through the first filter plate that the downward sloping set up, when the flue gas dispersion gets into first processing flue, effectually carries out filtration treatment to it, and the fluting that corresponds the position setting simultaneously is convenient for first filter plate and is taken out the change, cooperates the closing cap in the first processing flue outside, has good closed effect.
4. This kind of cement manufacture exhaust-heat boiler's flue structure, when the flue gas passes through the second filter plate, the flue gas air current is as power, through adjusting the opening and rather than the regulating block that corresponds the setting, drives the second filter plate and can move about from top to bottom, is favorable to carrying out filtration treatment to the flue gas, improves production efficiency.
Drawings
Fig. 1 is a cross-sectional view of the overall structure of the present invention.
Fig. 2 is a schematic view of a connection structure of the first filter plate of the present invention.
Fig. 3 is a schematic structural view of a second filter plate according to the present invention.
Fig. 4 is a plan view of the connection structure of the adjusting opening and the adjusting block of the present invention.
In FIGS. 1-4: 1-flue inlet, 2-treatment cavity, 3-first treatment flue, 4-closing cover, 5-first filter plate, 6-second treatment flue, 7-second filter plate, 8-smoke outlet, 9-guide plate, 10-negative pressure fan, 11-connecting frame, 12-slot, 13-fixing frame, 14-regulating opening and 15-regulating block.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 4, in an embodiment of the present invention, a flue structure of a cement production waste heat boiler includes an inlet flue 1, the inlet flue 1 is connected to an external flue, a treatment chamber 2 is fixedly disposed inside the inlet flue 1, a first treatment flue 3 is fixedly connected to a top end of the inlet flue 10, a sealing cover 4 is fixedly connected to an outer side of the first treatment flue 3, the sealing cover 4 is connected to the first treatment flue 3 through an external fixing member and is adjacently disposed corresponding to a position of a first filter plate 5, the first treatment flue 3 is embedded with the first filter plate 5, the top end of the first treatment flue 3 is fixedly connected to a second treatment flue 6, the second treatment flue 6 is fixedly connected to a second filter plate 7, a fixing frame 13 is fixedly connected to an outer side of the second filter plate 7, a connection frame 11 is fixedly connected to an outer side of the fixing frame 13, a slot 12 is formed on an inner side surface of the connection frame 11, the fluting 12 corresponds the mount 13 setting, and the both ends surface of mount 13 is all fixed to be seted up and is adjusted opening 14, and the inboard fixed surface of linking frame 11 connects regulating block 15, and the top fixed connection exhaust port 8 of second processing flue 6, and 8 inboard both sides of exhaust port are fixed to be set up guide plate 9, and guide plate 9 is the slope setting, and the top of exhaust port 8 sets up negative-pressure air fan 10.
In this embodiment, processing chamber 2 is located the inside position placed in the middle of advancing flue 1, be double-deck fill form of falling, and the filtration pore is seted up on the surface, double-deck filtration pore is not corresponding position setting, through setting up to double-deck processing chamber 2, when the flue gas gets into flue 1, at first carry out filtration treatment to the flue gas according to the angle of rise of flue gas self, and processing chamber 2 is located the position placed in the middle of advancing flue 1, make into the setting of the inside both sides space of flue 1 and correspond first processing flue 3 positions, be favorable to the flue gas to get into first processing flue, and processing chamber 2 is after the device finishes using, only need demolish the device and can clear up, the person of being convenient for use clears up, thereby strengthen the holistic filter effect of device, and the production efficiency is improved.
In this embodiment, first processing flue 3 is located into 10 top both sides of flue and sets up, and be the setting of right angle dog-ear, inboard dog-ear position can set up to the arc chamfer, the top of first processing flue 3 is the setting of loudspeaker form opening, through setting up first processing flue 3, when using, obvious carries out dispersion treatment to outside exhaust flue gas, the processing pressure of the whole one-way flue of reducing mechanism, better treatment effect has, inboard arc lead angle sets up the emission that is favorable to the flue gas, the setting of top opening form simultaneously, make the flue gas reach quick exhaust effect after first processing flue 3 inside filtration finishes.
In this embodiment, first filter plate 5 sets up to three one row, vertical range, carry out the multirow setting according to the inner wall area of first processing flue 3, and first filter plate 5 is the downward sloping setting in the inside of first processing flue 3, first filter plate 5 corresponds the fluting that sets up the slope with the hookup location department of first processing flue 3, first filter plate 5 through the downward sloping setting, when the flue gas dispersion gets into in the first processing flue 3, effectually carry out filtration treatment to it, the fluting that sets up corresponding position simultaneously is convenient for first filter plate 5 to take out the change, cooperate the closing cap 4 in the first processing flue 3 outside, good closed effect has.
In this embodiment, the second filter plate 7 is provided with a plurality of layers, and is fixedly embedded in the connecting frame 11 through the fixing frame 13, and the filter plates with different meshes can be selected by selecting the second filter plate 7.
In this embodiment, the central position of the adjusting opening 14 is a circular opening, two openings communicating with each other are arranged in a fan shape, and a plurality of adjusting openings 14 are transversely arranged along the surface of the fixing frame 13.
In this embodiment, regulating block 15 corresponds and adjusts opening 14 setting, and the position placed in the middle is the cylinder, and the embedding is in adjusting opening 14, and both ends are opposite angle and set up the connecting rod, and the embedding is in adjusting opening 14's fan-shaped both ends opening, and when the flue gas passes through second filter plate 7, the flue gas air current is as power, through adjusting opening 14 and rather than the regulating block 15 that corresponds the setting, drives second filter plate 7 and can move about from top to bottom, is favorable to carrying out filtration treatment to the flue gas, improves production efficiency.
Use the utility model relates to a cement manufacture exhaust-heat boiler's flue structure, at first, the flue gas gets into in the flue 1, the treatment chamber 2 at first carries out filtration treatment to it, impurity in the flue gas is adsorbed and is collected in treatment chamber 2, later during the flue gas gets into first treatment flue 3, first filter plate 5 carries out filtration treatment to it, the flue gas is discharged once more and gets into in the second treatment flue 6, second filter plate 7 on adjusting opening 14 with under the drive of regulating block 15, the activity carries out filtration treatment to it from top to bottom, the flue gas is discharged by negative-pressure air fan 10 under the guide of guide plate 9 at last, accomplish the processing.
The above is only the preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, without departing from the concept of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent.
Claims (7)
1. The utility model provides a cement manufacture exhaust-heat boiler's flue structure, includes into flue (1), its characterized in that: the flue inlet (1) is connected with an external flue, the internal part of the flue inlet (1) is fixedly provided with a treatment cavity (2), the top end of the flue inlet (10) is fixedly connected with a first treatment flue (3), the outer side of the first treatment flue (3) is fixedly connected with a closed cover (4), the closed cover (4) is connected with the first treatment flue (3) through an external fixing part, the positions corresponding to the first filter plates (5) are adjacently arranged, the first filter plates (5) are embedded in the first treatment flue (3), the top end of the first treatment flue (3) is fixedly connected with a second treatment flue (6), the internal part of the second treatment flue (6) is fixedly connected with a second filter plate (7), the outer side of the second filter plate (7) is fixedly connected with a fixed frame (13), the outer side of the fixed frame (13) is fixedly connected with a connecting frame (11), the inner side surface of the connecting frame (11) is provided with a notch (, fluting (12) corresponds mount (13) and sets up, and the both ends surface of mount (13) is all fixed to be seted up and is adjusted opening (14), inboard fixed surface of connection frame (11) connects regulating block (15), and the top fixed connection exhaust port (8) of flue (6) are handled to the second, and exhaust port (8) inboard both sides are fixed to be set up guide plate (9), and guide plate (9) are the slope setting, and the top of exhaust port (8) sets up negative-pressure air fan (10).
2. The flue structure of the cement production waste heat boiler according to claim 1, characterized in that: the processing cavity (2) is located in the middle of the inner part of the flue (1) and is in a double-layer inverted hopper shape, the surface of the processing cavity is provided with filter holes, and the double-layer filter holes are not arranged at corresponding positions.
3. The flue structure of the cement production waste heat boiler according to claim 1, characterized in that: first processing flue (3) are located into flue (1) top both sides setting, and are the right angle dog-ear setting, and inboard dog-ear position can set up to the arc chamfer, and the top of first processing flue (3) is the horn shape opening setting.
4. The flue structure of the cement production waste heat boiler according to claim 1, characterized in that: first filter plate (5) set up to three one row, vertical range carries out the multirow setting according to the inner wall area of first processing flue (3), and first filter plate (5) are the downward sloping setting in the inside of first processing flue (3), and the hookup location department of first filter plate (5) and first processing flue (3) corresponds the fluting that sets up the slope.
5. The flue structure of the cement production waste heat boiler according to claim 1, characterized in that: the second filter plate (7) is provided with a plurality of layers and is fixedly embedded in the connecting frame (11) through a fixing frame (13), and filter plates with different meshes can be selected by selecting the second filter plate (7).
6. The flue structure of the cement production waste heat boiler according to claim 1, characterized in that: the central position of the adjusting opening (14) is a circular opening, the openings communicated with the two ends are arranged in a fan shape, and the adjusting openings (14) are transversely arranged along the surface of the fixing frame (13).
7. The flue structure of the cement production waste heat boiler according to claim 1, characterized in that: the adjusting block (15) is arranged corresponding to the adjusting opening (14), the middle position of the adjusting block is a cylinder, the adjusting block is embedded into the adjusting opening (14), the two ends of the adjusting block are provided with connecting rods at opposite angles, and the adjusting block is embedded into the openings of the two fan-shaped ends of the adjusting opening (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921846428.2U CN211450977U (en) | 2019-10-30 | 2019-10-30 | Flue structure of cement production exhaust-heat boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921846428.2U CN211450977U (en) | 2019-10-30 | 2019-10-30 | Flue structure of cement production exhaust-heat boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211450977U true CN211450977U (en) | 2020-09-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921846428.2U Expired - Fee Related CN211450977U (en) | 2019-10-30 | 2019-10-30 | Flue structure of cement production exhaust-heat boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211450977U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117167746A (en) * | 2023-10-17 | 2023-12-05 | 徐州燃烧控制研究院有限公司 | Flue gas treatment equipment and method for waste heat recovery of torch system |
-
2019
- 2019-10-30 CN CN201921846428.2U patent/CN211450977U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117167746A (en) * | 2023-10-17 | 2023-12-05 | 徐州燃烧控制研究院有限公司 | Flue gas treatment equipment and method for waste heat recovery of torch system |
| CN117167746B (en) * | 2023-10-17 | 2024-05-14 | 徐州燃烧控制研究院有限公司 | Flue gas treatment equipment and method for waste heat recovery of torch system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200911 Address after: 064200 Jinshan Industrial Park, Dangyu Town, Zunhua City, Tangshan, Hebei Province Patentee after: Tangshan Shenglong Cement Co.,Ltd. Address before: 66 lingshanwan Road, Jiaonan City, Qingdao, Shandong Province Patentee before: Fang Hexiang |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200908 |