CN217383821U - Recovery device for heat of high-temperature tail gas of rotary kiln in PVC production process - Google Patents
Recovery device for heat of high-temperature tail gas of rotary kiln in PVC production process Download PDFInfo
- Publication number
- CN217383821U CN217383821U CN202221102669.8U CN202221102669U CN217383821U CN 217383821 U CN217383821 U CN 217383821U CN 202221102669 U CN202221102669 U CN 202221102669U CN 217383821 U CN217383821 U CN 217383821U
- Authority
- CN
- China
- Prior art keywords
- rotary kiln
- fixed mounting
- tail gas
- collecting box
- production process
- 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.)
- Expired - Fee Related
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 17
- 238000011084 recovery Methods 0.000 title claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 51
- 238000001914 filtration Methods 0.000 claims abstract description 20
- 238000004321 preservation Methods 0.000 claims abstract description 8
- 238000005096 rolling process Methods 0.000 claims abstract description 5
- 239000007789 gas Substances 0.000 claims description 40
- 239000003517 fume Substances 0.000 claims description 3
- 238000005507 spraying Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 5
- 239000004568 cement Substances 0.000 description 5
- 239000003245 coal Substances 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 230000003749 cleanliness Effects 0.000 description 3
- 239000000779 smoke Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000001354 calcination Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Landscapes
- Muffle Furnaces And Rotary Kilns (AREA)
Abstract
The utility model relates to a rotary kiln tail gas technical field just discloses a thermal recovery unit of rotary kiln high temperature tail gas in PVC production process, which comprises a fixing frame, the inside of mount is equipped with the rotary kiln, the excircle punishment of rotary kiln does not is equipped with rolling circle and ring gear, and there are front end plate and collecting box at the both ends of rotary kiln respectively fixed mounting, the outer wall fixed mounting of collecting box has the heat preservation water pipe that communicates the collecting box inside, the upper end fixed mounting of collecting box has the processing case, and the collecting box communicates with the processing case each other, the top surface fixed mounting who handles the case has the aqueduct that communicates the processing incasement portion, and the aqueduct is connected with outside water source. The utility model discloses in, rivers pass through the net board and filter the back and finally flow through heat preservation water pipe, through the shower go into processing case rivers, have not only reached the effect of filtering tail gas, still shift the heat in the tail gas, make heat conduction in rivers and derived.
Description
Technical Field
The utility model relates to a rotary kiln tail gas technical field especially relates to a rotary kiln high temperature tail gas heat's recovery unit in PVC production process.
Background
The rotary kiln is a rotary calcining kiln (commonly called rotary kiln) and belongs to building material equipment. Rotary kilns can be divided into cement kilns, metallurgical chemical kilns and lime kilns according to the different materials to be treated. The cement kiln is mainly used for calcining cement clinker and comprises a dry-process cement kiln and a wet-process cement kiln.
The rotary kiln head is provided with a coal injection device, coal is ground into coal powder and then is injected into the rotary kiln to be combusted through a special conveying device to provide heat for the rotary kiln, a large amount of high-temperature tail gas can be generated after the coal is combusted, the heat of the tail gas is high, the impurity and dust in the tail gas are very large, if the high-temperature tail gas is not reasonably treated, the waste of heat in the tail gas can be caused, the tail gas which is not treated is directly discharged to pollute the air environment, and the air pollution is caused.
Therefore, a device for recovering heat of high-temperature tail gas of a rotary kiln in a PVC production process is provided.
SUMMERY OF THE UTILITY MODEL
The utility model mainly solves the technical problem existing in the prior art and provides a recovery device for the heat of the high-temperature tail gas of a rotary kiln in the PVC production process.
In order to realize the above-mentioned purpose, the utility model discloses a following technical scheme, a thermal recovery unit of rotary kiln high temperature tail gas in PVC production process, including the mount, the inside of mount is equipped with the rotary kiln, the excircle punishment of rotary kiln is equipped with rolling circle and ring gear respectively, and there are front end plate and collecting box at the both ends of rotary kiln respectively fixed mounting, the outer wall fixed mounting of collecting box has the heat preservation water pipe that communicates the collecting box inside, the upper end fixed mounting of collecting box has the processing case, and the collecting box communicates with the processing case each other, the top surface fixed mounting who handles the case has the aqueduct that communicates the processing incasement portion, and the aqueduct is connected with outside water source, the top surface fixed mounting who handles the case has the multiunit to discharge fume the pipe.
Preferably, the inside of handling the case is close to upside position department fixed mounting and has the connecting frame, and the inside parallel shop of connecting frame has the filtration gauze, it has the grid to handle incasement portion and locate fixed mounting near downside position.
Preferably, a first connecting plate and a second connecting plate are fixedly mounted on the inner wall surface of the treatment box respectively, a rotating column is rotatably mounted on the first connecting plate, the upper end of the rotating column is fixedly connected with the water receiving tray, and one end of the water guide pipe located inside the treatment box penetrates through the filtering gauze and extends downwards and is rotatably connected with the water receiving tray.
Preferably, the outer wall surface of the rotary column is fixedly provided with a plurality of groups of connecting pipes, and the outer wall surface of each connecting pipe is provided with a plurality of groups of water spraying holes in a penetrating manner.
Preferably, a motor box is fixedly mounted on the second connecting plate, a motor is arranged in the motor box, the output end of the motor is fixedly connected with a rotating shaft, the free end of the rotating shaft vertically and downwardly extends into the water receiving tray, a gear is fixedly mounted at the free end of the rotating shaft, a saw gear ring is fixedly mounted on the inner wall surface of the water receiving tray, and the gear is in meshed connection with the saw gear ring.
Preferably, the excircle department of water collector is fixed to be cup jointed with the clamping ring, and the top surface equidistance fixed mounting of clamping ring has the multiunit brush stick, and the brush stick is kept away from the one end of clamping ring and is closely laminated with the bottom surface of filtering the gauze.
Advantageous effects
The utility model provides a rotary kiln high temperature tail gas heat's recovery unit in PVC production process. The method has the following beneficial effects:
(1) this thermal recovery unit of rotary kiln high temperature tail gas in PVC production process, outside rivers pass through the leading-in inside to the rotary column of aqueduct and water collector, rivers have finally seted up the trickle on through the connecting pipe and have drenched out to handling the incasement, the high temperature tail gas that discharges into in the collection incasement upwards contacts with rivers, high temperature tail gas conducts rivers with heat and forms high temperature rivers, rivers filter the back through the net board and finally flow through heat preservation water pipe, handle case rivers through the trickle, not only reached the effect of filtering tail gas, still shift the heat in the tail gas, make heat conduct in the rivers and derive.
(2) This thermal recovery unit of rotary kiln high temperature tail gas in PVC production process, it rotates to drive the brush stick through the clamping ring, it is clean to brush the bottom surface of filtering the gauze to make the brush stick, tail gas upwards flows after rivers erode in handling the incasement, tail gas will finally discharge fume through the multiunit and manage outwards discharge, filter the impurity in the gauze to tail gas through the filtration that sets up, the cleanliness factor of the bottom surface of filtering the gauze is guaranteed to clean effect through the brush stick, reached and kept filtering the clear effect of gauze.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the treatment tank of the present invention;
FIG. 3 is a schematic view of the three-dimensional structure of the water pan of the present invention;
fig. 4 is a schematic view of the position structure of the brush rod of the present invention.
Illustration of the drawings:
1. a fixed mount; 2. a rotary kiln; 3. rolling a ring; 4. a gear ring; 5. a connecting seat; 6. a front end plate; 7. a collection box; 8. a heat-preservation water pipe; 9. a treatment box; 10. a water conduit; 11. a smoke exhaust pipe; 12. a connecting frame; 13. filtering gauze; 14. a grid plate; 15. a first connecting plate; 16. rotating the column; 17. a connecting pipe; 18. a water pan; 19. a second connecting plate; 20. a motor case; 21. a rotating shaft; 22. a gear; 23. sawing a gear ring; 24. a connecting ring; 25. a brush bar.
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.
A recovery device for heat of high-temperature tail gas of a rotary kiln in a PVC production process is shown in figure 1 and comprises a fixing frame 1, a rotary kiln 2 is arranged inside the fixing frame 1, a rolling ring 3 and a gear ring 4 are respectively arranged at the outer circle of the rotary kiln 2, a front end plate 6 and a collecting box 7 are respectively and fixedly arranged at two ends of the rotary kiln 2, a heat-insulating water pipe 8 communicated with the inside of the collecting box 7 is fixedly arranged on the outer wall surface of the collecting box 7, a processing box 9 is fixedly arranged at the upper end of the collecting box 7, the collecting box 7 is mutually communicated with the processing box 9, the high-temperature tail gas generated during the work of the rotary kiln 2 is discharged into the collecting box 7, a water guide pipe 10 communicated with the inside of the processing box 9 is fixedly arranged on the top surface of the processing box 9, the water guide pipe 10 is connected with an external water source, a plurality of smoke exhaust pipes 11 are fixedly arranged on the top surface of the processing box 9, and the smoke exhaust pipes 11 are also communicated with the inside of the processing box 9;
as shown in fig. 2, a connection frame 12 is fixedly installed inside the treatment box 9 near the upper side, a filtering gauze 13 is laid in parallel inside the connection frame 12, a grid plate 14 is fixedly installed inside the treatment box 9 near the lower side, a first connection plate 15 and a second connection plate 19 are fixedly installed on the inner wall surface of the treatment box 9 respectively, a rotary column 16 is rotatably installed on the first connection plate 15, the upper end of the rotary column 16 is fixedly connected with a water receiving tray 18, one end of a water conduit 10 located inside the treatment box 9 penetrates through the filtering gauze 13 and extends downwards and is rotatably connected with the water receiving tray 18, external water flow is guided into the rotary column 16 through the water conduit 10 and the water receiving tray 18, a plurality of groups of connection pipes 17 are fixedly installed on the outer wall surface of the rotary column 16, a plurality of groups of water spraying holes are formed on the outer wall surface of the connection pipes 17, and water is finally sprayed into the treatment box 9 through the connection pipes 17;
as shown in fig. 3 and 4, a motor box 20 is fixedly mounted on the second connecting plate 19, a motor is disposed inside the motor box 20, an output end of the motor is fixedly connected with a rotating shaft 21, a free end of the rotating shaft 21 vertically extends downwards into the water pan 18, a gear 22 is fixedly mounted at the free end of the rotating shaft 21, a saw tooth ring 23 is fixedly mounted on an inner wall surface of the water pan 18, the gear 22 is meshed with the saw tooth ring 23, the gear 22 is driven by the motor in the motor box 20 to rotate, the gear 22 drives the water pan 18 to rotate through the saw tooth ring 23, the water pan 18 rotates to drive the rotary column 16 and the connecting pipe 17 to rotate together, the connecting pipe 17 uniformly sprinkles water into the processing box 9, high-temperature exhaust gas discharged into the collecting box 7 upwards contacts with the water flow, the high-temperature exhaust gas conducts heat to the water flow to form high-temperature water flow, the water flow is filtered by the grid plate 14 and finally flows out through the heat preservation water pipe 8, the fixed clamping ring 24 that has cup jointed in excircle department of water collector 18, the top surface equidistance fixed mounting of clamping ring 24 has multiunit brush stick 25, brush stick 25 keeps away from the one end of clamping ring 24 and the bottom surface of filtering gauze 13 closely laminates, it rotates to drive brush stick 25 through clamping ring 24, it is clean to brush the bottom surface of filtering gauze 13 to make brush stick 25, tail gas upwards flows after rivers erode in processing box 9, tail gas will finally pass through multiunit exhaust pipe 11 outwards discharges, impurity in to tail gas is filtered through the filtration gauze 13 that sets up, the cleanliness factor of the bottom surface of filtering gauze 13 is guaranteed to the cleaning action through brush stick 25.
The utility model discloses a theory of operation:
outside rivers pass through aqueduct 10 and the leading-in inside to rotary column 16 of water collector 18, and rivers have finally seted up the trickle through on connecting pipe 17 and have sprinkled out to handling the case 9 in, and the high temperature tail gas of discharging in collecting box 7 upwards contacts with rivers, and high temperature tail gas conducts rivers formation high temperature rivers with the heat, and rivers finally flow through heat preservation water pipe 8 after passing through grid plate 14 filters.
Drive brush rod 25 through the clamping ring 24 and rotate, make brush rod 25 brush the bottom surface of filtering gauze 13 clean, tail gas upwards flows after rivers erode in handling case 9, and tail gas will finally discharge through the outside discharge of multiunit exhaust pipe 11, filters the impurity in the tail gas through the filtering gauze 13 that sets up, guarantees the cleanliness factor of filtering the bottom surface of gauze 13 through brush rod 25's cleaning action.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a thermal recovery unit of rotary kiln high temperature tail gas in PVC production process, includes mount (1), the inside of mount (1) is equipped with rotary kiln (2), the excircle punishment of rotary kiln (2) do not is equipped with rolling circle (3) and gear circle (4), and the both ends of rotary kiln (2) are fixed mounting respectively has front end plate (6) and collecting box (7), its characterized in that: the outer wall surface fixed mounting of collecting box (7) has the heat preservation water pipe (8) that feeds through inside collecting box (7), the upper end fixed mounting of collecting box (7) has the processing case (9), and collecting box (7) and processing case (9) communicate each other, the top surface fixed mounting of processing case (9) has the aqueduct (10) that feeds through to processing case (9) inside, and aqueduct (10) are connected with outside water source, the top surface fixed mounting of processing case (9) has multiunit to discharge fume and manages (11).
2. The recovery device for the high-temperature tail gas heat of the rotary kiln in the PVC production process as recited in claim 1, is characterized in that: the inside of handling case (9) is close to upside position department fixed mounting and has connect frame (12), and the inside parallel of connect frame (12) has laid and has filtered gauze (13), it has grid plate (14) to handle case (9) inside to be close to downside position department fixed mounting.
3. The recovery device for the high-temperature tail gas heat of the rotary kiln in the PVC production process as recited in claim 1, is characterized in that: handle on the internal face of case (9) respectively fixed mounting have first connecting plate (15) and second connecting plate (19), rotate on first connecting plate (15) and install rotary column (16), the upper end and water collector (18) fixed connection of rotary column (16) are located and handle case (9) inside the one end of aqueduct (10) is run through and is filtered gauze (13) downwardly extending and rotate with water collector (18) and be connected.
4. The recovery device for the high-temperature tail gas heat of the rotary kiln in the PVC production process as recited in claim 3, is characterized in that: the outer wall surface of the rotary column (16) is fixedly provided with a plurality of groups of connecting pipes (17), and the outer wall surface of each connecting pipe (17) is provided with a plurality of groups of water spraying holes in a penetrating manner.
5. The recovery device for the high-temperature tail gas heat of the rotary kiln in the PVC production process as recited in claim 3, is characterized in that: fixed mounting has motor case (20) on second connecting plate (19), and the inside of motor case (20) is provided with the motor, the output and pivot (21) fixed connection of motor, the vertical downwardly extending of free end of pivot (21) to the inside of water collector (18), the free end fixed mounting of pivot (21) has gear (22), fixed mounting has saw ring gear (23) on the internal face of water collector (18), and gear (22) and sawtooth ring gear (23) meshing are connected.
6. The recovery device for the high-temperature tail gas heat of the rotary kiln in the PVC production process as recited in claim 3, is characterized in that: the excircle department of water collector (18) is fixed to be cup jointed connecting ring (24), and the top surface equidistance fixed mounting of connecting ring (24) has multiunit brush stick (25), and the one end that connecting ring (24) were kept away from in brush stick (25) is closely laminated with the bottom surface of filtering gauze (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221102669.8U CN217383821U (en) | 2022-04-30 | 2022-04-30 | Recovery device for heat of high-temperature tail gas of rotary kiln in PVC production process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221102669.8U CN217383821U (en) | 2022-04-30 | 2022-04-30 | Recovery device for heat of high-temperature tail gas of rotary kiln in PVC production process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217383821U true CN217383821U (en) | 2022-09-06 |
Family
ID=83085356
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221102669.8U Expired - Fee Related CN217383821U (en) | 2022-04-30 | 2022-04-30 | Recovery device for heat of high-temperature tail gas of rotary kiln in PVC production process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217383821U (en) |
-
2022
- 2022-04-30 CN CN202221102669.8U patent/CN217383821U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN217383821U (en) | Recovery device for heat of high-temperature tail gas of rotary kiln in PVC production process | |
| CN210729061U (en) | A dust collector for cement manufacture | |
| CN217141386U (en) | Novel dust collector of aerated concrete block | |
| CN216925289U (en) | Heat exchange spray device of cooling tower | |
| CN217877270U (en) | City waste heat recovery device | |
| CN214666096U (en) | Energy-saving system for heating waste heat boiler by using cement kiln tail gas | |
| CN213790530U (en) | Graphitizing furnace tail gas cleanup unit | |
| CN211012474U (en) | Accumulated dust cleaning device for industrial kiln | |
| CN210409863U (en) | Waste heat recovery device for industrial waste gas treatment | |
| CN218188741U (en) | Waste gas treatment equipment in cement production | |
| CN113213202A (en) | Novel cement manufacture is got material device | |
| CN207515520U (en) | A kind of high temperature furnace slag waste-heat recovery device | |
| CN218270331U (en) | Heat pipe air waste heat device for tail of high-efficiency industrial boiler | |
| CN220258913U (en) | Ceramic tile surface dust collector of ceramic tile production line | |
| CN212262729U (en) | Boiler deslagging and dedusting equipment for power plant | |
| CN212188410U (en) | Boiler deslagging and dedusting equipment for power plant | |
| CN218853814U (en) | Cement kiln smoke and dust processing apparatus | |
| CN220380247U (en) | Firing device for processing environment-friendly pollution-free hollow bricks | |
| CN219815745U (en) | Purification device capable of filtering and collecting smoke dust of suspension furnace with conjuncted structure | |
| CN216986869U (en) | Treatment device for waste gas of refractory material kiln | |
| CN219309356U (en) | Coal-fired edulcoration mechanism for steam power plant | |
| CN217795284U (en) | Gas filtering, purifying and collecting device in kiln | |
| CN210473349U (en) | Glass kiln waste gas dust removal sack is put | |
| CN216537543U (en) | High-efficient dust collector of full-automatic cement production line | |
| CN219756419U (en) | Waste heat recovery device convenient to overhaul |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220906 |