CN113074546B - Kiln head sealing mechanism of rotary kiln for calcining desulfurized gypsum - Google Patents
Kiln head sealing mechanism of rotary kiln for calcining desulfurized gypsum Download PDFInfo
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- CN113074546B CN113074546B CN202110194591.0A CN202110194591A CN113074546B CN 113074546 B CN113074546 B CN 113074546B CN 202110194591 A CN202110194591 A CN 202110194591A CN 113074546 B CN113074546 B CN 113074546B
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- sliding
- rotary kiln
- kiln head
- sealing
- plate
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- 238000007789 sealing Methods 0.000 title claims abstract description 81
- 230000007246 mechanism Effects 0.000 title claims abstract description 41
- 239000010440 gypsum Substances 0.000 title claims abstract description 23
- 229910052602 gypsum Inorganic materials 0.000 title claims abstract description 23
- 238000001354 calcination Methods 0.000 title claims abstract description 21
- 238000006477 desulfuration reaction Methods 0.000 claims abstract description 14
- 230000023556 desulfurization Effects 0.000 claims abstract description 14
- 230000008093 supporting effect Effects 0.000 claims description 18
- 238000009434 installation Methods 0.000 abstract description 9
- 238000012545 processing Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 20
- 230000008569 process Effects 0.000 description 16
- 241000196324 Embryophyta Species 0.000 description 6
- 239000000126 substance Substances 0.000 description 6
- 239000004568 cement Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 230000008439 repair process Effects 0.000 description 5
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 4
- 235000017491 Bambusa tulda Nutrition 0.000 description 4
- 241001330002 Bambuseae Species 0.000 description 4
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 4
- 235000011941 Tilia x europaea Nutrition 0.000 description 4
- 239000011425 bamboo Substances 0.000 description 4
- 239000000446 fuel Substances 0.000 description 4
- 239000004571 lime Substances 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 229910052804 chromium Inorganic materials 0.000 description 3
- 239000011651 chromium Substances 0.000 description 3
- 239000011120 plywood Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000010459 dolomite Substances 0.000 description 1
- 229910000514 dolomite Inorganic materials 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- UGKDIUIOSMUOAW-UHFFFAOYSA-N iron nickel Chemical compound [Fe].[Ni] UGKDIUIOSMUOAW-UHFFFAOYSA-N 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
- F27B7/20—Details, accessories, or equipment peculiar to rotary-drum furnaces
- F27B7/22—Rotary drums; Supports therefor
- F27B7/24—Seals between rotary and stationary parts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
- F27B7/20—Details, accessories, or equipment peculiar to rotary-drum furnaces
- F27B7/22—Rotary drums; Supports therefor
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Muffle Furnaces And Rotary Kilns (AREA)
- Furnace Details (AREA)
Abstract
The invention relates to the technical field of rotary kiln equipment, and discloses a kiln head sealing mechanism of a rotary kiln for calcining desulfurized gypsum, which comprises a rotary kiln head body, wherein the side wall of the rotary kiln head body is fixedly connected with an installation plate, the installation plate is connected with a connection block in a sliding manner, one end of the connection block is fixedly connected with a connection plate, one end of the inner side of the connection plate is fixedly connected with an installation block, the inner side of the installation block is fixedly connected with a sealing disc, one end of the sealing disc is provided with a second sliding groove, a sliding disc is connected in the second sliding groove in a sliding manner, and an internal thread cylinder is fixedly installed in the middle of the sealing disc. This desulfurization gypsum calcination rotary kiln hood sealing mechanism guarantees the sealing performance of sealing mechanism to the rotary kiln hood, is convenient for dismantle the clearance with sealing mechanism, has improved seal structure's overall regulation performance, can guarantee that seal structure adjusts sealed processing, has also improved sealing mechanism's availability factor.
Description
Technical Field
The invention relates to the technical field of rotary kiln equipment, in particular to a kiln head sealing mechanism of a rotary kiln for calcining desulfurized gypsum.
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 metallurgical chemical kiln is mainly used for magnetizing and roasting lean iron ore in steel plants in the metallurgical industry; oxidizing and roasting chromium and nickel iron ores; roasting high-metallurgical ores in a refractory material plant and roasting clinker and aluminum hydroxide in an aluminum plant; roasting chromium ore sand, chromium ore powder and other minerals in a chemical plant. Lime kilns (i.e., active lime kilns) are used for roasting active lime and lightly calcined dolomite used in steel plants and iron and alloy plants.
During the operation of the rotary kiln, parts will wear with time, thereby reducing the reliability of the equipment in operation and even affecting the yield of the rotary kiln, and therefore the parts must be recovered by means of maintenance. And (4) according to the size of the overhaul workload, performing major repair, intermediate repair and minor repair. And (4) compiling major, medium and minor repair plans by each use factory according to the use and maintenance conditions of the rotary kiln. Emphasis is placed on minor and intermediate repairs. The maintenance work can be carried out by stopping the kiln to replace the kiln liner, and only the maintenance transmission device is allowed to be carried out after the bricklaying work is finished. But should also be accomplished quickly in a short period of time (e.g., 8-12 hours). The overhaul requires a long time, and at this time, all worn parts of the kiln need to be replaced, and the whole equipment needs to be checked and adjusted (for example, the section of the kiln cylinder body is replaced, the large gear ring, the wheel belt, the riding wheel, the kiln head and the kiln tail sealing parts are replaced, etc.), but care must be taken that all parts needing to be replaced and tools need to be completely prepared before the kiln is scheduled to be stopped so as to reduce the overhaul time.
The rotary kiln is composed of processes of gas flowing, fuel burning, heat transfer, material movement and the like, and how the fuel can be fully burnt is the rotary kiln, the heat of the fuel burning can be effectively transferred to the material, and the material generates a series of physical and chemical changes after receiving the heat, and finally forms finished clinker. At present, in the process of calcining the desulfurization gypsum in the rotary kiln, the sealing performance of a sealing mechanism of a kiln head of the rotary kiln can not be guaranteed to be better, the quality of working treatment of the rotary kiln is reduced, the sealing mechanism can not be disassembled for cleaning, the disassembling process is time-consuming and labor-consuming, the use of the sealing mechanism is influenced, the influence on the subsequent use of the prior substances in the rotary kiln is caused, the effect treatment is poor, the adjusting performance of the sealing mechanism is poor, the sealing structure can not be guaranteed to be adjusted for sealing treatment, the use efficiency of the sealing mechanism is reduced, and the kiln head sealing mechanism of the rotary kiln for calcining the desulfurization gypsum is provided for the purpose.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a kiln head sealing mechanism of a rotary kiln for calcining desulfurized gypsum, wherein the rotary kiln is composed of processes of gas flow, fuel combustion, heat transfer, material movement and the like. At present, in the process of calcining the desulfurized gypsum in the rotary kiln, the sealing performance of the sealing mechanism at the kiln head of the rotary kiln can not be ensured to be better, the quality of working treatment of the rotary kiln is reduced, the sealing mechanism can not be disassembled for cleaning, the disassembling process is time-consuming and labor-consuming, the use of the sealing mechanism is influenced, the influence on the subsequent use caused by the previous substances in the rotary kiln is caused, the effect treatment is poor, the adjusting performance of the sealing mechanism is poor, the sealing treatment can not be adjusted by ensuring the sealing structure, and the use efficiency of the sealing mechanism is reduced.
In order to ensure that the sealing performance of the sealing mechanism on the kiln head of the rotary kiln can be ensured in the process of calcining the desulfurized gypsum, the working quality of the rotary kiln is improved, the sealing mechanism is convenient to disassemble and clean, the time and labor of the disassembling process are ensured, the influence on the use of the sealing mechanism is avoided, the treatment effect of the rotary kiln is improved, the overall adjustment performance of the sealing structure is improved, the sealing structure can be ensured to perform the sealing adjustment treatment, and the use efficiency of the sealing mechanism is also improved, the invention provides the following technical scheme: the utility model provides a desulfurization gypsum calcines rotary kiln head sealing mechanism, includes the rotary kiln head body, the lateral wall fixedly connected with mounting panel of the rotary kiln head body, sliding connection has the connecting block on the mounting panel, the equal fixedly connected with connecting plate of one end of connecting block, the inboard one end fixedly connected with installation piece of connecting plate, the inboard fixedly connected with sealed dish of installation piece, the second sliding tray has been seted up to the one end of sealed dish, sliding connection has the sliding tray in the second sliding tray, the middle part fixed mounting of sealed dish has an internal thread section of thick bamboo, the threaded post is installed in the matching in the internal thread section of thick bamboo, the one end fixedly connected with support column of threaded post, and the support column supports the one end middle part at the sliding tray, the lateral wall fixedly connected with of the rotary kiln head body agrees with the plywood, and agrees with the one end that the plywood is located the mounting panel, the one end fixed mounting who agrees with the plywood has servo motor, servo motor's with the output fixedly connected with lead screw, lead screw fixed mounting is in the inside of connecting block.
Preferably, a first sliding groove is formed in the middle of the top end of the mounting plate, a first sliding block is connected to the first sliding groove in a sliding mode, and the connecting block is fixedly connected to the top end of the first sliding block.
Preferably, one end of the sliding disc is provided with an annular groove, and the annular groove is matched and clamped at one end of the rotary kiln head body.
Preferably, a support spring is installed in the second sliding groove, and one end of the support spring is fixedly connected to one end of the sliding disc.
Preferably, a third sliding groove is formed in the side wall of the second sliding groove, a second sliding block is connected to the third sliding groove in a sliding mode, and the second sliding block is fixedly connected to the side wall of the sliding disc.
Preferably, the one end middle part fixed mounting of screw thread post has a rotation piece, rotate the piece including fixed block and dwang, and dwang fixed connection is at the middle part of fixed block.
Preferably, the lateral wall fixed mounting of rotary kiln head body has the mounting bracket, sliding connection has the slider in the mounting bracket, the one end fixed mounting of mounting bracket has the pneumatic cylinder, the output fixed connection of pneumatic cylinder is in the top middle part of slider, the other end fixedly connected with closing plate of slider, the one end fixedly connected with rubber slab of closing plate.
Preferably, a fourth sliding groove is formed in the inner side of the mounting frame, and the sliding piece is connected to the inner side of the mounting frame in a sliding mode through the fourth sliding groove in a matched mode.
Preferably, the sealing plate and the rubber plate are both of a curved surface structure, and the surface of the rubber plate is provided with raised grains.
Compared with the prior art, the invention provides a kiln head sealing mechanism of a rotary kiln for calcining desulfurized gypsum, which has the following beneficial effects:
1. this desulfurization gypsum calcines rotary kiln head sealing mechanism, it rotates to drive the lead screw through servo motor, then install in the connecting block through the lead screw matching, thereby can drive the connecting block and remove about, and the connecting block slides in first sliding tray through first sliding block, then remove about driving sealed dish through connecting plate and installation piece, then agree with the one end of matching at the rotary kiln head body through the sliding tray, utilize supporting spring can accomplish the supporting role to the sliding tray, thereby guarantee the sealed processing to the rotary kiln head, guarantee to carry out the sealing performance that sealing mechanism to the rotary kiln head at the in-process of calcining desulfurization gypsum, the quality that the rotary kiln carries out work has been improved.
2. This desulfurization gypsum calcines rotary kiln head sealing mechanism, it slides in the fourth sliding tray to drive the slider through the mounting bracket, thereby break away from the sealed department of rotary kiln head body and sliding tray with the rubber slab, then utilize servo motor to drive the lead screw and rotate, utilize first sliding block to slide in first sliding tray, thereby utilize the lead screw to drive the connecting block and remove right, thereby can dismantle sealed dish, be convenient for dismantle the clearance with sealing mechanism, guarantee to dismantle process labour saving and time saving, avoid causing the influence to sealing mechanism's use, the treatment effect of rotary kiln has been improved.
3. This desulfurization gypsum calcines rotary kiln head sealing mechanism, rotate the piece through rotating, then rotate the piece and drive the screw thread post and rotate at the inner screw thread section of thick bamboo inner wall including, thereby guarantee that the screw thread post can drive and rotate the piece and carry out the supporting role to the sliding tray, thereby adjust the inseparable degree that the sliding tray supports in rotary kiln head body one end, utilize the pneumatic cylinder can drive the slider and slide in the fourth sliding tray, thereby utilize the slider to drive closing plate and rubber slab and support on the gap of rotary kiln head body and sealed dish junction, thereby further guarantee this sealing mechanism's seal strength, the overall regulation performance of seal structure has been improved, can guarantee that seal structure adjusts sealed processing, the availability factor of sealing mechanism has also been improved.
Drawings
FIG. 1 is a schematic sectional elevation view of the structure of the present invention;
FIG. 2 is a schematic view of the installation of the structural joint block of the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 1 in accordance with the present invention;
FIG. 4 is a schematic view of the mounting structure of the sliding member of the present invention;
FIG. 5 is a schematic view showing the connection between the sealing plate and the rubber plate according to the present invention.
In the figure: 1. a kiln head body of a rotary kiln; 2. mounting a plate; 3. a first sliding groove; 4. a first slider; 5. connecting blocks; 6. a connecting plate; 7. mounting blocks; 8. sealing the disc; 9. a second sliding groove; 10. a sliding disk; 101. a support spring; 11. a third sliding groove; 12. a second slider; 13. an internal threaded barrel; 14. a threaded post; 15. a support pillar; 16. a rotating member; 17. a wedging plate; 18. a servo motor; 19. a screw rod; 20. a mounting frame; 21. a fourth sliding groove; 22. a slider; 23. a hydraulic cylinder; 24. a sealing plate; 25. a rubber plate; 26. raised grains.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, a kiln head sealing mechanism of a rotary kiln for calcining desulfurized gypsum comprises a rotary kiln head body 1, wherein a mounting plate 2 is fixedly connected to the side wall of the rotary kiln head body 1, a connecting block 5 is slidably connected to the mounting plate 2, one end of the connecting block 5 is fixedly connected to a connecting plate 6, one end of the inner side of the connecting plate 6 is fixedly connected to a mounting block 7, a sealing disc 8 is fixedly connected to the inner side of the mounting block 7, a second sliding groove 9 is formed in one end of the sealing disc 8, a sliding disc 10 is slidably connected to the second sliding groove 9, an internal threaded cylinder 13 is fixedly mounted in the middle of the sealing disc 8, a threaded cylinder 14 is mounted in the internal threaded cylinder 13 in a matched manner, one end of the threaded cylinder 14 is fixedly connected to a support column 15, the support column 15 is supported in the middle of one end of the sliding disc 10, a fitting plate 17 is fixedly connected to the side wall of the rotary kiln head body 1, the fitting plate 17 is located at one end of the mounting plate 2, a servo motor 18 is fixedly mounted at one end of the fitting plate 17, an output end of the servo motor 18 is fixedly connected to a lead screw 19, and the lead screw 19 is fixedly mounted in the connecting block 5.
Be convenient for rotate threaded column 14 in the inside of internal thread section of thick bamboo 13 to make threaded column 14 remove about, finally utilize threaded column 14 can drive support column 15 and carry out the supporting role, utilize servo motor 18 can drive lead screw 19 and rotate, thereby can make connecting block 5 remove about under the effect of lead screw 19.
A first sliding groove 3 is formed in the middle of the top end of the mounting plate 2, a first sliding block 4 is connected in the first sliding groove 3 in a sliding mode, and a connecting block 5 is fixedly connected to the top end of the first sliding block 4; the first sliding block 4 slides in the first sliding groove 3, so that the stability of the connecting block 5 in the moving process is ensured. One end of the sliding disc 10 is provided with an annular groove, and the annular groove is matched and clamped at one end of the rotary kiln head body 1; the opened annular groove can be tightly attached to one end of the rotary kiln head body 1 through the sliding disc 10. A supporting spring 101 is arranged in the second sliding groove 9, and one end of the supporting spring 101 is fixedly connected with one end of the sliding disk 10; the supporting effect of the sliding disk 10 can be maintained by the supporting spring 101, and the sliding disk 10 and the rotary kiln head body 1 are prevented from being loosened. A third sliding groove 11 is formed in the side wall of the second sliding groove 9, a second sliding block 12 is connected in the third sliding groove 11 in a sliding manner, and the second sliding block 12 is fixedly connected to the side wall of the sliding disc 10; in the process of sliding second slide block 12 in third slide groove 11, the stability of sliding of slide disk 10 can be ensured. A rotating part 16 is fixedly arranged in the middle of one end of the threaded column 14, the rotating part 16 comprises a fixed block and a rotating rod, and the rotating rod is fixedly connected to the middle of the fixed block; the rotating member 16 is used to rotate the threaded post 14. The side wall of the rotary kiln head body 1 is fixedly provided with a mounting frame 20, a sliding piece 22 is connected in the mounting frame 20 in a sliding manner, one end of the mounting frame 20 is fixedly provided with a hydraulic cylinder 23, the output end of the hydraulic cylinder 23 is fixedly connected to the middle of the top end of the sliding piece 22, the other end of the sliding piece 22 is fixedly connected with a sealing plate 24, and one end of the sealing plate 24 is fixedly connected with a rubber plate 25; the slide member 22 is moved by the hydraulic cylinder 23, and then the slide member 22 moves the rubber sheet 25, thereby supporting the rubber sheet 25 at the side wall between the rotary kiln head body 1 and the sliding disk 10. A fourth sliding groove 21 is formed in the inner side of the mounting frame 20, and the sliding member 22 is connected to the inner side of the mounting frame 20 in a matching and sliding manner through the fourth sliding groove 21; the sliding member 22 slides in the fourth sliding groove 21, thereby ensuring the stability of the moving process of the sliding member 22. The sealing plate 24 and the rubber plate 25 are both of curved surface structures, and the surface of the rubber plate 25 is provided with raised grains 26; the sealing performance of the rubber sheet 25 can be made better by providing the raised grains 26.
During operation, firstly, the screw rod 19 is driven to rotate by the servo motor 18, then the screw rod 19 is installed in the connecting block 5 in a matching manner, so that the connecting block 5 can be driven to move left and right, the connecting block 5 slides in the first sliding groove 3 through the first sliding block 4, then the sealing disc 8 is driven to move left and right through the connecting plate 6 and the installation block 7, then the sliding disc 10 is matched with one end of the rotary kiln head body 1, the supporting effect on the sliding disc 10 can be completed through the supporting spring 101, so that the sealing treatment on the rotary kiln head is ensured, the rotating part 16 is rotated, then the rotating part 16 drives the threaded column 14 to rotate on the inner wall of the inner threaded cylinder 13, so that the threaded column 14 can drive the rotating part 16 to support the sliding disc 10, so that the tightness degree of the sliding disc 10 supported on one end of the rotary kiln head body 1 is adjusted, the sliding piece 22 can be driven to slide in the fourth sliding groove 21 through the hydraulic cylinder 23, so that the sliding piece 22 drives the sealing plate 24 and the rubber plate 25 to be supported on a gap at the joint between the rotary kiln head body 1 and the rotary kiln head body 1, so that the sliding block 10 can be detached from the sliding block 1 through the sliding block 19, and the sliding block 5 can be detached from the sliding block 18 through the sliding block 20, so that the sliding disc 10.
In conclusion, the first sliding block 4 slides in the first sliding groove 3, so that the stability of the connecting block 5 in the moving process is ensured; the opened annular groove can be tightly attached to one end of the rotary kiln head body 1 through the sliding disc 10; the supporting effect on the sliding disc 10 can be kept through the supporting spring 101, and the sliding disc 10 and the rotary kiln head body 1 are prevented from being loosened; the sliding stability of sliding disk 10 can be ensured by using second sliding block 12 to slide in third sliding groove 11; the rotating piece 16 can be used for driving the threaded column 14 to rotate; the hydraulic cylinder 23 can drive the sliding part 22 to move, and then the sliding part 22 drives the rubber plate 25 to move, so that the rubber plate 25 is supported at the side wall between the rotary kiln head body 1 and the sliding disc 10; the sliding member 22 slides in the fourth sliding groove 21, thereby ensuring the stability of the moving process of the sliding member 22.
It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a desulfurization gypsum calcination rotary kiln hood sealing mechanism, includes rotary kiln hood body (1), its characterized in that: the outer part of the side wall of the rotary kiln head body (1) is respectively and fixedly provided with an installing plate (2) from top to bottom, the mounting plate (2) is connected with a connecting block (5) in a sliding way, the connecting block (5) is fixedly connected with a connecting plate (6), the inner side of the connecting plate (6) is fixedly connected with a mounting block (7), the inner side of the mounting block (7) is fixedly connected with a sealing disc (8), a second sliding groove (9) is arranged at one end of the sealing disc (8) facing the rotary kiln head body (1), a sliding disc (10) is connected in the second sliding groove (9) in a sliding way, an internal thread cylinder (13) is fixedly arranged in the middle of one end of the sealing disc (8) far away from the rotary kiln head body (1), a threaded column (14) is arranged in the internal thread cylinder (13) in a matching way, one end of the threaded column (14) is fixedly connected with a support column (15), and the supporting column (15) is supported in the middle of one end of the sliding disk (10), the exterior of the side wall of the rotary kiln head body (1) is respectively and fixedly connected with a wedge plate (17) from top to bottom, the fitting plate (17) is positioned at one end of the mounting plate (2), the other end of the fitting plate (17) is fixedly provided with a servo motor (18), the output end of the servo motor (18) is fixedly connected with a screw rod (19), the screw rod (19) is fixedly arranged in the connecting block (5);
the other end of the sliding disc (10) is provided with an annular groove, and the annular groove is matched and clamped at one end of the rotary kiln head body (1);
a supporting spring (101) is arranged in the second sliding groove (9), and one end of the supporting spring (101) is fixedly connected with one end of the sliding disc (10);
the rotary kiln comprises a rotary kiln head body (1), wherein a mounting frame (20) is fixedly mounted on the outer side of the side wall of the rotary kiln head body (1) from top to bottom respectively, a sliding piece (22) is connected in the mounting frame (20) in a sliding mode, a hydraulic cylinder (23) is fixedly mounted on the mounting frame (20), the output end of the hydraulic cylinder (23) is fixedly connected to one end of the sliding piece (22), a sealing plate (24) is fixedly connected to the sliding piece (22), and a rubber plate (25) is fixedly connected to the sealing plate (24);
when the rotary kiln head sealing device works, firstly, the screw rod (19) is driven to rotate through the servo motor (18), then, the screw rod (19) is installed in the connecting block (5) in a matching mode, the connecting block (5) can be driven to move left and right, then, the sealing disc (8) is driven to move left and right through the connecting plate (6) and the installing block (7), then, the sliding disc (10) is matched with one end of the rotary kiln head body (1), the supporting effect on the sliding disc (10) can be achieved through the supporting spring (101), the sealing treatment on the rotary kiln head is guaranteed, the rotating piece (16) is rotated, then, the rotating piece (16) drives the threaded column (14) to rotate on the inner wall of the inner threaded cylinder (13), the threaded column (14) is guaranteed to drive the rotating piece (16) to support the sliding disc (10), the tightness degree of the sliding disc (10) supported at one end of the rotary kiln head body (1) is adjusted, the sliding piece (22) can be driven to slide through the hydraulic cylinder (23), and the sliding piece (22) is used for driving the rubber plate (25) to support on a gap between the sealing plate (1) and the rotary kiln head body (8).
2. The kiln head sealing mechanism of the desulfurization gypsum calcination rotary kiln according to claim 1, characterized in that: first sliding tray (3) have been seted up at the top middle part of mounting panel (2), sliding connection has first sliding block (4) in first sliding tray (3), connecting block (5) fixed connection is on the top of first sliding block (4).
3. The kiln head sealing mechanism of the desulfurization gypsum calcination rotary kiln according to claim 1, characterized in that: third sliding tray (11) have been seted up to the lateral wall of second sliding tray (9), sliding connection has second sliding block (12) in third sliding tray (11), second sliding block (12) fixed connection is at the lateral wall of sliding tray (10).
4. The kiln head sealing mechanism of the desulfurization gypsum calcination rotary kiln according to claim 1, characterized in that: the other end middle part fixed mounting of screw thread post (14) has rotation piece (16), rotate piece (16) including fixed block and dwang, and dwang fixed connection is at the middle part of fixed block.
5. The kiln head sealing mechanism of the desulfurization gypsum calcination rotary kiln according to claim 1, characterized in that: a fourth sliding groove (21) is formed in the inner side of the mounting frame (20), and the sliding piece (22) is connected to the inner side of the mounting frame (20) in a sliding mode through the fourth sliding groove (21) in a matched mode.
6. The kiln head sealing mechanism of the desulfurization gypsum calcination rotary kiln according to claim 1, characterized in that: the sealing plate (24) and the rubber plate (25) are both of a curved surface structure, and the surface of the rubber plate (25) is provided with raised grains (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110194591.0A CN113074546B (en) | 2021-02-21 | 2021-02-21 | Kiln head sealing mechanism of rotary kiln for calcining desulfurized gypsum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110194591.0A CN113074546B (en) | 2021-02-21 | 2021-02-21 | Kiln head sealing mechanism of rotary kiln for calcining desulfurized gypsum |
Publications (2)
| Publication Number | Publication Date |
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| CN108332554A (en) * | 2018-03-16 | 2018-07-27 | 响水新宇环保科技有限公司 | A kind of rotary kiln sealing structure |
| CN211739841U (en) * | 2020-03-10 | 2020-10-23 | 徐州仕名机械有限公司 | Kiln tail sealing device of lime calcining rotary kiln |
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| JP3557602B2 (en) * | 1999-12-08 | 2004-08-25 | 住友重機械工業株式会社 | Rotary kiln sealing device |
| CN202329084U (en) * | 2011-12-07 | 2012-07-11 | 中国铝业股份有限公司 | Sealing device of rotary kiln |
| CN202709712U (en) * | 2012-07-10 | 2013-01-30 | 南京福特高磁材设备有限公司 | Rotary kiln sealing structure |
| CN204084436U (en) * | 2014-08-13 | 2015-01-07 | 潍坊同惠暖通设备有限公司 | A kind of Boiler door |
| CN105387716B (en) * | 2015-11-26 | 2017-08-25 | 安徽六国化工股份有限公司 | Revolution granulation kiln kiln end sealing device |
| CN207178688U (en) * | 2017-12-11 | 2018-04-03 | 四川中益联控实业发展有限公司 | A kind of rotary kiln kiln head and tail sealing device |
| CN209944992U (en) * | 2019-05-08 | 2020-01-14 | 江苏凤谷节能科技有限公司 | Rotary kiln sealing structure |
| CN210569907U (en) * | 2019-09-24 | 2020-05-19 | 凤阳中都水泥有限公司 | Mechanism for sealing kiln head and sealing cover of rotary kiln |
| CN212512420U (en) * | 2020-03-04 | 2021-02-09 | 徐州仕名机械有限公司 | Sealing plate of rotary kiln head sealing device |
| CN111578691A (en) * | 2020-05-18 | 2020-08-25 | 周占铭 | Rotary kiln sealing device |
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| CN108332554A (en) * | 2018-03-16 | 2018-07-27 | 响水新宇环保科技有限公司 | A kind of rotary kiln sealing structure |
| CN211739841U (en) * | 2020-03-10 | 2020-10-23 | 徐州仕名机械有限公司 | Kiln tail sealing device of lime calcining rotary kiln |
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