CN220818488U - Energy-saving lime kiln - Google Patents
Energy-saving lime kiln Download PDFInfo
- Publication number
- CN220818488U CN220818488U CN202321698687.1U CN202321698687U CN220818488U CN 220818488 U CN220818488 U CN 220818488U CN 202321698687 U CN202321698687 U CN 202321698687U CN 220818488 U CN220818488 U CN 220818488U
- Authority
- CN
- China
- Prior art keywords
- preheating furnace
- guide hopper
- supporting
- hopper
- transmission
- 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.)
- Active
Links
- 235000008733 Citrus aurantifolia Nutrition 0.000 title claims abstract description 21
- 235000011941 Tilia x europaea Nutrition 0.000 title claims abstract description 21
- 239000004571 lime Substances 0.000 title claims abstract description 21
- 230000005540 biological transmission Effects 0.000 claims abstract description 41
- 238000007599 discharging Methods 0.000 claims abstract description 5
- 238000005245 sintering Methods 0.000 claims description 13
- 238000001816 cooling Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 abstract description 24
- 238000000034 method Methods 0.000 abstract description 4
- 235000019738 Limestone Nutrition 0.000 description 4
- 239000006028 limestone Substances 0.000 description 4
- 239000002893 slag Substances 0.000 description 3
- 239000002912 waste gas Substances 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/40—Production or processing of lime, e.g. limestone regeneration of lime in pulp and sugar mills
Landscapes
- Furnace Details (AREA)
Abstract
The utility model provides an energy-saving lime kiln, which belongs to the field of lime kiln energy-saving equipment, and comprises a kiln body, wherein the upper part of the kiln body is provided with grading equipment and a preheating furnace group corresponding to the grading equipment, the grading equipment comprises a support frame arranged at the top of the kiln body, one end of a base surface on the support frame is provided with a feeding hopper, a plurality of groups of transmission rollers are rotatably arranged on the support frame below the feeding hopper, a driving assembly for driving the transmission rollers to rotate is arranged on the corresponding support frame, the interval between the transmission rollers sequentially increases from a discharging hopper, and a first guide hopper, a second guide hopper and a third guide hopper which are mutually connected are sequentially and fixedly arranged on the support frame at the lower part of the transmission rollers. The material is classified by the conveying rollers arranged at different intervals on the classifying equipment in the material conveying process, and the classified material respectively passes through the first guide hopper, the second guide hopper and the third guide hopper and then respectively falls into the first preheating furnace, the second preheating furnace and the third preheating furnace to be preheated, so that the materials with different granularity can be separately preheated, and the aim of saving energy is fulfilled.
Description
Technical Field
The utility model relates to the field of lime kiln energy-saving equipment, in particular to an energy-saving lime kiln.
Background
Lime kiln sintering lime is an indispensable ring in the construction field, at present, lime industry in China is in a vertical kiln type, when limestone is burned, the limestone is required to be crushed firstly, conveyed to a kiln top through conveying equipment, put into a preheating furnace in the kiln for preheating, sintered in a sintering area after preheating is finished, then sintered limestone is cooled from the lower part of the kiln and then discharged, conveying equipment is conveyed to the kiln top through conveying belts for throwing raw materials, crushed raw stones are different in size and have the difference of broken slag and larger particles, meanwhile, when the broken slag is thrown into the preheating furnace, the preheating can be finished quickly, but the broken slag and the larger-granularity raw stones need to be preheated together, and the broken raw stones can enter the sintering area together for continuous sintering after the preheating of the larger-granularity raw stones is finished, so that energy consumption is certainly increased, and the energy-saving lime kiln is provided for solving the problem.
Disclosure of utility model
In view of the above, the utility model provides an energy-saving lime kiln, which can carry out classification treatment on materials in the material conveying process through conveying rollers arranged at different intervals on classification equipment, and further, the classified materials respectively pass through a first guide hopper, a second guide hopper and a third guide hopper and then respectively fall into a first preheating furnace, a second preheating furnace and a third preheating furnace to be preheated, so that the materials with different granularity can be separately preheated, and the aim of saving energy is achieved.
In order to solve the technical problems, the utility model provides an energy-saving lime kiln, which comprises a kiln body, wherein the upper part of the kiln body is provided with grading equipment and a preheating furnace group corresponding to the grading equipment, the grading equipment comprises a supporting frame arranged at the top of the kiln body, one end of a base surface on the supporting frame is provided with a feeding hopper, a plurality of groups of transmission rollers are rotatably arranged on the supporting frame below the feeding hopper, a driving assembly for driving the transmission rollers to rotate is arranged on the corresponding supporting frame, the interval between the transmission rollers sequentially increases from a discharging hopper, and a first guide hopper, a second guide hopper and a third guide hopper which are mutually connected are sequentially and fixedly arranged on the supporting frame at the lower part of the transmission rollers.
The kiln body is internally divided into a preheating zone, a sintering zone, a cooling zone and a discharging zone from top to bottom, the preheating furnace group comprises a first preheating furnace, a second preheating furnace and a third preheating furnace which are arranged in the preheating zone, the first preheating furnace is arranged corresponding to the first guide hopper, the second preheating furnace is arranged corresponding to the second guide hopper, the third preheating furnace is arranged corresponding to the third guide hopper, in addition, the furnace temperatures of the first preheating furnace, the second preheating furnace and the third preheating furnace are sequentially increased, and the same temperature can be set, but the preheating furnace group needs to be put in batches like the sintering zone so as to achieve the purpose of increasing the sintering efficiency.
The first guide hopper, the second guide hopper and the third guide hopper are provided with connecting convex strips for connection, the inner side wall of the corresponding supporting frame is provided with supporting convex strips matched with the connecting convex strips, and the connecting convex strips are fixedly arranged on the supporting convex strips.
The driving assembly comprises driving equipment and a transmission equipment box which are arranged on a supporting frame, and a supporting table for supporting the driving equipment and the transmission equipment box is arranged on the supporting frame.
The transmission roller comprises a roller body, the two ends of the roller body are further provided with supporting shafts for supporting the roller body to rotate, the supporting shafts at one end penetrate through the supporting frame to be in transmission connection with the transmission equipment box, the corresponding supporting frame is provided with shaft holes for facilitating the rotation of the supporting shafts, bearings are arranged in the shaft holes, the supporting shafts at one end penetrate through the bearings to be in transmission connection with the transmission equipment box, the supporting shafts at one end are rotated under the driving of driving equipment, and then the material falling onto the roller body from the blanking hopper is driven to move.
The roller bodies are provided with a plurality of protruding blocks which are uniformly distributed along the circumferential direction, and the protruding blocks on the two roller bodies are mutually staggered, so that materials with sizes less suitable for the gap can be moved to the next intermittent falling.
The technical scheme of the utility model has the following beneficial effects:
1. the conveying rollers arranged at different intervals on the grading equipment carry out grading treatment on materials in the material conveying process, and the graded materials respectively pass through the first guide hopper, the second guide hopper and the third guide hopper and then respectively fall into the first preheating furnace, the second preheating furnace and the third preheating furnace to be preheated, so that the materials with different granularity can be separately preheated, and the aim of saving energy is achieved.
2. The convex blocks on the two roller bodies are staggered with each other, so that materials with the sizes less suitable for the gap can be moved to the next interval.
Drawings
FIG. 1 is a schematic main structure of an energy-saving lime kiln of the utility model;
FIG. 2 is a schematic diagram of the other side of the main structure of the present utility model;
FIG. 3 is an enlarged view of the hierarchical apparatus structure of the present utility model;
FIG. 4 is a cross-sectional view of the body structure of the present utility model;
Fig. 5 is a side cross-sectional view of the classification apparatus of the present utility model.
Reference numerals illustrate: 100. a kiln body; 110. a preheating zone; 120. a sintering zone; 130. a cooling zone; 140. a discharge zone; 200. a classifying device; 210. a support frame; 211. supporting the convex strips; 220. feeding a hopper; 230. a conveying roller; 231. a roller body; 232. a support shaft; 233. a protruding block; 240. a drive assembly; 241. a driving device; 242. a transmission device box; 250. a first guide hopper; 260. a second guide hopper; 270. a third guide hopper; 280. connecting convex strips; 290. a support table; 300. a preheating furnace group; 301. a first preheating furnace; 302. a second preheating furnace; 303. and a third preheating furnace.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to fig. 1 to 5 of the embodiments of the present utility model. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model. All other embodiments, which are obtained by a person skilled in the art based on the described embodiments of the utility model, fall within the scope of protection of the utility model.
As shown in fig. 1-5:
The embodiment provides an energy-saving lime kiln, which comprises a kiln body 100, wherein a grading device 200 and a preheating furnace group 300 which is arranged corresponding to the grading device 200 are arranged on the upper portion of the kiln body 100, the grading device 200 comprises a support frame 210 arranged at the top of the kiln body 100, an upper hopper 220 is arranged at one end of a base surface on the support frame 210, a plurality of groups of transmission rollers 230 are rotatably arranged on the support frame 210 below the upper hopper 220, a driving assembly 240 for driving the transmission rollers 230 to rotate is arranged on the corresponding support frame 210, the interval between the transmission rollers 230 is sequentially increased from the lower hopper, and a first guide hopper 250, a second guide hopper 260 and a third guide hopper 270 which are connected with each other are sequentially fixedly arranged on the support frame 210 at the lower portion of the transmission rollers 230.
When the device is used, limestone raw materials are transmitted to the kiln top through transmission equipment, then materials fall onto the transmission rollers 230 arranged on the supporting frame 210 through the feeding hopper 220, then the driving equipment 241 is started, the power transmission equipment box 242 is transmitted to the supporting shaft 232, then the roller bodies 231 of the transmission rollers 230 are driven to rotate, and then the materials are driven to move, because the distance between the transmission rollers 230 is gradually increased, the materials are classified in the moving process, and then the classified materials respectively pass through the first guide hopper 250, the second guide hopper 260 and the third guide hopper 270 and then respectively fall into the first preheating furnace 301, the second preheating furnace 302 and the third preheating furnace 303 to be preheated, and because the small granularity of the classified materials can quickly reach the preheating temperature, the materials can be respectively put after reaching the preheating temperature, and the situation that the materials with different sizes are preheated together and waste energy is avoided.
As shown in fig. 3, the kiln body 100 is divided into a preheating zone 110, a sintering zone 120, a cooling zone 130 and a discharging zone 140 from top to bottom, a chimney is further arranged at the top of the kiln body 100, and the chimney is communicated with an external waste gas treatment device so as to enable waste gas generated by sintering to reach an emission standard, the preheating furnace group 300 comprises a first preheating furnace 301, a second preheating furnace 302 and a third preheating furnace 303 which are arranged in the preheating zone 110, the first preheating furnace 301 is arranged corresponding to the first guide hopper 250, the second preheating furnace 302 is arranged corresponding to the second guide hopper 260, the third preheating furnace 303 is arranged corresponding to the third guide hopper 270, and in addition, the furnace temperatures of the first preheating furnace 301, the second preheating furnace 302 and the third preheating furnace 303 are sequentially increased, and the same temperature setting is also possible, but batch feeding of the waste gas such as the sintering zone 120 is required to achieve the purpose of increasing the sintering efficiency.
As shown in fig. 5, the first guide hopper 250, the second guide hopper 260, and the third guide hopper are provided with connection ribs 280 for connection, and the inner side wall of the corresponding support frame 210 is provided with support ribs 211 matching the connection ribs 280, and the connection ribs 280 are fixedly provided on the support ribs 211.
As shown in fig. 2, the driving assembly 240 includes a driving device 241 and a transmission device box 242 disposed on the supporting frame 210, and a supporting table 290 for supporting the driving device 241 and the transmission device box 242 is disposed on the supporting frame 210, so that the driving device 241 and the transmission device box 242 can be fixed on the supporting table 290 to stably operate.
As shown in fig. 4 and 5, the conveying roller 230 includes a roller body 231, two ends of the roller body 231 are further provided with support shafts 232 for supporting rotation of the roller body, wherein the support shafts 232 at one end pass through the support frame 210 and are in transmission connection with the transmission equipment box 242, corresponding support frames 210 are provided with shaft holes for facilitating rotation of the support shafts 232, bearings are arranged in the shaft holes, and further the support shafts 232 at one end pass through the bearings and are in transmission connection with the transmission equipment box 242, and rotate under the driving of the driving equipment 241, so that materials falling onto the roller body 231 from the blanking hopper are driven to move.
As shown in fig. 5, a plurality of protruding blocks 233 are disposed on the roller 231, the protruding blocks 233 are uniformly distributed along the circumferential direction, and the protruding blocks 233 on the two roller 231 are staggered with each other, so that some materials with sizes less suitable for the gap can be moved to the next intermittent drop.
Furthermore, it should be noted that, in the description of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those skilled in the art according to the specific circumstances.
While the foregoing is directed to the preferred embodiments of the present utility model, it will be appreciated by those skilled in the art that various modifications and adaptations can be made without departing from the principles of the present utility model, and such modifications and adaptations are intended to be comprehended within the scope of the present utility model.
Claims (7)
1. The energy-saving lime kiln is characterized in that: including kiln body (100), kiln body (100) upper portion be equipped with hierarchical equipment (200) and with preheating furnace group (300) that hierarchical equipment (200) set up corresponds, hierarchical equipment (200) are including setting up braced frame (210) at kiln body (100) top, basal plane one end is equipped with feeding funnel (220) on braced frame (210), feeding funnel (220) below rotatory being equipped with a plurality of transmission roller (230) on braced frame (210), corresponding be equipped with on braced frame (210) and be used for driving transmission roller (230) rotatory drive assembly (240), interval increases gradually from the lower hopper between transmission roller (230), first guide funnel (250), second guide funnel (260) and the third guide funnel (270) of interconnect are fixed in proper order on braced frame (210) of transmission roller (230) lower part.
2. An energy efficient lime kiln according to claim 1, wherein: the kiln body (100) is internally divided into a preheating zone (110), a sintering zone (120), a cooling zone (130) and a discharging zone (140) from top to bottom, and the preheating furnace group (300) comprises a first preheating furnace (301), a second preheating furnace (302) and a third preheating furnace (303) which are arranged in the preheating zone (110).
3. An energy efficient lime kiln according to claim 2, wherein: the first preheating furnace (301) is arranged corresponding to the first guide hopper (250), the second preheating furnace (302) is arranged corresponding to the second guide hopper (260), the third preheating furnace (303) is arranged corresponding to the third guide hopper (270), and in addition, the furnace temperatures of the first preheating furnace (301), the second preheating furnace (302) and the third preheating furnace (303) are sequentially increased.
4. An energy-efficient lime kiln according to claim 3, wherein: the first guide hopper (250), the second guide hopper (260) and the third guide hopper are provided with connecting convex strips (280) for connection, the inner side wall of the corresponding supporting frame (210) is provided with supporting convex strips (211) matched with the connecting convex strips (280), and the connecting convex strips (280) are fixedly arranged on the supporting convex strips (211).
5. An energy efficient lime kiln according to claim 4, wherein: the driving assembly (240) comprises a driving device (241) and a transmission device box (242) which are arranged on the supporting frame (210), and a supporting table (290) for supporting the driving device (241) and the transmission device box (242) is arranged on the supporting frame (210).
6. An energy efficient lime kiln according to claim 5, wherein: the transmission roller (230) comprises a roller body (231), wherein supporting shafts (232) for supporting the roller body (231) to rotate are further arranged at two ends of the roller body (231), and the supporting shafts (232) at one end penetrate through the supporting frame (210) and are in transmission connection with the transmission equipment box (242).
7. The energy efficient lime kiln as claimed in claim 6, wherein: the roller body (231) is provided with a plurality of protruding blocks (233), and the protruding blocks (233) are uniformly distributed in an array mode along the circumferential direction of the roller body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321698687.1U CN220818488U (en) | 2023-06-30 | 2023-06-30 | Energy-saving lime kiln |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321698687.1U CN220818488U (en) | 2023-06-30 | 2023-06-30 | Energy-saving lime kiln |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220818488U true CN220818488U (en) | 2024-04-19 |
Family
ID=90706111
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321698687.1U Active CN220818488U (en) | 2023-06-30 | 2023-06-30 | Energy-saving lime kiln |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220818488U (en) |
-
2023
- 2023-06-30 CN CN202321698687.1U patent/CN220818488U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209937259U (en) | Crushing, drying and mixing device for cement production raw materials | |
| CN109455958B (en) | Preparation method of fine calcium oxide | |
| CN104387025B (en) | Energy-saving sintering shale holllow building block full internal combustion semi-stiff extrusion process production technique | |
| CN107594595A (en) | The recyclable feed mixing screening plant crushed | |
| CN110732382A (en) | machine-made sand vertical mill and production process system thereof | |
| CN112058446A (en) | Preparation device for processing and manufacturing semiconductor graphite and processing method thereof | |
| CN114621015A (en) | Dry production method and equipment of powder for rock plate press forming | |
| CN220818488U (en) | Energy-saving lime kiln | |
| CN212915822U (en) | Equipment is recycled in stone material waste material production mosaic board's breakage | |
| CN220071792U (en) | Fused magnesia reducing mechanism | |
| CN111484263A (en) | Method for preparing novel sintered brick from construction waste | |
| CN115751969A (en) | Sectional type cement calcining device and using method | |
| CN210765024U (en) | Desulfurization gypsum calcining device | |
| CN210268161U (en) | Bidirectional belt conveying device for ceramsite | |
| CN210570042U (en) | Cement raw material crushing device for preheating by using waste heat of grate cooler | |
| CN111646159A (en) | Production device and method of fused magnesia | |
| CN210123248U (en) | Sintering deposit cooling device with rotary furnace body | |
| CN210545449U (en) | Automatic feeding type vertical mill for producing and processing titanium oxychloride | |
| CN219362586U (en) | Granule raw and other materials conveyor | |
| CN221223407U (en) | Low-temperature recovery device of chain grate | |
| CN214731812U (en) | Lime discharging device with small occupied area and low power consumption for production line of active lime rotary kiln | |
| CN213201582U (en) | Circulating fly ash segmentation transmission device | |
| CN213066989U (en) | Energy-saving drying device for cement clinker | |
| CN221414136U (en) | Dust collecting equipment for formed refractory bricks | |
| CN220524601U (en) | Energy-saving ceramic mud material drying system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |