CN203007144U - Tertiary digester for preparing slaked lime - Google Patents
Tertiary digester for preparing slaked lime Download PDFInfo
- Publication number
- CN203007144U CN203007144U CN 201220695061 CN201220695061U CN203007144U CN 203007144 U CN203007144 U CN 203007144U CN 201220695061 CN201220695061 CN 201220695061 CN 201220695061 U CN201220695061 U CN 201220695061U CN 203007144 U CN203007144 U CN 203007144U
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- tank body
- digestion chamber
- grades
- chamber
- preparation
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Abstract
The utility model discloses a tertiary digester for preparing slaked lime. The tertiary digester comprises a tank body; the top end of the tank body is provided with a feeding port and an exhausting port, and the bottom end of the tank body is provided with a discharging port; three layers of partition plates are distributed in the tank body from top to bottom; channels are formed between one ends of the partition plates and the side wall of the tank body; the channels of adjacent partition plates are arranged in a staggering way; the partition plates partition the interior of the tank body into a primary digestion chamber, a secondary digestion chamber and a tertiary digestion chamber; the primary digestion chamber, the secondary digestion chamber and the tertiary digestion chamber are all internally and respectively provided with stirring shafts; stirring blades are distributed on each stirring shaft; the axial directions of the stirring shafts are the same as the flowing direction of a medium; the stirring shafts are driven by motors respectively; the channel between the partition plates of the primary digestion chamber and the side wall of the tank body corresponds to the feeding port; and a plurality of observation windows are distributed on one side of the tank body. By controlling multiple processes such as distributing water reasonably in the multistage dry-powder digester, the unslaked lime can be digested into the fluffy dry powder of the slaked lime of which the water content is controlled below 1.5%, and the slaked lime can be prepared into a slaked-lime emulsion with a specific concentration.
Description
Technical field
The utility model relates to white lime and manufactures apparatus field, relates in particular to a kind of three grades of digestive organs for the preparation of white lime.
Background technology
Digestive organ is widely used in the environmental protection dry desulfurization, the industries such as semi-dry desulphurization and quicklime slaking precision work and fine chemistry industry; As: Steel Plant burning methods batching is the lime slaking operation, desulphurization system quicklime slaking operation, sewage disposal is with fine chemistry industry commodity matter white lime Ca(OH such as calcareous treatment agent preparation section, toothpaste, pharmacy) 2 preparation sections etc.Existing preparation unslaked lime mainly contains two kinds of methods, and the one, unslaked lime is put into tank body, then add gauge water, cover after stirring, then vexed several days, the shortcoming of this method was: a. cannot produce continuously; B. digestion reaction is inhomogeneous, and some water is many, and some water is few; C. the efficient low yield is low.Another kind method is that unslaked lime is placed on the level land, after add water and spray, pack up after a time, then packing, the shortcoming of this method is: a. operating environment is abominable; B. working strength is large, and efficient is low, is not suitable for scale operation; Be subjected to weather effect large when c. working.While single-stage digestive organ shortcoming: 1. the reaction times is not enough; 2. discharging for the material water mixture, is not finished product.
The utility model content
The purpose of this utility model is in order to make up the deficiency of prior art, a kind of three grades of digestive organs for the preparation of white lime are provided, by the multiple working procedures such as reasonable water distribution in multistage dry powder digestive organ are controlled, quicklime slaking is become the white lime dry powder of puffy, moisture content controls in 1.5%, also can become according to the customer requirement proportioning lime hydrate emulsion of specific concentrations.
The utility model is achieved through the following technical solutions:
a kind of three grades of digestive organs for the preparation of white lime, include tank body, described tank body top is provided with opening for feed and venting port, described tank body bottom is provided with discharge port, it is characterized in that: be provided with three layers of dividing plate that distribute from top to bottom in described tank body, be provided with passage between one end of described dividing plate and tank wall, and the passage mutual dislocation of adjacent separator, described dividing plate will be divided into the one-level digestion chamber in tank body, secondary digestion chamber and three grades of digestion chambers, described one-level digestion chamber, be separately installed with stir shaft in secondary digestion chamber and three grades of digestion chambers, be distributed with agitating vane on described stir shaft, described stir shaft axially identical with the medium flowing direction, described stir shaft is respectively by electric motor driving, dividing plate in described one-level digestion chamber is corresponding with passage and the opening for feed of tank wall, described tank body one side is distributed with several viewing windows.
Described tank body top is equipped with charging lid and vent cap, and described opening for feed covers and is provided with opening for feed, and described vent cap is a cover body, and its top is provided with venting port, on the cover body of venting port periphery, shower nozzle is installed, and described nozzle connecting is connected with water jet standpipe.
The bottom of described cover body is provided with the taper water retaining cover, and the middle part of described taper water retaining cover is provided with ventilating pit, is provided with drainage trough between the edge of described taper water retaining cover and cover body, and a side of described drainage trough is provided with return port, and described return port is positioned at feed end.
The bottom of described cover body is provided with a water eliminator that tilts, described water eliminator be provided with escape pipe, and be provided with aqua storage tank between the bottom of a side of inclination water eliminator and cover body, described aqua storage tank is provided with return port, described return port is positioned at feed end.
Be respectively equipped with two stir shafts that cooperatively interact and stir in described one-level digestion chamber and secondary digestion chamber, and be symmetrically distributed in the chamber, be provided with a stir shaft in described three grades of digestion chambers, and be positioned at its middle part.
The leading section of the agitating vane in described secondary digestion chamber is provided with the groove at two intervals, described agitating vane rear end is installed with the cone bar by base plate, on described cone bar, cover has tapered sleeve, and described cone rod rear end stretches out tapered sleeve and is provided with thread segment, is screwed with nut on described thread segment.
This equipment is divided into three grades; The one-level digestion chamber adds water with material stirs, and the secondary digestion chamber is mainly used to digest the unslaked lime that adds water, and three grades of digestion chambers are that dewatering bunker further digests dehydration to the lime in digestion, guarantees that out white lime can reach the white lime of certain humidity.Be divided into five axles in one-level, secondary, three grades of digestion chambers, blade size and the angle of every layer are different, and fixed according to treatment capacity, the discharging end of every layer is installed a dividing plate, and this buttress is decided switch according to the actual lime in scene residence time in warehouse.Guarantee that on the whole material time in warehouse reaches 8-15min.Equipment adds water section and is arranged in cover body on one-level, how much what come two of fixed general minimum installations according to the digestion amount to add sprinkler head, one for regulating, shower nozzle is the self-control shower nozzle, its difficult obstruction simple in structure, guarantee in process of production covering of the fan of water spray stroke, so not only can add water to unslaked lime and also play certain dustproof function simultaneously.
The utility model has the advantages that: can realize continuous production, high efficiency, output is high, constant product quality, automatization is controlled.
1, can control the digestion reaction time of CaO in digestive organ; By multiple adjustment mode, can control stone
The ash digestive process reaches 8 ~ 15 minutes in three grades of dry powder digestive organ cabins, CaO is fully digested.
2, digestive organ has good heat-insulating property; Unique design makes the amount of heat that produces in the CaO reaction process
Utilize in the digestive organ internal conversion, promote internal temperature and reached in 3-5 minute about 60 degree, be conducive to the abundant digestion of CaO.
3, pan feeding process control: through spiral propeller, required material is sent in the one-level slaking silos.Advantage: resistance
Only a large amount of hot steams and the dust adverse current of the generation of CaO and water Contact enter the screw feeder scale, affect the tolerance range of transducing signal.
4, three grades of water distribution digestion: by stagewise science water distribution mode, select best water distribution mode, best water distribution ratio time, unslaked lime can fully be digested.
5, solve a dust pollution difficult problem; Three grades of dry powder digestive organs support the use my company's utility model over against the XCE series dust collector of quick lime digester of burnt lime digester, can be effectively the hot steam that produces in the quicklime slaking process and dust be carried out treatment and purification completely and guaranteed on-the-spot no dust pollution, the steam port emission concentration reaches the dustiness of every cubic metre can be over 30 milligrams.This cover system can realize that PLC controls automatically, can adjust according to the requirement of production technique, has alleviated the labour intensity of field worker, has protected the healthy of field worker, has improved production operational availability.
Description of drawings
Fig. 1 is the utility model front view.
Fig. 2 is the utility model side elevational view.
Fig. 3 is the structural representation of the agitating vane in secondary digestion chamber in the utility model.
Embodiment
referring to accompanying drawing, a kind of three grades of digestive organs for the preparation of white lime, include tank body 1, tank body 1 top is provided with opening for feed 2 and venting port 3, tank body 1 bottom is provided with discharge port 4, be provided with three layers of dividing plate that distribute from top to bottom in tank body 1, be provided with passage between one end of dividing plate and tank body 1 sidewall, and the passage mutual dislocation of adjacent separator, dividing plate will be divided into one-level digestion chamber 5 in tank body, secondary digestion chamber 6 and three grades of digestion chambers 7, one-level digestion chamber 5, be separately installed with stir shaft 8 in secondary digestion chamber 6 and three grades of digestion chambers 7, be distributed with agitating vane 10 on stir shaft 8, stir shaft 8 axially identical with the medium flowing direction, stir shaft 8 is driven by motor 11 respectively, dividing plate in one-level digestion chamber 5 is corresponding with passage and the opening for feed 2 of tank body 1 sidewall, tank body 1 one sides are distributed with several viewing windows 12, tank body 1 top is equipped with charging lid and vent cap 13, and opening for feed covers and is provided with opening for feed 2, and vent cap 13 is a cover body, and its top is provided with venting port 3, on the cover body of venting port 3 peripheries, shower nozzle 14 is installed, and shower nozzle 14 is communicated with water jet standpipe, the bottom of cover body is provided with a water eliminator 15 that tilts, water eliminator 15 be provided with escape pipe 19, and be provided with aqua storage tank 20 between the bottom of a side of inclination water eliminator 15 and cover body, aqua storage tank 20 is provided with return port, return port is positioned at feed end, be respectively equipped with two stir shafts 8 that cooperatively interact and stir in one-level digestion chamber 5 and secondary digestion chamber 6, and be symmetrically distributed in the chamber, be provided with a stir shaft 8 in three grades of digestion chambers 7, and be positioned at its middle part, the leading section of the agitating vane 10 in secondary digestion chamber 6 is provided with the groove 9 at two intervals, agitating vane 10 rear ends are installed with cone bar 16 by base plate, on cone bar 16, cover has a tapered sleeve 17, and cone bar 16 rear ends are stretched out tapered sleeve 17 and are provided with thread segment, are screwed with nut 18 on thread segment.
Claims (6)
1. three grades of digestive organs for the preparation of white lime, include tank body, described tank body top is provided with opening for feed and venting port, described tank body bottom is provided with discharge port, it is characterized in that: be provided with three layers of dividing plate that distribute from top to bottom in described tank body, be provided with passage between one end of described dividing plate and tank wall, and the passage mutual dislocation of adjacent separator, described dividing plate will be divided into the one-level digestion chamber in tank body, secondary digestion chamber and three grades of digestion chambers, described one-level digestion chamber, be separately installed with stir shaft in secondary digestion chamber and three grades of digestion chambers, be distributed with agitating vane on described stir shaft, described stir shaft axially identical with the medium flowing direction, described stir shaft is respectively by electric motor driving, dividing plate in described one-level digestion chamber is corresponding with passage and the opening for feed of tank wall, described tank body one side is distributed with several viewing windows.
2. three grades of digestive organs for the preparation of white lime according to claim 1, it is characterized in that: described tank body top is equipped with charging lid and vent cap, described opening for feed covers and is provided with opening for feed, described vent cap is a cover body, its top is provided with venting port, on the cover body of venting port periphery, shower nozzle is installed, described nozzle connecting is connected with water jet standpipe.
3. three grades of digestive organs for the preparation of white lime according to claim 2, it is characterized in that: the bottom of described cover body is provided with the taper water retaining cover, the middle part of described taper water retaining cover is provided with ventilating pit, be provided with drainage trough between the edge of described taper water retaining cover and cover body, one side of described drainage trough is provided with return port, and described return port is positioned at feed end.
4. three grades of digestive organs for the preparation of white lime according to claim 2, it is characterized in that: the bottom of described cover body is provided with a water eliminator that tilts, described water eliminator be provided with escape pipe, and be provided with aqua storage tank between the bottom of a side of inclination water eliminator and cover body, described aqua storage tank is provided with return port, and described return port is positioned at feed end.
5. three grades of digestive organs for the preparation of white lime according to claim 1, it is characterized in that: be respectively equipped with two stir shafts that cooperatively interact and stir in described one-level digestion chamber and secondary digestion chamber, and be symmetrically distributed in the chamber, be provided with a stir shaft in described three grades of digestion chambers, and be positioned at its middle part.
6. three grades of digestive organs for the preparation of white lime according to claim 1, it is characterized in that: the leading section of the agitating vane in described secondary digestion chamber is provided with the groove at two intervals, described agitating vane rear end is installed with the cone bar by base plate, on described cone bar, cover has tapered sleeve, described cone rod rear end stretches out tapered sleeve and is provided with thread segment, is screwed with nut on described thread segment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220695061 CN203007144U (en) | 2012-12-14 | 2012-12-14 | Tertiary digester for preparing slaked lime |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220695061 CN203007144U (en) | 2012-12-14 | 2012-12-14 | Tertiary digester for preparing slaked lime |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203007144U true CN203007144U (en) | 2013-06-19 |
Family
ID=48598757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220695061 Withdrawn - After Issue CN203007144U (en) | 2012-12-14 | 2012-12-14 | Tertiary digester for preparing slaked lime |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203007144U (en) |
-
2012
- 2012-12-14 CN CN 201220695061 patent/CN203007144U/en not_active Withdrawn - After Issue
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130619 Effective date of abandoning: 20140702 |
|
| RGAV | Abandon patent right to avoid regrant |