Lime slaking device for improving activity of quick lime

Abstract

The utility model relates to the technical field of lime slaking devices, and discloses a lime slaking device for improving the activity of quick lime, which comprises a bottom plate, a cushion block is fixedly connected onto the bottom plate, a roller is rotatably connected onto the cushion block, a driven gear ring for driving the roller to rotate is fixedly connected onto the roller in a penetrating manner, and a motor is fixedly connected onto the bottom plate. A driving rotating shaft is fixedly connected to the output end of the motor, a first belt wheel is fixedly connected to the driving rotating shaft in a penetrating mode, and a transmission belt is connected to the first belt wheel in an engaged mode. According to the lime milk production device disclosed by the utility model, the transmission mechanism is driven to rotate through the rotation of the driving rotating shaft, the transmission mechanism drives the gear to rotate, the gear rotates to drive the driven gear ring to rotate, and the driven gear ring rotates to drive the roller to rotate, so that quicklime and water in the roller are fully mixed, and the production efficiency of lime milk can be improved; meanwhile, the activity of the lime milk can be improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to lime digestion device technical field especially relates to a lime digestion device that improves quicklime activity. BACKGROUND

[0002] At present, under the high pressure situation of environmental governance, on the one hand, the demand for calcium hydroxide is increasing, on the other hand, a large number of small, disorderly, scattered and seriously polluted calcium hydroxide enterprises are closed down, leading to the trend of market supply and demand imbalance expanding, and the supply and demand of high-quality calcium hydroxide is seriously unbalanced. With the acceleration of the pace of eliminating backward production capacity and the continuous improvement of environmental protection requirements, small-scale enterprises will gradually withdraw from the market, and the demand for environmental calcium hydroxide will continue to increase, and the trend of supply and demand imbalance will further expand.

[0003] In the production of ammonia alkali soda, a large amount of lime milk is needed for the refining of brine and the recovery of ammonia, and a large amount of carbon dioxide is needed for the carbonation process of ammonia brine, so the calcination of limestone to produce carbon dioxide and lime, and then the lime digestion to produce lime milk is an important process of ammonia alkali process. In addition to controlling the consistency of lime milk, the temperature and activity of lime milk also need to be controlled. Pure alkali production adopts wet digestion, and the quicklime produced by lime kiln is sent into the lime digestion machine for digestion to obtain lime milk. The quality of lime milk is crucial to the refining effect of brine and the effect of ammonia evaporation. Improving the activity of lime milk can reduce the amount of lime milk added in the brine refining process and the mother liquor ammonia evaporation process, reduce the introduction of water in the mother liquor system, reduce the equivalent of mother liquor and the amount of waste liquid discharge, effectively improve the utilization rate of lime milk, and reduce the consumption of ammonia evaporation mother liquor. Therefore, based on the existing lime digestion process, it is very important to develop a lime digestion device for improving the activity of quicklime for energy saving and emission reduction of soda production. SUMMARY

[0004] The utility model discloses a lime digestion device that improves quicklime activity to solve the shortcomings in the prior art.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a lime digestion device that improves quicklime activity, including the bottom plate, the bottom plate is fixedly connected with the cushion block, the cushion block is rotatably connected with the roller, the roller is fixedly connected with the driven gear ring for driving the roller to rotate, the bottom plate is fixedly connected with the motor, the output end of the motor is fixedly connected with the drive shaft, the drive shaft is fixedly connected with the first belt pulley, the first belt pulley is meshingly connected with the transmission belt, and the end of the transmission belt away from the first belt pulley is meshingly connected with the second belt pulley, the second belt pulley is fixedly connected with the driving shaft, the end of the driving shaft away from the second belt pulley is fixedly connected with the gear, and the gear is meshingly connected with the driven gear ring.

[0006] As a further description of the above technical scheme:

[0007] The size of the driven gear ring is larger than that of the gear, and the slow rotation of the gear drives the slow rotation of the driven gear ring to make the roller slowly perform the mixing operation of quicklime and water.

[0008] As a further description of the above technical solution:

[0009] One end of the roller penetrates and is fixedly connected with a water inlet for adding water for slaking, and a feed inlet for adding quicklime is fixedly connected to the left side of the roller close to the water inlet.

[0010] As a further description of the above technical solution:

[0011] The first lime milk flow channel pipe is threadedly connected to the roller, and the first lime milk flow channel pipe is slidingly connected to the bottom plate, and a baffle is arranged at the joint of the roller and the first lime milk flow channel pipe, the first lime milk flow channel pipe is detached from the threaded joint of the roller when the roller rotates, and then the baffle is used to block the joint.

[0012] As a further description of the above technical solution:

[0013] The first lime milk flow channel pipe is threadedly connected to the roller, and the first lime milk flow channel pipe is slidingly connected to the bottom plate, and a baffle is arranged at the joint of the roller and the first lime milk flow channel pipe, the first lime milk flow channel pipe is detached from the threaded joint of the roller when the roller rotates, and then the baffle is used to block the joint.

[0014] As a further description of the above technical solution:

[0015] The bottom of the sieve cylinder is fixedly connected with a second lime milk flow channel pipe, the second lime milk flow channel pipe is provided with a one-way valve, and the end of the second lime milk flow channel pipe away from the sieve cylinder is fixedly connected with a lime milk tank.

[0016] As a further description of the above technical solution:

[0017] The cover plate is fixedly connected with a pull rod on the side away from the lime milk tank.

[0018] The utility model has the advantages of the following beneficial effects:

[0019] 1、The utility model discloses a driving shaft is rotated and drives transmission mechanism to rotate, and transmission mechanism drives gear rotation, and gear rotation drives driven gear ring rotation, and driven gear ring rotation drives roller rotation, and then roller rotation makes the inside quicklime and water fully mix, thereby can improve the production efficiency of lime milk, and simultaneously can improve the activity of lime milk.

[0020] 2. The utility model discloses, through the activity of lime milk can improve the utilization rate of raw material limestone, reduce limestone and coke raw material consumption, can reduce the emission of sand in lime digestion process simultaneously, realize the emission reduction, secondly can reduce the dosage of lime milk in ammonia evaporation process, reduce the equivalent of ammonia evaporation mother liquor, thereby reduce the steam consumption, can also reduce the waste liquid emission simultaneously, realize energy saving and emission reduction. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 A kind of lime digestion device of the utility model is provided to improve the activity of quicklime, and its front view perspective view is shown in the figure;

[0022] Figure 2 For Figure 3 The enlarged view of A in the figure;

[0023] Figure 3 A kind of lime digestion device of the utility model is provided to improve the activity of quicklime, and its structure schematic diagram is shown in the figure Figure 1 ;

[0024] Figure 4 A kind of lime digestion device of the utility model is provided to improve the activity of quicklime, and its structure schematic diagram is shown in the figure Figure 2 .

[0025] Legend:

[0026] 1, bottom plate;2, cushion block;3, roller;4, motor;5, drive shaft;6, first pulley;7, transmission belt;8, second pulley;9, driving shaft;10, gear;11, driven gear ring;12, water inlet;13, feed inlet;14, first lime milk flume pipe;15, sieve cylinder;16, second lime milk flume pipe;17, check valve;18, lime milk tank;19, cover plate;20, pull rod. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0028] Embodiment one: please refer to Figures 1-4The utility model provides a kind of lime digestion device for improving quicklime activity, including bottom plate 1, bottom plate 1 is fixedly connected with pad 2, pad 2 is rotatably connected with roller 3, and roller 3 is fixedly connected with driven gear ring 11 for driving roller 3 rotation and is penetrated on roller 3, motor 4 is fixedly connected on bottom plate 1, and the output of motor 4 is fixedly connected with driving shaft 5, first belt pulley 6 is fixedly connected and is penetrated on driving shaft 5, driving belt 7 is meshedly connected with first belt pulley 6, and the one end of driving belt 7 away from first belt pulley 6 is meshedly connected with second belt pulley 8, and main shaft 9 is fixedly connected and is penetrated on second belt pulley 8, and the one end of main shaft 9 away from second belt pulley 8 is fixedly connected with gear 10, and gear 10 is meshedly connected on driven gear ring 11.

[0029] Working principle: by starting motor 4, the output of motor 4 drives driving shaft 5 rotation, driving shaft 5 rotation drives first belt pulley 6 rotation, first belt pulley 6 rotation drives driving belt 7 rotation, driving belt 7 rotation drives second belt pulley 8 rotation, second belt pulley 8 rotation drives main shaft 9 rotation, main shaft 9 rotation drives gear 10 rotation, gear 10 rotation drives driven gear ring 11 rotation, driven gear ring 11 rotation drives roller 3 rotation, and then roller 3 rotation makes inside quicklime and water mix fully, to improve the production efficiency of lime milk, while roller 3 mixes for a long time inside and produces a large amount of return stone, and the screen in roller 3 can separate return stone and lime milk, and after separation, lime milk enters screen cylinder 15 from first lime milk flow groove pipe 14, and after entering the screen in lime milk screen cylinder, the larger sand is removed, and then enters lime milk tank 18 with stirrer for final stirring.

[0030] As a preferred embodiment, the size of driven gear ring 11 is greater than the size of gear 10, and gear 10 drives driven gear ring 11 to rotate slowly, so that roller 3 slowly mixes quicklime and water.

[0031] As shown in Figures 1-3 , the slow rotation of roller 3 can mix quicklime and water for a long time, so that quicklime and water can fully react.

[0032] As a preferred embodiment, one end of roller 3 is fixedly connected with water inlet 12 for adding water for slaking, and the left side of roller 3 close to water inlet 12 is fixedly connected with feed inlet 13 for adding quicklime.

[0033] As a preferred embodiment, first lime milk flow groove pipe 14 is threadedly connected on roller 3, and first lime milk flow groove pipe 14 is slidably connected on bottom plate 1, and the interface between roller 3 and first lime milk flow groove pipe 14 is provided with baffle, when roller 3 rotates, first lime milk flow groove pipe 14 is disassembled from the threaded interface of roller 3, and then the interface is shielded by baffle.

[0034] As Figure 1 shown: further so as to facilitate the staff to clean the first lime milk flow tank pipe 14, avoid the first lime milk flow tank pipe 14 outlet is blocked to affect the production of lime milk.

[0035] As a preferred embodiment, the first lime milk flow tank pipe 14 away from the drum 3 one end of the paste for sieve cylinder 15, and sieve cylinder 15 is provided with a rotatable sieve plate for lime paste sieve.

[0036] As Figure 1 shown: the sieve cylinder 15 in the rotatable sieve can remove the larger sand in the lime milk, improve the purity of lime milk.

[0037] As a preferred embodiment, the bottom of the sieve cylinder 15 is fixed with the second lime milk flow tank pipe 16, the second lime milk flow tank pipe 16 is provided with a one-way valve 17, the second lime milk flow tank pipe 16 away from the sieve cylinder 15 one end of the lime tank 18.

[0038] As Figure 1 shown: the lime tank 18 can be filtered again after the lime milk stirring, improve the activity of lime milk.

[0039] As a preferred embodiment, the cover plate 19 is attached to the lime tank 18, and the pull rod 20 is fixed to the side of the cover plate 19 away from the lime tank 18.

[0040] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and not for the purpose of limiting the present application, although the foregoing detailed description of the present application, for the skilled in the art, it still can be modified, or part of the technical features of the equivalent replacement, within the spirit and principles of the present application, any modification, equivalent replacement, improvement, etc., should be included in the scope of the present application.

Claims

1. A lime slaking apparatus for increasing the activity of quicklime comprising a base plate (1) characterised in that: The bottom plate (1) is fixed with a cushion block (2), the cushion block (2) is rotatably connected with a roller (3), the roller (3) is fixed with a driven gear ring (11) for driving the roller (3) to rotate, the bottom plate (1) is fixed with a motor (4), the output end of the motor (4) is fixed with a driving shaft (5), the driving shaft (5) is fixed with a first pulley (6), the first pulley (6) is meshed with a transmission belt (7), and the end of the transmission belt (7) away from the first pulley (6) is meshed with a second pulley (8), the second pulley (8) is fixed with a driving shaft (9), the end of the driving shaft (9) away from the second pulley (8) is fixed with a gear (10), and the gear (10) is meshed with the driven gear ring (11).

2. A lime slaking apparatus for increasing the activity of quicklime according to claim 1, characterized in that: The size of the driven gear ring (11) is greater than that of the gear (10), and the slow rotation of the gear (10) drives the slow rotation of the driven gear ring (11) to slowly mix the quicklime and water.

3. A lime slaking apparatus for increasing the activity of quicklime according to claim 2, characterised in that: The end of the roller (3) is fixed with a water inlet (12) for adding water for slaking, and the left side of the roller (3) close to the water inlet (12) is fixed with a feed inlet (13) for adding quicklime.

4. A lime slaking apparatus for increasing the activity of quicklime according to claim 3, characterized in that: The roller (3) is threadedly connected with a first lime milk flow channel pipe (14), the first lime milk flow channel pipe (14) is slidably connected to the bottom plate (1), and the interface between the roller (3) and the first lime milk flow channel pipe (14) is provided with a baffle.

5. A lime slaking apparatus for increasing the activity of quicklime according to claim 4, characterised in that: The end of the first lime milk flow channel pipe (14) away from the roller (3) is attached with a screen cylinder (15) for screening lime milk, and the screen cylinder (15) is provided with a rotatable screen plate for screening lime milk.

6. A lime slaking apparatus for increasing the activity of quicklime according to claim 5, characterised in that: The bottom of the screen cylinder (15) is fixed with a second lime milk flow channel pipe (16), the second lime milk flow channel pipe (16) is provided with a one-way valve (17), and the end of the second lime milk flow channel pipe (16) away from the screen cylinder (15) is fixed with a lime milk tank (18).

7. A lime slaking device for improving quicklime activity according to claim 6, characterized in that: The lime milk tank (18) is attached with a cover plate (19), and the side of the cover plate (19) away from the lime milk tank (18) is fixed with a pull rod (20).

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