Digestion device for quick lime

Abstract

The slaking device for the quick lime comprises a horizontal double-shaft stirrer, and a sealing cover plate is arranged at the top of the horizontal double-shaft stirrer; a quick lime granule inlet pipe is arranged at the front end of the sealing cover plate, and a plurality of water inlet mechanisms and air exhaust mechanisms are alternately arranged behind the quick lime granule inlet pipe in sequence; the water inlet mechanism comprises a cylinder part penetrating through the sealing cover plate, a sealing top plate arranged at the top of the cylinder part and a nozzle part arranged at the bottom of the cylinder part, a water inlet branch pipe is connected to the sealing top plate, and the tail end of the water inlet branch pipe is connected with the water inlet main pipe; the air exhaust mechanism comprises an air exhaust hood connected to the sealing cover plate and an air exhaust branch pipe arranged on the top of the air exhaust hood, and the tail end of the air exhaust branch pipe is connected with the air exhaust main pipe. The utility model has the advantages that the spray water is added and dispersed, and the spray part is convenient to disassemble and clean, so that the working efficiency of the digestion device is effectively improved.

Description

Technical Field

[0001] The utility model relates to the field of lime treatment equipment, in particular to a digestion device for quicklime. Background Art

[0002] Quicklime blocks are broken into quicklime particles with a particle size of 5-15 mm, and the quicklime particles can be digested to obtain slaked lime after digestion. The formed quicklime particles after crushing are then sent to a digestion device for digestion. Existing quicklime digestion devices can use a horizontal double-shaft mixer with sprayed water for the digestion reaction. However, in existing double-shaft mixers, the sprayed water is often too concentrated, and the spraying part is easily blocked by quicklime and not easy to clean, thus affecting the use of the digestion device. Content of the Utility Model

[0003] The purpose of the utility model is to provide a digestion device for quicklime in view of the above defects.

[0004] The utility model includes a horizontal double-shaft mixer, and a sealing cover plate is arranged on the top of the horizontal double-shaft mixer;

[0005] A quicklime granular material inlet pipe is arranged at the front end of the sealing cover plate, and a plurality of water inlet mechanisms and air extraction mechanisms are alternately arranged in sequence behind the quicklime granular material inlet pipe;

[0006] The water inlet mechanism includes a cylindrical part penetrating through the sealing cover plate, a sealing top plate arranged on the top of the cylindrical part, and a spray head arranged at the bottom of the cylindrical part. An inlet branch pipe is connected to the sealing top plate, and the end of the inlet branch pipe is connected to an inlet main pipe;

[0007] The air extraction mechanism includes an air extraction hood connected to the sealing cover plate and an air extraction branch pipe arranged on its top, and the end of the air extraction branch pipe is connected to an air extraction main pipe.

[0008] Preferably, a slaked lime discharge port with a discharge valve is arranged at the tail end of the horizontal double-shaft mixer.

[0009] Preferably, a dust-proof filter screen is bonded at the connection of the air extraction hood and the air extraction branch pipe.

[0010] Preferably, the upper part of the cylindrical part is located above the sealing cover plate, and the lower part of the cylindrical part is located in the stirring cavity of the horizontal double-shaft mixer below the sealing cover plate.

[0011] Preferably, an external thread part is arranged at the bottom of the cylindrical part, the spray head is a cover with an internal thread part adapted to the external thread part, and a plurality of water outlet holes are uniformly arranged on the cover.

[0012] Preferably, a plurality of mounting screw holes are provided at the edge of the sealing cover plate, fixing screw holes adapted to the mounting screw holes are provided at the top of the housing of the horizontal double-shaft mixer, a rubber gasket with screw passing holes is further provided below the sealing cover plate, and a plurality of screws sequentially pass through the mounting screw holes and the screw passing holes and are connected to the fixing screw holes. A screw washer is further provided below the screw.

[0013] Preferably, the number of the water inlet mechanism and the air extraction mechanism is four each, and they are evenly distributed on the top of the sealing cover plate.

[0014] The advantages of the present utility model are as follows: the spray water addition and dispersion and the spray part are convenient for disassembly and cleaning, effectively improving the working efficiency of the digestion device. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 is a structural schematic diagram of the present utility model;

[0016] Figure 2 is a structural schematic diagram of the sealing cover plate.

[0017] Figure 3 is a structural schematic diagram of the water inlet mechanism.

[0018] Figure 4 is a structural schematic diagram of the cylindrical part.

[0019] Figure 5 is a structural schematic diagram of the sealing cover. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0020] To make the objectives, technical solutions and advantages of the embodiments of the present utility model clearer, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are some but not all of the embodiments of the present utility model. The components of the embodiments of the present utility model usually described and illustrated herein can be arranged and designed in various different configurations.

[0021] Therefore, the following detailed description of the embodiments of the present utility model provided in the drawings is not intended to limit the scope of the claimed present utility model, but merely represents selected embodiments of the present utility model. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model. It should be noted that: similar reference numerals and letters denote similar items in the following drawings. Therefore, once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings.

[0022] In the description of the embodiments of the present utility model, it should be noted that if terms such as "upper", "lower", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship in which the product of the present utility model is habitually placed during use, it is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be construed as a limitation on the present utility model. In addition, in the description of the present utility model, if terms such as "first", "second", etc. are only used for distinguishing descriptions, they cannot be construed as indicating or implying relative importance.

[0023] In the description of the embodiments of the present utility model, it should also be noted that unless otherwise clearly specified and defined, if terms such as "set" and "connected" are understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0024] As shown in the drawings, the present utility model includes a horizontal double-shaft mixer 31, and a sealing cover plate 32 is provided at the top of the horizontal double-shaft mixer 31;

[0025] A quicklime granule inlet pipe 33 is provided at the front end of the sealing cover plate 32, and a plurality of water inlet mechanisms 34 and air extraction mechanisms 35 are alternately arranged in sequence behind the quicklime granule inlet pipe 33;

[0026] The water inlet mechanism 34 includes a cylindrical part 36 penetrating through the sealing cover plate 32, a sealing top plate 37 provided at the top of the cylindrical part 36, and a spray head provided at the bottom of the cylindrical part 36. An inlet branch pipe 38 is connected to the sealing top plate 37, and the end of the inlet branch pipe 38 is connected to an inlet main pipe 39;

[0027] The air extraction mechanism 35 includes an air extraction hood 40 connected to the sealing cover plate 32 and an air extraction branch pipe 41 provided at the top thereof, and the end of the air extraction branch pipe 41 is connected to an air extraction main pipe 42.

[0028] In another technical solution, a slaked lime discharge port 43 with a discharge valve is provided at the tail end of the horizontal double-shaft mixer 31.

[0029] In another technical solution, a dust-proof filter screen is bonded at the connection of the air extraction hood 40 and the air extraction branch pipe 41.

[0030] In another technical solution, the upper part of the cylindrical portion 36 is located above the sealing cover plate 32, and the lower part of the cylindrical portion 36 is located in the stirring cavity of the horizontal double-shaft mixer 31 below the sealing cover plate 32.

[0031] In another technical solution, an external thread portion 50 is provided at the bottom of the cylindrical portion 36, and the spray head is a cover 52 with an internal thread portion 51 adapted to the external thread portion 50. A plurality of water outlet holes 53 are uniformly provided on the cover 52.

[0032] In another technical solution, a plurality of mounting screw holes are provided at the edge of the sealing cover plate 32, and fixing screw holes adapted to the mounting screw holes are provided at the top of the housing of the horizontal double-shaft mixer 31. A rubber gasket with a screw through hole is further provided below the sealing cover plate 32. A plurality of screws sequentially pass through the mounting screw holes and the screw through holes and are connected to the fixing screw holes. A screw washer is further provided below the screw.

[0033] In another technical solution, the number of the water inlet mechanism 34 and the air extraction mechanism 35 is four each, and they are uniformly distributed on the top of the sealing cover plate 32.

[0034] Working mode: The crushed quicklime granular material is added into the stirring cavity of the horizontal double-shaft mixer 31 through the lime granular material inlet pipe 33 at the front end of the sealing cover plate 32, and then spray water is added and hot air is extracted through a plurality of water inlet mechanisms 34 and air extraction mechanisms 35, and stirring and digestion are carried out through the double spiral stirring shafts in the horizontal double-shaft mixer 31. After digestion is completed, the slaked lime is discharged through the slaked lime discharge port 43 with a discharge valve.

[0035] The above embodiments are only for illustrating the technical solutions and features of the present invention, and the purpose is to better enable those familiar with the technology to implement it. It should not be used to limit the protection scope of the present invention. All equivalent changes or modifications made according to the spirit and essence of the present invention are within the protection scope of the present invention. Those not described in detail are prior arts.

Claims

1. A device for digesting quicklime, comprising a horizontal twin-shaft mixer (31), wherein a sealing cover plate (32) is provided on the top of the horizontal twin-shaft mixer (31), characterized in that: A quicklime pellet inlet pipe (33) is provided at the front end of the sealing cover plate (32), and a plurality of water inlet mechanisms (34) and air extraction mechanisms (35) are alternately provided in sequence behind the quicklime pellet inlet pipe (33); The water inlet mechanism (34) comprises a cylindrical portion (36) penetrating the sealing cover plate (32), a sealing top plate (37) arranged on the top of the cylindrical portion (36), and a spray head arranged on the bottom of the cylindrical portion (36); a water inlet branch pipe (38) is connected to the sealing top plate (37); and the end of the water inlet branch pipe (38) is connected to the water inlet main pipe (39); The air extraction mechanism (35) comprises an air extraction hood (40) connected to the sealing cover plate (32) and an air extraction branch pipe (41) arranged on the top thereof, wherein the end of the air extraction branch pipe (41) is connected to the air extraction main pipe (42).

2. A device for slaking quicklime according to claim 1, characterized in that: A slaked lime discharge port (43) with a discharge valve is provided at the tail end of the horizontal double-shaft mixer (31).

3. A device for slaking quicklime according to claim 1, characterized in that: A dustproof filter is bonded to the connection between the exhaust hood (40) and the exhaust branch pipe (41).

4. A device for slaking quicklime according to claim 1, characterized in that: The upper portion of the cylindrical portion (36) is located above the sealing cover plate (32), and the lower portion of the cylindrical portion (36) is located in the stirring chamber of the horizontal double-shaft mixer (31) below the sealing cover plate (32).

5. A device for slaking quicklime according to claim 4, characterized in that: The bottom of the cylindrical portion (36) is provided with an external threaded portion (50), and the spray head portion is a cover (52) with an internal threaded portion (51) matched with the external threaded portion (50), and a plurality of water outlet holes (53) are evenly arranged on the cover (52).

6. A device for slaking quicklime according to claim 1, characterized in that: The edge of the sealing cover plate (32) is provided with a plurality of mounting screw holes, the top of the housing of the horizontal twin-shaft mixer (31) is provided with fixing screw holes matched with the mounting screw holes, and a rubber sealing pad with screw through holes is also provided below the sealing cover plate (32), and a plurality of screws are sequentially passed through the mounting screw holes and the screw through holes to be connected with the fixing screw holes.

7. A device for slaking quicklime according to claim 1, characterized in that: The number of the water inlet mechanisms (34) and the number of the air extraction mechanisms (35) are both four, and they are evenly distributed on the top of the sealing cover plate (32).

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