CN210638426U

CN210638426U - A drum dryer for blue charcoal

Info

Publication number: CN210638426U
Application number: CN201921614666.0U
Authority: CN
Inventors: 范玉涛; 韩静宇; 李雪; 龙晶; 白旭媛; 赵鑫; 王敏; 李波; 牛犇
Original assignee: Inner Mongolia Zhonggu Mining Industry Co ltd
Current assignee: Inner Mongolia Zhonggu Mining Industry Co ltd
Priority date: 2019-09-26
Filing date: 2019-09-26
Publication date: 2020-05-29
Anticipated expiration: 2029-09-26

Abstract

The utility model discloses a drum dryer for blue charcoal, it includes the outer barrel that the slope set up downwards, the concentric center section of thick bamboo that is provided with in outer barrel, outer barrel comprises outer barrel and the inlayer section of thick bamboo that sets up concentrically, fixedly connected with left ring closure and right ring closure respectively at the both ends of outer barrel and inlayer section of thick bamboo, outer barrel, left ring closure, right ring closure form an annular outside hot chamber, the both ends of center section of thick bamboo fixedly connected with left end cover, right-hand member lid respectively, center section of thick bamboo, left end cover, right-hand member lid form central hot chamber; the utility model has the advantages that: the utility model discloses simple structure through with outer barrel design for by outer barrel and inlayer section of thick bamboo combination formation outside annular hot chamber, at the hot chamber of center barrel internal design center simultaneously, outside annular hot chamber and center hot chamber surround the blue charcoal in the section of thick bamboo, guarantee the dry required heat of blue charcoal, can guarantee that the hot-air is clean moreover, can reuse the waste heat of hot-air.

Description

A drum dryer for blue charcoal

The technical field is as follows:

the utility model relates to a blue charcoal drying technology field especially relates to a drum dryer for blue charcoal.

Background art:

in carbide production technology, generate the carbide in the carbide stove through calcium oxide and blue charcoal, blue charcoal must carry out drying process as the raw materials, and the operation of drying is carried out to general horizontal stoving section of thick bamboo among the prior art, and the structure of current stoving section of thick bamboo generally is: the outer cylinder and the central cylinder which are concentrically arranged are fixedly connected together through support legs, heat source air is introduced into one end of the drying cylinder, wet semi-coke is placed into the other end of the drying cylinder, and the semi-coke continuously rolls in the cylinder through the rotation of the outer cylinder and the inner cylinder to exchange heat with the hot air so as to achieve the drying effect; however, the drying machine with such a structure has the following disadvantages: 1. the dryer has the problems that the cylinder wall is abraded and penetrated, and the supporting leg of the central cylinder is frequently broken; 2. the hot air is in direct contact with the semi-coke, so that the pollution of the hot air is serious, the polluted hot air can cause pipeline blockage and corrosion, the waste heat of the hot air is difficult to be recycled, and the waste of heat energy is caused.

The utility model has the following contents:

an object of the utility model is to provide a drum dryer for blue charcoal.

The content of the utility model is as follows: the utility model provides a drum dryer for blue charcoal, its includes the outer barrel that the slope set up downwards the internal concentric center section of thick bamboo that is provided with of urceolus, through a plurality of landing leg fixed connection between center section of thick bamboo and the outer barrel fixed cover is equipped with the gear circle on the outer periphery of outer barrel be provided with drive gear under the gear circle, drive gear's central point puts and transmission shaft fixed connection, bearing and U-shaped frame swivelling joint are passed through at the both ends of transmission shaft, the transmission shaft is connected with motor drive, motor fixed mounting in the U-shaped frame drive gear's both sides position all is provided with the pressure-bearing gyro wheel, outer barrel can roll on the pressure-bearing gyro wheel, outer barrel comprises outer barrel and the inlayer section of thick bamboo that the concentric setting outer barrel with the both ends of inlayer section of thick bamboo are fixed connection respectively left annular lid and right annular lid, the inner layer cylinder, the outer layer cylinder, the left ring cover and the right ring cover form an annular external thermal cavity, an air inlet ring cavity is formed in the left ring cover, a first external air inlet and a first internal air inlet are respectively formed in the outer end and the inner end of the left ring cover, the first external air inlet is communicated with the air inlet ring cavity, the first internal air inlet is communicated with the external thermal cavity and the air inlet ring cavity, an air outlet ring cavity is formed in the right ring cover, a first external air outlet and a first internal air outlet are respectively formed in the outer end and the inner end of the right ring cover, the first external air outlet is communicated with the air outlet ring cavity, the first internal air outlet is communicated with the external thermal cavity and the air outlet ring cavity, a left end cover and a right end cover are respectively fixedly connected with the two ends of the central cylinder, and the central cylinder, the left end cover and the right end cover form a central thermal cavity, the left end cover is internally provided with an air inlet cavity, the outer end and the inner end of the left end cover are respectively provided with a second external air inlet hole and a second internal air inlet hole, the second external air inlet hole is communicated with the air inlet cavity, the second internal air inlet hole is communicated with the central hot cavity and the air inlet cavity, the right end cover is internally provided with an air outlet cavity, the outer end and the inner end of the right end cover are respectively provided with a second external air outlet hole and a second internal air outlet hole, the second external air outlet hole is communicated with the air outlet cavity, and the second internal air outlet hole is communicated with the central hot cavity and the air outlet cavity.

Furthermore, the supporting legs are triangular prism-shaped, and one edge of each supporting leg faces to the opposite direction of rotation of the outer cylinder.

Further, a spiral material raising plate is arranged on the inner surface of the inner layer cylinder.

Further, the inner surface of the inner-layer cylinder and the outer surface of the central cylinder are coated with silicon carbide coatings.

The utility model has the advantages that: the utility model has simple structure, the outer cylinder body is designed to form an external annular hot cavity by combining the outer cylinder body and the inner cylinder body, meanwhile, a central hot cavity is designed in the central cylinder body, and the external annular hot cavity and the central hot cavity surround the semi-coke in the cylinder, thereby ensuring the heat required by semi-coke drying, ensuring the cleanness of hot air and recycling the waste heat of the hot air; one of the edges of the triangular prism-shaped supporting leg is over against the rolling semi-coke, so that the impact force of the semi-coke is decomposed, the abrasion of the semi-coke on the supporting leg is reduced, the semi-coke is dispersed, the inner surface of the inner layer cylinder and the outer surface of the center cylinder are both coated with silicon carbide coatings for working surfaces, and the wear-resisting effect can be well achieved.

Description of the drawings:

fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an internal cutaway view of the present invention;

FIG. 3 is an enlarged view of part A of FIG. 2;

FIG. 4 is an enlarged view of the portion B of FIG. 2;

in the figure, a central cylinder 1, a support leg 3, a gear ring 4, a transmission gear 5, a motor 6, a pressure-bearing roller 7, an outer cylinder 8, an inner cylinder 9, a left ring cover 10, a right ring cover 11, an external hot cavity 12, an air inlet ring cavity 13, a first external air inlet hole 14, a first internal air inlet hole 15, an air outlet ring cavity 16, a first external air outlet hole 17, a first internal air outlet hole 18, a left end cover 19, a right end cover 20, a central hot cavity 21, an air inlet cavity 22, a second external air inlet hole 23, a second internal air inlet hole 24, an air outlet cavity 25, a second external air outlet hole 26, a second internal air outlet hole 27 and a material raising plate 28.

The specific implementation mode is as follows:

as shown in fig. 1 to 4, a roller dryer for semi coke comprises an outer cylinder body which is arranged obliquely downwards, a central cylinder 1 is concentrically arranged in the outer cylinder body, the central cylinder 1 is fixedly connected with the outer cylinder body through a plurality of support legs 3, a gear ring 4 is fixedly sleeved on the outer circumferential surface of the outer cylinder body, a transmission gear 5 is arranged under the gear ring 4, the central position of the transmission gear 5 is fixedly connected with a transmission shaft, two ends of the transmission shaft are rotatably connected with a U-shaped rack through bearings, the transmission shaft is in transmission connection with a motor 6, the motor 6 is fixedly arranged on the U-shaped rack, pressure-bearing rollers 7 are arranged at two side positions of the transmission gear 5, the outer cylinder body can roll on the pressure-bearing rollers 7, and the outer cylinder body is composed of an outer cylinder 8 and an inner cylinder 9 which are concentrically arranged, a left ring cover 10 and a right ring cover 11 are respectively fixedly connected to two ends of the outer layer cylinder 8 and the inner layer cylinder 9, the outer layer cylinder 8, the left ring cover 10 and the right ring cover 11 form an annular external thermal cavity 12, an air inlet ring cavity 13 is formed in the left ring cover 10, a first external air inlet 14 and a first internal air inlet 15 are respectively formed in the outer end and the inner end of the left ring cover 10, the first external air inlet 14 is communicated with the air inlet ring cavity 13, the first internal air inlet 15 is communicated with the external thermal cavity 12 and the air inlet ring cavity 13, an air outlet ring cavity 16 is formed in the right ring cover 11, a first external air outlet 17 and a first internal air outlet 18 are respectively formed in the outer end and the inner end of the right ring cover 11, the first external air outlet 17 is communicated with the air outlet ring cavity 16, the first internal air outlet 18 is communicated with the external thermal cavity 12 and the right thermal cavity 12, The air outlet ring cavities 16 are communicated, both ends of the central cylinder 1 are respectively fixedly connected with a left end cover 19 and a right end cover 20, the central cylinder 1, the left end cover 19 and the right end cover 20 form a central thermal cavity 21, an air inlet cavity 22 is formed in the left end cover 19, the outer end and the inner end of the left end cover 19 are respectively provided with a second external air inlet hole 23 and a second internal air inlet hole 24, the second external air inlet hole 23 is communicated with the air inlet cavity 22, the second internal air inlet hole 24 is communicated with both the central thermal cavity 21 and the air inlet cavity 22, an air outlet cavity 25 is formed in the right end cover 20, a second outer air outlet hole 26 and a second inner air outlet hole 27 are respectively arranged at the outer end and the inner end of the right end cover 20, the second outer air outlet 26 is communicated with the air outlet cavity 25, and the second inner air outlet 27 is communicated with both the central thermal cavity 21 and the air outlet cavity 25; the supporting legs 3 are triangular prisms, and one edge of each supporting leg 3 faces to the opposite direction of the rotation of the outer cylinder; a spiral material raising plate 28 is arranged on the inner surface of the inner layer barrel 9; the inner surface of the inner layer cylinder 9 and the outer surface of the central cylinder 1 are coated with silicon carbide coatings.

The working principle is as follows: when the semi-automatic machine works, hot air is introduced into the second external air inlet 23 and the first external air inlet 14, the hot air provides a heat source for a drying cylinder through the external hot cavity 12 and the central hot cavity, and finally the hot air flows out of the first external air outlet 17 and the second external air outlet 26 respectively.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a roller dryer for blue charcoal, its includes the outer barrel that the slope set up downwards the internal concentric a center section of thick bamboo (1) that is provided with of urceolus, through a plurality of landing leg (3) fixed connection between a center section of thick bamboo (1) and the outer barrel fixed cover is equipped with gear ring (4) on the outer periphery of outer barrel be provided with drive gear (5) under gear ring (4), the central point of drive gear (5) puts and transmission shaft fixed connection, bearing and U-shaped frame swivelling joint are passed through at the both ends of transmission shaft, the transmission shaft is connected with motor (6) transmission, motor (6) fixed mounting be in on the U-shaped frame the both sides position of drive gear (5) all is provided with pressure-bearing gyro wheel (7), outer barrel can roll on pressure-bearing gyro wheel (7), the method is characterized in that: the outer barrel body is composed of an outer barrel (8) and an inner barrel (9) which are concentrically arranged, a left ring cover (10) and a right ring cover (11) are fixedly connected to two ends of the outer barrel (8) and the inner barrel (9) respectively, the inner barrel (9), the outer barrel (8), the left ring cover (10) and the right ring cover (11) form an annular external hot cavity (12), an air inlet ring cavity (13) is formed in the left ring cover (10), a first external air inlet hole (14) and a first internal air inlet hole (15) are formed in the outer end and the inner end of the left ring cover (10) respectively, the first external air inlet hole (14) is communicated with the air inlet ring cavity (13), the first internal air inlet hole (15) is communicated with the external hot cavity (12) and the air inlet ring cavity (13), an air outlet ring cavity (16) is formed in the right ring cover (11), the outer end and the inner end of the right ring cover (11) are respectively provided with a first external air outlet hole (17) and a first internal air outlet hole (18), the first external air outlet hole (17) is communicated with the air outlet ring cavity (16), the first internal air outlet hole (18) is communicated with the external heat cavity (12) and the air outlet ring cavity (16), two ends of the central cylinder (1) are respectively fixedly connected with a left end cover (19) and a right end cover (20), the central cylinder (1), the left end cover (19) and the right end cover (20) form a central heat cavity (21), the left end cover (19) is internally provided with an air inlet cavity (22), the outer end and the inner end of the left end cover (19) are respectively provided with a second external air inlet hole (23) and a second internal air inlet hole (24), the second external air inlet hole (23) is communicated with the air inlet cavity (22), and the second internal air inlet hole (24) is communicated with the central heat cavity (21), The air inlet cavity (22) is communicated with the air inlet cavity, the air outlet cavity (25) is formed in the right end cover (20), the outer end and the inner end of the right end cover (20) are provided with a second outer air outlet hole (26) and a second inner air outlet hole (27) respectively, the second outer air outlet hole (26) is communicated with the air outlet cavity (25), and the second inner air outlet hole (27) is communicated with the central hot cavity (21) and the air outlet cavity (25) respectively.

2. The roller dryer for semi-coke according to claim 1, characterized in that:

the supporting legs (3) are triangular prism-shaped, and one of the edges of the supporting legs (3) faces to the opposite direction of the rotation of the outer cylinder body.

3. The roller dryer for semi-coke according to claim 1, characterized in that: the inner surface of the inner layer cylinder (9) is provided with a spiral material raising plate (28).

4. The roller dryer for semi-coke according to claim 1, characterized in that: the inner surface of the inner layer cylinder (9) and the outer surface of the central cylinder (1) are coated with silicon carbide coatings.