CN213657478U

CN213657478U - Rotary kiln

Info

Publication number: CN213657478U
Application number: CN202022131994.4U
Authority: CN
Inventors: 甘丽华; 张长江; 杨支猛; 朱凝楠
Original assignee: Jiande South Cement Co ltd
Current assignee: Jiande South Cement Co ltd
Priority date: 2020-09-25
Filing date: 2020-09-25
Publication date: 2021-07-09
Anticipated expiration: 2030-09-25

Abstract

The utility model discloses a rotary kiln, including the sole, the combustion-supporting device of sole upper end fixedly connected with, the activity interlude of combustion-supporting device left end is connected with the cooling storehouse, cooling storehouse left end fixedly connected with right bearing, the right side bearing left end fixedly connected with kiln body, the equal fixedly connected with wheel area in kiln body surface left part and surface right part, two the equal swing joint of wheel area surface downside has the riding wheel device, kiln body surface middle part fixedly connected with slewing gear, slewing gear surface downside meshing is connected with drive arrangement, kiln body left end fixedly connected with left bearing, left side bearing left end fixedly interlude is connected with the smoke chamber, smoke chamber upper end right part fixed interlude is connected with the feeder hopper. A rotary kiln, can adjust and dismantle the riding wheel device through the setting to the cylinder quick replacement of wearing and tearing, adjust simultaneously and take with the subsides and the degree in wheel, make its support to the kiln body more stable.

Description

Rotary kiln

Technical Field

The utility model relates to a rotary kiln technical field, in particular to rotary kiln.

Background

The rotary kiln is a rotary calcining kiln commonly called a rotary kiln, and can be divided into a cement kiln, a metallurgical chemical kiln and a lime kiln according to different materials to be treated, wherein the cement kiln is mainly used for calcining cement clinker and is divided into a dry method cement kiln and a wet method cement kiln, the metallurgical chemical kiln is mainly used for magnetizing and roasting lean iron ore in steel plants in the metallurgical industry, chromium and nickel iron ore are oxidized and roasted, refractory material plants are used for roasting bauxite, and roasting clinker and aluminum hydroxide in aluminum plants, and the prior rotary kiln has the following defects when in use: 1. the abrasion of the riding wheel device of the rotary kiln is serious due to frequent use, the abraded riding wheel device is not easy to replace, and the supporting effect is poor due to low fit degree of the riding wheel device and a wheel belt; 2. the existing combustion coal injection process is complex, the coal feeding amount is not easy to control, and most of coal is cooled by arranging a cooling device after combustion, so that the production cost is high.

SUMMERY OF THE UTILITY MODEL

The main object of the utility model is to provide a rotary kiln can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a rotary kiln, includes the bottom block, the combustion-supporting device of bottom block upper end fixedly connected with, combustion-supporting device left end activity interlude is connected with the cooling storehouse, cooling storehouse left end fixedly connected with right bearing, right bearing left end fixedly connected with kiln body, the equal fixedly connected with wheel area in kiln body surface left part and surface right part, two the equal swing joint in wheel area surface downside has the riding wheel device, kiln body surface middle part fixedly connected with slewing gear, slewing gear surface downside meshing is connected with drive arrangement, kiln body left end fixedly connected with left bearing, left side bearing left end fixedly interlude is connected with the smoke chamber, smoke chamber upper end right part fixedly interlude is connected with the feeder hopper.

Preferably, the combustion-supporting device comprises a supporting frame, a coal hopper is fixedly and alternately connected to the upper end of the supporting frame, a coal conveying pipe is fixedly connected to the lower end of the coal hopper, a valve is alternately and alternately connected to the right side of the outer surface of the coal conveying pipe, a coal injection pipe is fixedly and alternately connected to the coal conveying pipe, an air blower is fixedly connected to the right end of the coal injection pipe, the lower end of the supporting frame and the lower end of the air blower are fixedly connected to the upper end of the bottom block, and the left end of the coal injection pipe is movably and alternately.

Preferably, the riding wheel device comprises a supporting plate, fixed blocks are fixedly connected to the front portion of the upper end of the supporting plate and the rear portion of the upper end of the supporting plate, two scale rods are movably and alternately connected to the upper ends of the fixed blocks, a roller is movably and alternately connected between the scale rods, and fastening bolts are in threaded connection with the right ends of the fixed blocks.

Preferably, the outer surfaces of the two rollers are tightly attached to the lower side of the outer surface of the belt wheel, and the left ends of the two fastening bolts are in contact with the right end of the scale rod.

Preferably, drive arrangement is including promoting the piece, promote piece upper end right part fixedly connected with driving motor, driving motor left end fixedly connected with rotary rod, rotary rod left end fixedly connected with pinion, pinion left end activity interlude is connected with the baffle, and baffle lower extreme fixed connection is in promotion piece upper end left part.

Preferably, a rotary gear is connected to the upper side of the outer surface of the pinion in a meshing manner, and the lower side of the outer surface of the pinion is not in contact with the upper end of the lifting block.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses in, through being provided with the riding wheel device that can the activity be dismantled, after the riding wheel device produces wearing and tearing, can be quick dismantle the change with the cylinder, keep the stability of riding wheel device to through setting up the scale rod, after changing, can adjust the height of scale rod according to the scale, make cylinder and wheel area laminate completely, thereby reduce the wearing and tearing of cylinder, stable supporting.

2. The utility model discloses in, through setting up combustion-supporting device, can adjust the entering volume of coal at any time through control flap's switch when using, the rethread air-blower is sent into the coal charge and is carried out combustion-supporting in the kiln body, closes the valve after, and the air-blower can act as cooling device and carry out blast air cooling to the material to reduce the overall device of rotary kiln, reduced the cost of production.

Drawings

Fig. 1 is a schematic view of the overall structure of a rotary kiln of the present invention;

fig. 2 is a schematic view of the overall structure of a combustion supporting device of a rotary kiln of the present invention;

fig. 3 is a schematic view of the overall structure of a riding wheel device of the rotary kiln of the present invention;

fig. 4 is a schematic view of the overall structure of a driving device of the rotary kiln of the present invention.

In the figure: 1. a bottom block; 2. a kiln body; 3. a right bearing; 4. a cooling bin; 5. a combustion-supporting device; 6. a rotary gear; 7. a drive device; 8. a belt wheel; 9. a riding wheel device; 10. a left bearing; 11. a smoking chamber; 12. a feed hopper; 51. a support frame; 52. a coal hopper; 53. a coal conveying pipe; 54. a valve; 55. a coal injection pipe; 56. a blower; 71. a lifting block; 72. a drive motor; 73. rotating the rod; 74. a pinion gear; 75. a baffle plate; 91. a support plate; 92. a fixed block; 93. a graduated rod; 94. a drum; 95. and fastening the bolt.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-4, a rotary kiln, including end block 1, 1 upper end fixedly connected with combustion-supporting device 5 of end block, 5 left ends of combustion-supporting device activity interlude is connected with cooling chamber 4, 4 left ends fixedly connected with right bearing 3 in cooling chamber, 3 left ends fixedly connected with kiln body 2 of right bearing, 2 outer surface left parts of kiln body and the equal fixedly connected with wheel area 8 in surface right part, two equal swing joint of 8 outer surface downside of wheel area have riding wheel device 9, 2 outer surface middle part fixedly connected with slewing gear 6 of kiln body, 6 outer surface downside meshing of slewing gear is connected with

drive arrangement

7, 2 left ends fixedly connected with left bearing 10 of kiln body, left bearing 10 left end fixedly interlude is connected with

smoke chamber

11, 11 upper end right parts fixedly connected with feeder hopper 12 of smoke chamber.

The combustion-supporting device 5 comprises a supporting frame 51, a coal hopper 52 is fixedly and alternately connected to the upper end of the supporting frame 51, a coal conveying pipe 53 is fixedly connected to the lower end of the coal hopper 52, a valve 54 is alternately and alternately connected to the right side of the outer surface of the coal conveying pipe 53, the entering amount of coal can be adjusted, a coal injection pipe 55 is fixedly and alternately connected to the coal conveying pipe 53, an air blower 56 is fixedly connected to the right end of the coal injection pipe 55, so that the coal is injected into the kiln body 2, the lower end of the supporting frame 51 and the lower end of the air blower 56 are both fixedly connected to the upper end of the bottom block 1, the left end of the coal injection pipe 55 is movably and alternately connected to the right end of the cooling bin 4, the riding wheel device 9 comprises a supporting plate 91, fixed blocks 92 are both fixedly connected to the front part and the rear part of the upper end of the supporting plate 91, two scale rods 93 are both movably, two equal threaded connection of fixed block 92 right-hand members have fastening bolt 95, 8 surface downside in wheel area are hugged closely to two cylinder 94 surfaces, two fastening bolt 95 left ends all contact with scale bar 93 right-hand member, drive arrangement 7 is including promoting piece 71, promote piece 71 upper end right part fixedly connected with driving motor 72, driving motor 72 left end fixedly connected with rotary rod 73, rotary rod 73 left end fixedly connected with pinion 74, the activity of pinion 74 left end alternates and is connected with baffle 75, and baffle 75 lower extreme fixed connection is in promoting piece 71 upper end left part, the meshing of pinion 74 surface upside is connected with slewing gear 6, thereby drive slewing gear 6 rotates, pinion 74 surface downside does not contact with promotion piece 71 upper end.

It should be noted that, the utility model relates to a rotary kiln, when the rotary kiln is fired, add the material into the kiln body 2 from the feeder hopper 12 to react, through setting up the smoke chamber 11, the cigarette that produces during the reaction can be discharged fast, start the driving motor 72 in the driving device 7, the driving motor 72 drives the rotary rod 73 to rotate, the rotary rod 73 drives the pinion 74 to rotate, the pinion 74 meshes the slewing gear 6 to rotate, thereby drive the kiln body 2 to rotate, thereby make the material reaction even, in order to support the kiln body 2, through setting up two riding wheel devices 9 that can move about, make the rotation of the kiln body 2 more stable, insert two scale bars 93 into the fixed block 92, more like the height of the scale adjustment cylinder 94 on the scale bar 93, make it closely laminate with the wheel belt 8, thereby better support the kiln body 2, after the height adjustment of two scale bars 93 is unanimous, screw up fastening bolt 95, fix it, through setting up scale bar 93 that can move about, can make things convenient for the change of cylinder 94, through setting up combustion-supporting device 5, can spout the coal into kiln body 2, make the material combustion reaction, use air-blower 56 to let in wind through coal-blower 55 in cooling bunker 4 and kiln body 2, open valve 54, make the coal get into coal conveying pipe 53 from coal hopper 52, blow through air-blower 56, spout the coal into kiln body 2, after the reaction, close valve 54, continue to ventilate through air-blower 56, make the material cool off in cooling bunker 4.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A rotary kiln comprises a bottom block (1), and is characterized in that: the upper end of the bottom block (1) is fixedly connected with a combustion-supporting device (5), the left end of the combustion-supporting device (5) is movably inserted and connected with a cooling bin (4), the left end of the cooling bin (4) is fixedly connected with a right bearing (3), the left end of the right bearing (3) is fixedly connected with a kiln body (2), the left part and the right part of the outer surface of the kiln body (2) are both fixedly connected with wheel belts (8), the lower sides of the outer surfaces of the two wheel belts (8) are both movably connected with supporting wheel devices (9), the middle part of the outer surface of the kiln body (2) is fixedly connected with a rotary gear (6), the lower side of the outer surface of the rotary gear (6) is connected with a driving device (7) in a meshing way, the left end of the kiln body (2) is fixedly connected with a left bearing (10), the left end of the left bearing (10) is fixedly inserted and connected with a smoke chamber (11), the right part of the upper end of the smoke chamber (11) is fixedly inserted and connected with a feed hopper (12).

2. A rotary kiln as claimed in claim 1, wherein: combustion-supporting device (5) includes support frame (51), support frame (51) upper end fixed interlude is connected with coal bunker (52), coal bunker (52) lower extreme fixedly connected with coal conveying pipe (53), coal conveying pipe (53) surface right side interlude is connected with valve (54), coal conveying pipe (53) fixed interlude is connected with coal injection pipe (55), coal injection pipe (55) right-hand member fixedly connected with air-blower (56), the equal fixed connection in bottom block (1) upper end of support frame (51) lower extreme and air-blower (56) lower extreme, coal injection pipe (55) left end activity interlude is connected at cooling bunker (4) right-hand member.

3. A rotary kiln as claimed in claim 1, wherein: riding wheel device (9) are including backup pad (91), backup pad (91) upper end front portion and the equal fixedly connected with fixed block (92) in upper end rear portion, two fixed block (92) upper end equal activity interlude is connected with two scale rods (93), two the common activity interlude is connected with cylinder (94) between scale rod (93), two fixed block (92) right-hand member equal threaded connection has fastening bolt (95).

4. A rotary kiln as claimed in claim 3, wherein: the outer surfaces of the two rollers (94) are tightly attached to the lower side of the outer surface of the belt wheel (8), and the left ends of the two fastening bolts (95) are in contact with the right end of the scale rod (93).

5. A rotary kiln as claimed in claim 1, wherein: drive arrangement (7) are including promoting piece (71), promote piece (71) upper end right part fixedly connected with driving motor (72), driving motor (72) left end fixedly connected with rotary rod (73), rotary rod (73) left end fixedly connected with pinion (74), pinion (74) left end activity interlude is connected with baffle (75), and baffle (75) lower extreme fixed connection is in promoting piece (71) upper end left part.

6. A rotary kiln as claimed in claim 5, wherein: the upper side of the outer surface of the pinion (74) is connected with a rotary gear (6) in a meshing manner, and the lower side of the outer surface of the pinion (74) is not in contact with the upper end of the lifting block (71).