CN211695823U

CN211695823U - Rotary kiln

Info

Publication number: CN211695823U
Application number: CN202020331947.1U
Authority: CN
Inventors: 钟树朋; 梁昌雄; 侯连春; 刘忠军; 迟洪建; 尚振帅
Original assignee: Dalian Dongtai Resource Regeneration Co ltd
Current assignee: Dalian Dongtai Resource Regeneration Co ltd
Priority date: 2020-03-17
Filing date: 2020-03-17
Publication date: 2020-10-16
Anticipated expiration: 2030-03-17

Abstract

The utility model provides a rotary kiln realizes alternating between rotary kiln level and the slope through the movable support frame for the material can be fully calcination in the rotary kiln. The device comprises a kiln body and a burner, wherein a fire row of the burner is arranged at one end of the kiln body; the outer side wall of the kiln body is sleeved with a gear ring, and the gear ring is in transmission connection with a first motor; the left end port and the right end port of the kiln body are respectively connected with a kiln head cover and a kiln tail cover; the outer side wall of the kiln body is also annularly provided with a support ring, and the support ring is connected with a riding wheel; the first motor, the riding wheel and the kiln head cover are all arranged on the supporting plate; the support frame includes adjustable shelf and mount, the one end of adjustable shelf through the pivot with the mount rotates to be connected, and the other end is connected with drive arrangement, drive arrangement drive the adjustable shelf use the pivot is the axle core luffing motion, the backup pad support in on the adjustable shelf.

Description

Rotary kiln

Technical Field

The utility model relates to a rotary kiln.

Background

The rotary kiln, commonly called as rotary kiln, has wide application in many industrial fields and plays an important role in production, and is the core equipment for production in industries such as cement, metallurgy, chemical industry, lime and the like.

The rotary kiln makes the material burn in the rotary kiln through constantly rotating to constantly being close to the discharge gate, therefore the rotary kiln generally sets up certain inclination to in order to make the material enough in the rotary kiln calcination time, make the rotary kiln very long usually, take up the place very like this.

SUMMERY OF THE UTILITY MODEL

The utility model provides a rotary kiln realizes alternating between rotary kiln level and the slope through the movable support frame for the material can be fully calcination in the rotary kiln.

The technical scheme of the utility model is realized like this:

a rotary kiln comprises a kiln body and a burner, wherein a fire row of the burner is arranged at one end of the kiln body; the outer side wall of the kiln body is sleeved with a gear ring, and the gear ring is in transmission connection with a first motor; the left end port and the right end port of the kiln body are respectively connected with a kiln head cover and a kiln tail cover; the outer side wall of the kiln body is also annularly provided with a support ring, and the support ring is connected with a riding wheel; the first motor, the riding wheel and the kiln head cover are all arranged on the supporting plate; the support frame includes adjustable shelf and mount, the one end of adjustable shelf through the pivot with the mount rotates to be connected, and the other end is connected with drive arrangement, drive arrangement drive the adjustable shelf use the pivot is the axle core luffing motion, the backup pad support in on the adjustable shelf.

Furthermore, the movable frame comprises a connecting plate, an active telescopic supporting leg and a plurality of passive telescopic supporting legs; the active telescopic supporting leg and the passive telescopic supporting leg are both connected to the bottom of the connecting plate; the active telescopic supporting leg is positioned at one end of the movable frame far away from the fixed frame.

Furthermore, the active telescopic supporting leg comprises a first upper arm, a first lower arm, a second upper arm, a second lower arm, a lead screw and a jacking head, wherein the upper ends of the first upper arm and the second upper arm are respectively hinged to the jacking head, the lower ends of the first lower arm and the second lower arm are respectively hinged to a fixed seat, the lower end of the first upper arm and the upper end of the first lower arm are hinged to each other through a first hinged shaft, and the lower end of the second upper arm and the upper end of the second lower arm are hinged to each other through a second hinged shaft; the first articulated shaft and the second articulated shaft are respectively provided with a screw hole, the screw rod sequentially penetrates through the two screw holes, one end of the screw rod is connected with the driving device, and the driving device is a second motor.

Furthermore, the active telescopic supporting leg comprises a hydraulic cylinder, the piston end of the hydraulic cylinder is hinged to the bottom of the connecting plate, and the cylinder body of the hydraulic cylinder is hinged to a fixed seat; the driving device is a hydraulic pump.

Furthermore, the passive telescopic supporting leg comprises a hydraulic supporting rod, a cylinder body of the hydraulic supporting rod is hinged to the bottom of the connecting plate, and a piston end of the hydraulic supporting rod is hinged to a fixed seat.

Furthermore, the movable frame further comprises a limiting supporting rod, and the limiting supporting rod is installed on a fixed seat and is located below the connecting plate.

Furthermore, the supporting plate is installed on the connecting plate, a vibration table is installed between the supporting plate and the connecting plate, and the vibration table is connected with a vibration motor.

Furthermore, the inner wall of the kiln body is provided with at least 1 convex ridge extending along the axial direction of the kiln body.

Furthermore, a plurality of material thinning nails are connected to the raised ridge and are evenly distributed at intervals along the length direction of the raised ridge.

Drawings

The accompanying drawings, which are included to provide a further understanding of the disclosure and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the disclosure and together with the description serve to explain the principles of the disclosure.

FIG. 1 is a schematic view, partially in section, of a rotary kiln according to the present disclosure;

the kiln comprises a kiln body 1, a kiln head cover 2, a support plate 3, a support frame 4, a second motor 5, a vibration table 6, a gear ring 8, a first motor 9, a kiln tail cover 11, a support ring 12, a supporting wheel 13, a convex ridge 14, a material dredging nail 15, a movable frame 41, a fixed frame 42, a connecting plate 43, a driving telescopic support leg 44, a driven telescopic support leg 45, a limiting support rod 46, a first upper arm 441, a first lower arm 442, a second upper arm 443, a second lower arm 444, a lead screw 445 and a top 446.

Detailed Description

The present disclosure will be described in further detail with reference to the drawings and embodiments. It is to be understood that the specific embodiments described herein are for purposes of illustration only and are not to be construed as limitations of the present disclosure. It should be further noted that, for the convenience of description, only the portions relevant to the present disclosure are shown in the drawings.

It should be noted that the embodiments and features of the embodiments in the present disclosure may be combined with each other without conflict. The present disclosure will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Example one

Referring to fig. 1, the rotary kiln comprises a kiln body 1 and a burner, wherein a fire row of the burner is arranged at one end of the kiln body 1; the outer side wall of the kiln body 1 is sleeved with a gear ring 8, and the gear ring 8 is in transmission connection with a first motor 9; the left and right ports of the kiln body 1 are respectively connected with a kiln head cover 2 and a kiln tail cover 11; the outer side wall of the kiln body 1 is further annularly provided with a support ring 12, and the support ring 12 is connected with a riding wheel 13; the kiln head hood is characterized by further comprising a supporting plate 3 and a supporting frame 4, wherein the first motor 9, the supporting wheel 13 and the kiln head hood 2 are all arranged on the supporting plate 3; the support frame 4 includes adjustable shelf 41 and mount 42, the one end of adjustable shelf 41 through the pivot with mount 42 rotates to be connected, and the other end is connected with drive arrangement, drive arrangement drives adjustable shelf 41 with the pivot is axle core luffing motion, backup pad 3 support in on the adjustable shelf 42.

The movable frame 42 comprises a connecting plate 43, an active telescopic supporting leg 44 and a plurality of passive telescopic supporting legs 45; the active telescopic supporting leg 44 and the passive telescopic supporting leg 45 are both connected to the bottom of the connecting plate 43; the active telescopic support leg 44 is located at one end of the movable frame far away from the fixed frame.

This embodiment is through dividing support frame 4 into mount 42 and adjustable shelf 41, and the luffing motion through adjustable shelf 41 drives the rotary kiln and is in horizontality or tilt state to the material flow in the control kiln body 1 makes the material can roast longer time in the kiln body, and after the calcination is accomplished, discharges the material more easily.

In this embodiment, the active telescopic support leg 44 includes a first upper arm 441, a first lower arm 442, a second upper arm 443, a second lower arm 444, a lead screw 445 and a top 446, the upper ends of the first upper arm 441 and the second upper arm 443 are respectively hinged to the top 446, the lower ends of the first lower arm 442 and the second lower arm 444 are respectively hinged to a fixed seat, the lower end of the first upper arm 441 and the upper end of the first lower arm 442 are hinged to each other through a first hinge shaft to form a first arm, and the lower end of the second upper arm 443 and the upper end of the second lower arm 444 are hinged to each other through a second hinge shaft to form a first arm; the first articulated shaft and the second articulated shaft are respectively provided with a screw hole, the lead screw 445 sequentially penetrates through the two screw holes, one end of the lead screw 445 is connected with the driving device, and the driving device is a second motor 5. When the kiln body 1 needs to be inclined, the screw 445 is rotated by the second motor 5, so that the first arm and the second arm can be completely separated, the top head is driven to move downwards, and the kiln body 1 is driven to incline downwards.

In this embodiment, the passive telescopic supporting leg 45 comprises a hydraulic supporting rod, a cylinder body of the hydraulic supporting rod is hinged to the bottom of the connecting plate, and a piston end of the hydraulic supporting rod is hinged to a fixed seat. The movable frame 41 further includes a limit support rod 46, and the limit support rod 46 is installed on a fixed seat and is located below the connecting plate 43. When the kiln body 1 inclines downwards, the passive telescopic support legs 45 compress downwards along with the kiln body and play a supporting role, and the limit support rods 46 can prevent the kiln body from inclining excessively.

In this embodiment, the supporting plate 3 is mounted on the connecting plate 43, and a vibration table 6 is mounted between the supporting plate 3 and the connecting plate 43, and the vibration table 6 is connected with a vibration motor. Drive the shaking table vibration through vibrating motor to make the kiln body 1 vibrate, can make the internal material dispersion of kiln, make the calcination more even, efficiency is higher, simultaneously, vibrate simultaneously at ejection of compact process, can accelerate the ejection of compact, and make the ejection of compact more thorough, the waste residue is difficult for remaining in the kiln head.

In this embodiment, at least 1 ridge 14 extending along the axial direction of the kiln body is arranged on the inner wall of the kiln body. The convex ridge 14 is connected with a plurality of material thinning nails 15, and the material thinning nails 15 are uniformly distributed at intervals along the length direction of the convex ridge 14. The material can play the effect of lifting material when through convex ridge 14, avoids because the effect of the rotatory centrifugal force of the kiln body, leads to the material to paste for a long time and cover at the internal wall of kiln, dredges material nail 15 and can spill the material, avoids piling up, leads to the calcination inhomogeneous.

Example two

The embodiment is basically the same as the first embodiment, and the difference is that the active telescopic supporting leg comprises a hydraulic cylinder, the piston end of the hydraulic cylinder is hinged to the bottom of the connecting plate, and the cylinder body of the hydraulic cylinder is hinged to a fixed seat; the driving device is a hydraulic pump. The kiln body is driven to incline by the extension and contraction of the hydraulic cylinder.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, 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.

It will be understood by those skilled in the art that the foregoing embodiments are provided for clarity of description only, and are not intended to limit the scope of the invention. Other variations or modifications to the above described embodiments will be apparent to those skilled in the art and are within the scope of the invention.

Claims

1. A rotary kiln comprises a kiln body and a burner, wherein a fire row of the burner is arranged at one end of the kiln body; the outer side wall of the kiln body is sleeved with a gear ring, and the gear ring is in transmission connection with a first motor; the left end port and the right end port of the kiln body are respectively connected with a kiln head cover and a kiln tail cover; the outer side wall of the kiln body is also annularly provided with a support ring, and the support ring is connected with a riding wheel; the method is characterized in that: the first motor, the riding wheel and the kiln head cover are all arranged on the supporting plate; the support frame includes adjustable shelf and mount, the one end of adjustable shelf through the pivot with the mount rotates to be connected, and the other end is connected with drive arrangement, drive arrangement drive the adjustable shelf use the pivot is the axle core luffing motion, the backup pad support in on the adjustable shelf.

2. The rotary kiln as claimed in claim 1, wherein the movable frame includes a connecting plate, an active telescopic support leg and a plurality of passive telescopic support legs; the active telescopic supporting leg and the passive telescopic supporting leg are both connected to the bottom of the connecting plate; the active telescopic supporting leg is positioned at one end of the movable frame far away from the fixed frame.

3. The rotary kiln as claimed in claim 2, wherein the active telescopic support leg comprises a first upper arm, a first lower arm, a second upper arm, a second lower arm, a screw rod and a top head, the upper ends of the first upper arm and the second upper arm are respectively hinged on the top head, the lower ends of the first lower arm and the second lower arm are respectively hinged on a fixed seat, the lower end of the first upper arm and the upper end of the first lower arm are hinged with each other through a first hinged shaft, and the lower end of the second upper arm and the upper end of the second lower arm are hinged through a second hinged shaft; the first articulated shaft and the second articulated shaft are respectively provided with a screw hole, the screw rod sequentially penetrates through the two screw holes, one end of the screw rod is connected with the driving device, and the driving device is a second motor.

4. The rotary kiln as claimed in claim 2, wherein the active telescopic support leg comprises a hydraulic cylinder, a piston end of the hydraulic cylinder is hinged to the bottom of the connecting plate, and a cylinder body of the hydraulic cylinder is hinged to a fixed seat; the driving device is a hydraulic pump.

5. The rotary kiln as claimed in claim 2, wherein the passive telescopic support leg comprises a hydraulic support rod, a cylinder body of the hydraulic support rod is hinged to the bottom of the connecting plate, and a piston end of the hydraulic support rod is hinged to a fixed seat.

6. The rotary kiln as claimed in claim 5, wherein the movable frame further comprises a limit rod, and the limit rod is mounted on a fixed seat and located below the connecting plate.

7. A rotary kiln as claimed in claim 2, wherein the support plate is mounted on the connecting plate and a vibration table is mounted between the support plate and the connecting plate, the vibration table being connected to a vibration motor.

8. A rotary kiln as claimed in any one of claims 1 to 7, wherein the inner wall of the kiln body is provided with at least 1 ridge extending axially therealong.

9. The rotary kiln as claimed in claim 8, wherein the ridges are connected with a plurality of thinning nails which are evenly spaced along the length direction of the ridges.