CN210718600U

CN210718600U - Rotary kiln bulk clearing device

Info

Publication number: CN210718600U
Application number: CN201921461274.5U
Authority: CN
Inventors: 邓承仁; 龚九宏
Original assignee: Wugang Resource Group Co ltd
Current assignee: WUGANG RESOURCE GROUP CHENGCHAO MINING INDUSTRY Co.,Ltd.
Priority date: 2019-09-04
Filing date: 2019-09-04
Publication date: 2020-06-09
Anticipated expiration: 2029-09-04

Abstract

The utility model relates to a clear circle equipment field of rotary kiln especially relates to a rotary kiln bold clearing device. The utility model discloses a rotary kiln bold clearing device, get pincers and drive arrangement including the motion dolly, clamp, it includes first arm lock and second arm lock to press from both sides the pincers to get, the middle part of first arm lock with the middle part of second arm lock is through articulated shaft swing joint, the clamp of first arm lock gets the top that the portion set up and get the portion at the second arm lock clamp, the clamp of first arm lock gets between the portion of getting and the clamp of second arm lock and forms and be used for placing bold cavity, the drive end of first arm lock and the drive end of second arm lock are connected with drive arrangement respectively, and the clamp of the first arm lock of drive gets the portion and the clamp of second arm lock and folds relatively or open the motion. The utility model discloses can high-efficiently clear away the bold in the rotary kiln.

Description

Rotary kiln bulk clearing device

Technical Field

The utility model relates to a clear circle equipment field of rotary kiln especially relates to a rotary kiln bold clearing device.

Background

The grate rotary kiln process is the leading process of Chinese oxidized pellets and has the characteristics of large size, continuity, high temperature, sealing and the like. Wherein the rotary kiln is one of the most important links in the whole pellet production process. However, the ring formation phenomenon often occurs in the production of the rotary kiln, the ring formation is collapsed from the inner wall of the rotary kiln, and the collapsed large blocks are stacked at the feed opening to influence the normal pellet discharge. The traditional bulk removing method is to manufacture a rake with the length of 5 meters, manually remove the bulk, and the operation mode has high labor intensity, low efficiency and certain danger, and in addition, the large cold air enters the kiln from the kiln opening after the kiln door is opened for a long time to reduce the temperature in the kiln, thereby influencing the pellet production quality.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model aims to provide a rotary kiln bold clearing device can clear away the bold in the rotary kiln high-efficiently.

For realizing above-mentioned purpose, the utility model discloses a rotary kiln bold clearing device, get pincers and drive arrangement including the motion dolly, clamp, press from both sides and get pincers and include first arm lock and second arm lock, the middle part of first arm lock with the middle part of second arm lock is through articulated shaft swing joint, the clamp of first arm lock gets the top that the portion set up and get the portion at second arm lock clamp, the clamp of first arm lock gets the portion and the clamp of second arm lock gets and forms between the portion and be used for placing the bold cavity, the drive end of first arm lock and the drive end of second arm lock are connected with drive arrangement respectively, and the clamp of the first arm lock of drive gets the portion and the clamp of second arm lock and folds or open the motion relatively.

Preferably, the clamping pliers further comprise a third clamping arm, the second clamping arm and the third clamping arm are arranged side by side, and the clamping parts of the second clamping arm and the third clamping arm are connected through a connecting block.

Preferably, the clamping portion of the first clamping arm, the clamping portion of the second clamping arm and the clamping portion of the third clamping arm are all arc-shaped.

Preferably, the driving device comprises a first hydraulic cylinder, a second hydraulic cylinder and a third hydraulic cylinder, the telescopic end of the first hydraulic cylinder is connected with the driving end of the first clamping arm, the telescopic end of the second hydraulic cylinder is connected with the driving end of the second clamping arm, and the telescopic end of the third hydraulic cylinder is connected with the driving end of the third clamping arm.

As a preferable scheme, the device also comprises a movable platform and a fourth hydraulic cylinder, wherein the movable platform is movably connected with the moving trolley through a hinge piece, a mounting seat of the fourth hydraulic cylinder is fixed on the moving trolley, and a telescopic end of the fourth hydraulic cylinder is connected with the movable platform.

Preferably, the movable platform is further fixed with a support column for supporting the clamping tongs, the upper end of the support column is connected with the hinge shaft, and the lower end of the support column is connected with the movable platform.

The utility model has the advantages that: compare with the method that current adoption long harrow cleared away the bold of rotary kiln, the utility model discloses a rotary kiln bold clearing device gets the pincers action through drive arrangement drive clamp and can obviously improve the efficiency that the bold was clear away.

Drawings

Fig. 1 is a schematic structural view of the present invention;

the components in the figures are numbered as follows: the hydraulic clamping device comprises a moving trolley 1, a clamping clamp 2, a first clamping arm 2.1, a second clamping arm 2.2, a hinge shaft 2.3, a cavity 2.4, a third clamping arm 2.5, a connecting block 2.6, a driving device 3, a first hydraulic cylinder 3.1, a second hydraulic cylinder 3.2, a third hydraulic cylinder 3.3, a movable platform 4, a fourth hydraulic cylinder 4.1, a hinge element 4.2, a fixed seat 4.3, a support column 4.4, a hydraulic cylinder integrated valve block 5 and a thin oil station 6.

Detailed Description

For a better understanding of the present invention, reference will now be made in detail to the present invention as illustrated in the accompanying drawings and specific examples.

The hydraulic clamping device comprises a moving trolley 1, a clamping clamp 2, a first clamping arm 2.1, a second clamping arm 2.2, a hinge shaft 2.3, a cavity 2.4, a third clamping arm 2.5, a connecting block 2.6, a driving device 3, a first hydraulic cylinder 3.1, a second hydraulic cylinder 3.2, a third hydraulic cylinder 3.3, a movable platform 4, a fourth hydraulic cylinder 4.1, a hinge element 4.2, a fixed seat 4.3, a support column 4.4, a hydraulic cylinder integrated valve block 5 and a thin oil station 6.

Referring to fig. 1, the rotary kiln bulk block removing device of the present embodiment includes a conveying trolley 1, a clamping tongs 2, four hydraulic cylinders (a first hydraulic cylinder 3.1, a second hydraulic cylinder 3.2, a third hydraulic cylinder 3.3, and a fourth hydraulic cylinder 4.1, respectively), a movable platform 4, a hydraulic cylinder integrated valve block 5, and a thin oil station 6.

Referring to fig. 1, the clamping forceps includes three clamping arms, each of the three clamping arms has a clamping portion, a connecting portion and a driving end, the middle portions of the three clamping arms are movably connected through a hinge shaft 2.3, and the clamping portions of the clamping arms are driven to open or close by applying force to the driving ends of the clamping arms, which is the same as the principle of scissors. The three clamping arms are respectively a first clamping arm 2.1, a second clamping arm 2.2 and a third clamping arm 2.5, wherein the second clamping arm 2.2 and the third clamping arm 2.5 are arranged side by side, a clamping part of the second clamping arm 2.2 is connected with a clamping part of the third clamping arm 2.5 through a connecting block 2.6, the second clamping arm 2.2 and the third clamping arm 2.5 are arranged side by side to support the bottom of a large block, the large block is not easy to slide off, and the clamping operation is more stable by connecting the clamping part of the second clamping arm 2.2 and the clamping part of the third clamping arm 2.5 through the connecting block 2.6; the clamping part of the first clamping arm 2.1 is positioned above the clamping parts of the second and third clamping arms 2.2, 2.5 and is used for clamping the upper part of the block. The middle part of first arm lock 2.1, the middle part of second arm lock 2.2 and the middle part of third arm lock 2.5 are passed through articulated shaft 2.3 and are articulated, specifically do, the middle part of first arm lock 2.1, the middle part of second arm lock 2.2 and the middle part of third arm lock 2.5 are opened respectively has the hinge hole, articulated shaft 2.3 penetrates in each hinge hole according to second arm lock 2.2, first arm lock 2.1, the order of third arm lock 2.5 in proper order, install in the centre of second arm lock 2.2 and third arm lock 2.5 from this first arm lock 2.1, conveniently press from both sides and get the operation. The driving end of the first clamping arm 2.1, the driving end of the second clamping arm 2.2 and the driving end of the third clamping arm 2.5 are respectively driven by a first hydraulic cylinder 3.1, a second hydraulic cylinder 3.2 and a third hydraulic cylinder 3.2, the telescopic ends of the first hydraulic cylinder 3.1, the second hydraulic cylinder 3.2 and the third hydraulic cylinder 3.3 move up and down, and the second hydraulic cylinder 3.2 and the third hydraulic cylinder 3.3 act in the same way, namely, the forces acting on the second clamping arm 2.2 and the third clamping arm 2.5 are the same, so that the second clamping arm 2.2 and the third clamping arm 2.5 are always arranged side by side, and the clamping part of the first clamping arm 2.1 driven by the first hydraulic cylinder 3.1 is always positioned above the clamping part of the second clamping arm 2.2 and the clamping part of the third clamping arm 2.5.

First arm lock 2.1, second arm lock 2.2, third arm lock 2.5's clamp is got the portion and is the arc, second arm lock 2.2 and third arm lock 2.5 are interior concavity, and first arm lock 2.1 is outer convex, and first arm lock 2.1, second arm lock 2.2 and third arm lock 2.5's clamp is got the portion and is formed a cavity 2.4, and the bold can be pressed from both sides in curved arm lock design, and is bigger with bold contact surface, gets to press from both sides and gets more stably.

Fixed welding has fixing base 4.3 on the travelling car 1, moving platform 4 passes through articulated elements 4.2 and fixing base 4.3 swing joint, moving platform 4 uses articulated elements 4.2 to rotate on the horizontal plane as the center, fourth pneumatic cylinder 4.1's base is fixed on travelling car 1, fourth pneumatic cylinder 4.1's flexible end is fixed with moving platform 4, fourth pneumatic cylinder 4.1's flexible end level sets up, drive moving platform 4 swings on the horizontal plane.

The bases of the first hydraulic cylinder 3.1, the second hydraulic cylinder 3.2 and the third hydraulic cylinder 3.3 are all installed on the movable platform 4, and the articulated shafts 2.3 are fixed on the movable platform 4 through the supporting columns 4.4, so that the clamping tongs 2 are stably operated.

The transport trolley 1 is provided with a hydraulic cylinder integrated valve block 5 and a thin oil station 6 which are used for controlling the telescopic motion of the four hydraulic cylinders.

Referring to fig. 1, the rotary kiln bulk removal device of the embodiment is used by opening the kiln door, starting the moving trolley 1, the movable platform 4 is swung left and right by controlling the fourth hydraulic cylinder 4.1 to lead the clamping pincers 2 to be aligned with the big block, the moving trolley 1 is continuously started, when the clamping pincers 2 move to the position near a large block, the first hydraulic cylinder 3.1, the second hydraulic cylinder 3.2 and the third hydraulic cylinder 3.3 are controlled to open the clamping part of the clamping pincers 2, the large block is contained in the clamping pincers 2, then the first hydraulic cylinder 3.1, the second hydraulic cylinder 3.2 and the third hydraulic cylinder 3.3 are controlled to slowly close the clamping pincers 2, the second clamping part 2.2 of the clamping pincers 2 and the clamping part of the third clamping arm 2.5 support the bottom of the large block, the clamping part of the first clamping arm 2.1 clamps the upper part of the large block, the moving trolley 1 slowly withdraws from a kiln mouth, the large block is clamped out, and the movable platform 4 is swung to place the large block into a discharge hole, so that the large block cleaning work of the rotary kiln is completed.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a rotary kiln bold clearing device, its characterized in that includes travelling car (1), presss from both sides and gets pincers (2) and drive arrangement (3), press from both sides and get pincers (2) including first arm lock (2.1) and second arm lock (2.2), the middle part of first arm lock (2.1) with the middle part of second arm lock (2.2) is through articulated shaft (2.3) swing joint, the portion of pressing from both sides of first arm lock (2.1) sets up in the top of the portion of pressing from both sides of second arm lock (2.2), it is used for placing bold cavity (2.4) to form between the portion of pressing from both sides of first arm lock (2.1) and the portion of pressing from both sides of second arm lock (2.2), the drive end of first arm lock (2.1) and the drive end that the second arm lock (2.2) opened are connected with drive arrangement (3) respectively, and the relative or the clamp of the portion of pressing from both sides of driving first arm lock (2.1) and the portion of.

2. The rotary kiln bulk removal device as claimed in claim 1, wherein the gripping tongs (2) further comprise a third arm (2.5), the second arm (2.2) and the third arm (2.5) are arranged side by side, and the gripping parts of the second arm (2.2) and the third arm (2.5) are connected through a connecting block (2.6).

3. The rotary kiln bulk removal device as claimed in claim 2, characterized in that the gripping part of the first gripper arm (2.1), the gripping part of the second gripper arm (2.2) and the gripping part of the third gripper arm (2.5) are all arc-shaped.

4. The rotary kiln lump removing device according to claim 2, wherein the driving device (3) comprises a first hydraulic cylinder (3.1), a second hydraulic cylinder (3.2) and a third hydraulic cylinder (3.3), the telescopic end of the first hydraulic cylinder (3.1) is connected with the driving end of the first clamping arm (2.1), the telescopic end of the second hydraulic cylinder (3.2) is connected with the driving end of the second clamping arm (2.2), and the telescopic end of the third hydraulic cylinder (3.3) is connected with the driving end of the third clamping arm (2.5).

5. The rotary kiln bulk removal device according to claim 1, further comprising a movable platform (4) and a fourth hydraulic cylinder (4.1), wherein the movable platform (4) is movably connected with the moving trolley (1) through a hinge member (4.2), a mounting seat of the fourth hydraulic cylinder (4.1) is fixed on the moving trolley (1), and a telescopic end of the fourth hydraulic cylinder (4.1) is connected with the movable platform (4).

6. The rotary kiln bulk removal device according to claim 5, wherein a support column (4.4) for supporting the gripping tongs (2) is further fixed on the movable platform (4), the upper end of the support column (4.4) is connected with the hinge shaft (2.3), and the lower end of the support column (4.4) is connected with the movable platform (4).