CN209926883U

CN209926883U - Movable adjustable air chamber structure and cement clinker cooler

Info

Publication number: CN209926883U
Application number: CN201920146717.5U
Authority: CN
Inventors: 胡海兵; 赵建; 谭长明; 钱旺龙; 贾小朋
Original assignee: Nanjing C Hope Cement Engineering Group Co Ltd
Current assignee: Nanjing C Hope Cement Engineering Group Co Ltd
Priority date: 2019-01-24
Filing date: 2019-01-24
Publication date: 2020-01-10
Anticipated expiration: 2029-01-24

Abstract

The utility model discloses a plenum structure and cement clinker cooler with adjustable remove. This structure includes a plurality of closing plates, the vertical setting of closing plate is between the comb bed and the bottom plate of cement clinker cooler, and its characterized in that, each closing plate middle part is fixed with a push rod, be fixed with a plurality of stull tracks on the stand of cement clinker cooler, be equipped with the subassembly of preventing deflecting between closing plate and the stull track, be equipped with on the closing plate with the stull track with prevent deflecting subassembly complex opening, the subassembly of preventing deflecting makes the axial position of closing plate on the stull track adjustable, and makes the closing plate can not rotate around the push rod. The utility model discloses can change the ventilation area of comb bed in a flexible way, come more reasonable distribution amount of wind to reach better grog cooling effect, for the safe operation of cooler provides the protection, promote cooler work efficiency and economic benefits.

Description

Movable adjustable air chamber structure and cement clinker cooler

Technical Field

The invention relates to the field of cement clinker cooling, in particular to a movable adjustable air chamber structure and a cement clinker cooling machine.

Background

The cement clinker cooler is provided with an air chamber sealing device. The air chamber sealing in the cement clinker cooling machine is fixed, an air chamber with inherent capacity is formed between every two air chamber sealing plates and the shell, and air blast in the air chamber exchanges heat with clinker on the grate bed. The air chamber is equivalent to the whole grate bed is divided into a plurality of fixed ventilation areas, when the working condition is unstable or the problems of raw material proportioning and the like occur, the thickness, the shape and the design value of a material layer on the fixed ventilation areas deviate, the air distribution in the ventilation areas is equivalent to unbalance, and the cooling effect of clinker is greatly reduced.

The clinker cooler is an important device in the production of industrial and mining enterprises, and the reasonable division of the air chamber seal determines the length of the operation period of the cooler to a great extent. The unreasonable division and air distribution result in uneven cooling of the clinker or poor cooling effect, which results in unqualified clinker quality on one hand and influences on the service life of the cooling machine on the other hand.

Disclosure of Invention

The invention aims to provide a movable adjustable air chamber structure and a cement clinker cooler aiming at the defects in the prior art.

In order to achieve the above object, in a first aspect, the present invention provides a movable adjustable air chamber structure, including a plurality of sealing plates, where the sealing plates are vertically arranged between a grate bed and a bottom plate of a cement clinker cooler, a push rod is fixed in the middle of each sealing plate, a plurality of cross brace rails are fixed on an upright post of the cement clinker cooler, an anti-deflection assembly is arranged between the sealing plates and the cross brace rails, openings matched with the cross brace rails and the anti-deflection assembly are arranged on the sealing plates, and the anti-deflection assembly enables the axial position of the sealing plates on the cross brace rails to be adjustable, and the sealing plates do not rotate around the push rods.

Furthermore, the anti-deflection assembly comprises an upper bearing, a lower bearing and a lower bearing rod, the upper bearing is fixed on the push rod and is in rolling connection with the upper surface of the cross-brace track, the lower bearing is fixed on the lower bearing rod and is in rolling connection with the lower surface of the cross-brace track, and the lower bearing rod is fixedly connected in the opening of the sealing plate.

Further, the number of the upper bearings and the lower bearings in each anti-deflection assembly is two.

Furthermore, the stull track includes two, and its cross section is the T type form, and waist type hole has been seted up to its lower part, lower bearing rod passes and alternates waist type hole setting, and two lower bearings set up respectively in the both sides in waist type hole.

Furthermore, two ends of the push rod penetrate through the shell of the cement clinker cooler and extend out of the outer side of the shell.

Further, a sealing element is arranged between the push rod and the shell.

Furthermore, the sealing plate is provided with a plurality of reinforcing ribs which are arranged along the transverse direction and the vertical direction.

Furthermore, sealing sliding blocks are fixed on the grate bed and the bottom plate on the upper side and the lower side of the sealing plate, sealing strips are fixed at the outer end of the sealing plate, and the sealing strips are connected with the inner sides of the sealing sliding blocks in a sliding mode.

Further, the sealing strip is a polytetrafluoroethylene strip.

In a second aspect, the invention also provides a cement clinker cooler which comprises the movable adjustable air chamber structure.

Has the advantages that: the invention can flexibly change the ventilation area of the grate bed to distribute air quantity more reasonably so as to achieve better clinker cooling effect, provide protection for the safe operation of the cooler and improve the working efficiency and economic benefit of the cooler.

Drawings

FIG. 1 is a schematic structural view of a mobile adjustable plenum structure according to an embodiment of the present invention;

FIG. 2 is a schematic left side view of FIG. 1;

FIG. 3 is an enlarged partial schematic view of area A of FIG. 1;

fig. 4 is a partially enlarged schematic view of a region B in fig. 2.

Detailed Description

The present invention will be further illustrated with reference to the accompanying drawings and specific examples, which are carried out on the premise of the technical solution of the present invention, and it should be understood that these examples are only for illustrating the present invention and are not intended to limit the scope of the present invention.

As shown in fig. 1 to 4, the embodiment of the invention provides a movable adjustable air chamber structure, which is used on an existing cement clinker cooler, and the cement feeder comprises a grate bed 2, a bottom plate 3, a vertical column 5 and a shell 6, wherein the grate bed 2 is erected above the bottom plate 3 through the vertical column 5, the shell 6 encloses the areas of the grate bed 2 and the bottom plate 3 into an air chamber, and air enters the air chamber from the side part and then flows out from the upper side of the grate bed 2. The structure comprises a plurality of sealing plates 1, wherein the number of the sealing plates 1 is preferably more than two, each sealing plate 1 is vertically arranged between a grate bed 2 and a bottom plate 3 of a cement clinker cooler, an air chamber at the bottom side of the grate bed 2 is further divided into a plurality of independent areas, and each area is supplied with air by a fan. The middle part of each sealing plate 1 all is fixed with a push rod 4, is fixed with a plurality of stull tracks 7 on the stand 5 of cement clinker cooler, is equipped with between sealing plate 1 and the stull track 7 and prevents the subassembly that deflects, be equipped with on sealing plate 1 with stull track 7 with prevent deflecting subassembly complex opening 14, this opening makes stull track 7 alternate the setting on sealing plate 1 to do not hinder sealing plate 1's position control, and make and prevent deflecting the subassembly and can normal use. Through setting up the subassembly of preventing deflecting for the axial position of closing plate 1 on stull track 7 is adjustable, and makes closing plate 1 can not rotate around push rod 4, thereby prevents that closing plate 1 from rotating the slope and losing efficacy. Thus, the position of the sealing plate 1 can be adjusted by pushing the push rod 4, and the ventilation area of the grate bed 2 is changed.

The anti-deflection assembly of the present embodiment includes an upper bearing 8, a lower bearing 9, and a lower bearing rod 10. Wherein, the upper bearing 8 and the lower bearing 9 in each anti-deflection assembly are preferably two, the upper bearing 8 is fixed on the push rod 4, the upper bearing 8 is in rolling connection with the upper surface of the cross-brace track 7, the lower bearing 9 is fixed on the lower bearing rod 10, the lower bearing 9 is in rolling connection with the lower surface of the cross-brace track 7, and the lower bearing rod 10 is fixedly connected in the opening 14 of the sealing plate 1. Thus, the sealing plate 1 is clamped on the wale rail 7 by the upper bearing 8 and the lower bearing 9, thereby preventing the sealing plate 1 from rotating and facilitating adjustment.

The cross section of the cross-brace rail 7 of the embodiment of the invention is preferably in a T shape, a waist-shaped hole 11 is formed in the lower part of the cross-brace rail, the lower bearing rod 10 penetrates through the waist-shaped hole 11, and the two lower bearings 9 are respectively arranged on two sides of the waist-shaped hole 11. The kidney-shaped hole 11 may define a moving area of the sealing plate 1.

The two ends of the push rod 4 preferably penetrate through the shell 6 of the cement clinker cooler and extend out of the shell 6, the push rod 4 can be pushed by a hydraulic cylinder or an air cylinder or can be pushed and adjusted manually, and in order to prevent hot air from leaking between the push rod 4 and the shell 6, a sealing piece is preferably arranged at an opening between the push rod 4 and the shell 6.

In order to improve the strength of the sealing plate 1 and prevent deformation, a plurality of reinforcing ribs are arranged on the sealing plate 1 and arranged horizontally and vertically. In order to improve the sealing effect between the upper end and the lower end of the sealing plate 1 and the grate bed 2 and the bottom plate 3, sealing slide blocks 12 are fixed on the grate bed 2 and the bottom plate 3 on the upper end and the lower end of the sealing plate 1, the sealing slide blocks 12 are preferably stainless steel slide blocks, sealing strips 13 are fixed at the outer end of the sealing plate 1, and the sealing strips 13 are in sliding connection with the inner sides of the sealing slide blocks 12. The sealing strip 13 is preferably a polytetrafluoroethylene strip. The polytetrafluoroethylene strip is wear-resistant and high-temperature-resistant, stable in performance, and the deformation can be ignored to better laminating sealing slide block 12 plays a sealing role.

Based on the above embodiments, it can be understood by those skilled in the art that the embodiments of the present invention also provide a cement clinker cooler, which includes the above movable adjustable air chamber structure.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that other parts not specifically described are within the prior art or common general knowledge to those of ordinary skill in the art. Without departing from the principle of the invention, several improvements and modifications can be made, and these improvements and modifications should also be construed as the scope of the invention.

Claims

1. The utility model provides a plenum structure with adjustable removal, includes a plurality of closing plates, the vertical setting of closing plate is between the comb bed and the bottom plate of cement clinker cooler, its characterized in that, each closing plate middle part is fixed with a push rod, be fixed with a plurality of stull tracks on the stand of cement clinker cooler, be equipped with the subassembly of preventing deflecting between closing plate and the stull track, be equipped with on the closing plate with stull track and subassembly complex opening of preventing deflecting, the subassembly of preventing deflecting makes the axial position of closing plate on the stull track adjustable, and makes the closing plate can not rotate around the push rod.

2. The mobile adjustable plenum structure of claim 1, wherein the anti-deflection assembly includes an upper bearing fixed to the push rod and in rolling contact with an upper surface of the cross-brace rail, a lower bearing fixed to the lower bearing rod and in rolling contact with a lower surface of the cross-brace rail, and a lower bearing rod fixedly attached within the opening of the seal plate.

3. The mobile adjustable plenum structure of claim 2, wherein there are two upper bearings and two lower bearings in each anti-deflection assembly.

4. The mobile adjustable plenum structure of claim 3, wherein the two cross-brace rails have a T-shaped cross section, a kidney-shaped hole is formed at the lower part of the cross-brace rails, the lower bearing rods are inserted into the kidney-shaped hole, and the two lower bearings are respectively arranged at two sides of the kidney-shaped hole.

5. The mobile adjustable plenum structure of claim 1, wherein the push rod has two ends that pass through the housing of the cement clinker cooler and extend outside the housing.

6. The mobile adjustable plenum structure of claim 5, wherein a seal is provided between the push rod and the housing.

7. The structure of a mobile adjustable plenum of claim 1 in which the seal plate has a plurality of ribs disposed transversely and vertically.

8. The structure of a mobile adjustable plenum according to claim 1, wherein the grate bed and the bottom plate on the upper and lower sides of the sealing plate are fixed with sealing slide blocks, the outer end of the sealing plate is fixed with sealing strips, and the sealing strips are connected with the inner sides of the sealing slide blocks in a sliding manner.

9. The mobile adjustable plenum structure of claim 8, wherein the sealing strips are polytetrafluoroethylene strips.

10. A cement clinker cooler characterised in that it includes a mobile adjustable plenum structure as claimed in any one of claims 1 to 9.