Online uniform distribution adjusting device for slag discharging materials of slag cooler of CFB (circulating fluid bed) boiler

Abstract

The utility model belongs to the field of CFB boiler slag removal, and discloses a CFB boiler slag cooler slag discharge material online uniform distribution adjusting device which comprises a box body assembly used for branch slag discharge and further comprises an observation assembly installed in front of the box body assembly and used for perspective checking, and an adjusting assembly used for adjusting the slag discharge distribution amount in a swinging mode is installed in the middle of the box body assembly. The observation assembly comprises a transparent plate, a supporting sleeve is arranged in the middle of the transparent plate, and multiple fixing bolts are evenly installed at the four corners of the transparent plate. The adjusting assembly comprises a flow guide mechanism used for controlling the deslagging direction, and a control mechanism used for hydraulic stretching and retracting is arranged on the flow guide mechanism. According to the on-line uniform distribution adjusting device for the slag discharging materials of the slag cooler of the CFB boiler, the real-time on-line blanking adjusting function from the slag discharging inclined pipe of the slag cooler to the hopper of the chain bucket conveyor is achieved; through uniform blanking, the hopper of the chain bucket conveyor can receive materials uniformly, the influence that the service life is shortened too fast due to eccentric wear is avoided, and the safety, stability and economical efficiency of equipment are improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of CFB boiler slag removal, especially relates to a CFB boiler slag cooler slag material on -line uniform distribution adjusting device. BACKGROUND

[0002] The ash produced by the combustion of thermal power plants is discharged from the boiler slag cooler to the chain bucket conveyor, due to the site arrangement, usually one mother pipe is divided into two paths to respectively distribute two chain bucket conveyors for slag conveying. Due to the angle problem of the material falling, the simply designed plug-in plate door cannot realize the purpose of uniformly arranging the material falling into the hopper of the chain bucket conveyor, which causes the material receiving in the hopper of the chain bucket machine to be inclined, the stress of the two sides of the slide rail and the drag wheel is uneven during the conveying process, and the uneven wear causes the disturbance to the safe and stable long-period operation of the equipment, therefore a new device needs to be designed. UTILITY MODEL CONTENTS

[0003] The utility model is aimed at providing a CFB boiler slag cooler slag material on -line uniform distribution adjusting device to solve the problems in the above background.

[0004] To achieve the above object, the utility model provides the following technical scheme:

[0005] A CFB boiler slag cooler slag material on -line uniform distribution adjusting device, including the box assembly for shunt discharging slag, still including the observation assembly for looking through for installation before the box assembly, the adjusting assembly for swing adjustment discharging distribution amount is installed in the middle of the box assembly;The observation assembly includes a transparent plate, the middle of the transparent plate is provided with a support sleeve, a plurality of fixed bolts are uniformly installed on the four corners of the transparent plate;The adjusting assembly includes a flow guide mechanism for controlling the direction of slag discharge, and a control mechanism for hydraulic expansion is arranged on the flow guide mechanism.

[0006] Further, the box assembly includes a machine box body, a total material port is arranged at the top end of the machine box body, two material distribution ports are symmetrically arranged at the bottom of the machine box body, and a through hole is arranged at the front of the machine box body.

[0007] Further, a scale is riveted at the front of the machine box body, and the scale is arranged above the through hole.

[0008] Further, the flow guide mechanism includes a rotating shaft, a flow guide plate is arranged below the rotating shaft, a connecting sleeve is installed at the front end of the rotating shaft, and a sliding rod is arranged on the connecting sleeve;The control mechanism includes a sliding sleeve, a hydraulic cylinder is installed on the sliding sleeve, and the hydraulic cylinder is rotatably connected with the sliding sleeve and the box assembly respectively.

[0009] Further, the flow guide plate and the rotating shaft are welded together, and the connecting sleeve and the rotating shaft are bolted.

[0010] Further, the transparent plate is made of transparent organic glass material, and the support sleeve and the transparent plate are pasted together.

[0011] Compared with the prior art, the beneficial effects are:

[0012] 1. The on-line material falling adjustment function of the slagging chute to the chain bucket conveyor hopper is realized.

[0013] 2. Through uniform material falling, the chain bucket conveyor hopper material receiving is uniform, the influence of uneven wear and tear on the service life is avoided, and the safety, stability and economy of the equipment are improved.

[0014] 3. Simple structure, convenient to use and easy to popularize. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 is a structural schematic view of the CFB boiler slagging chute material on-line uniform distribution adjustment device.

[0016] Figure 2 is a schematic view of the box assembly of the CFB boiler slagging chute material on-line uniform distribution adjustment device.

[0017] Figure 3 is a schematic view of the observation assembly of the CFB boiler slagging chute material on-line uniform distribution adjustment device.

[0018] Figure 4 is a schematic view of the adjustment assembly of the CFB boiler slagging chute material on-line uniform distribution adjustment device.

[0019] In the figure, 101 is a machine box body, 102 is a total material port, 103 is a material distribution port, 104 is a through hole, 105 is a scale, 201 is a transparent plate, 202 is a support sleeve, 203 is a fixing bolt, 301 is a rotating shaft, 302 is a guide plate, 303 is a connecting sleeve, 304 is a sliding rod, 305 is a sliding sleeve, and 306 is a hydraulic cylinder. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0021] Please refer to Figures 1-4The utility model provides an on-line uniform distribution adjustment device for slagging material of CFB boiler slag cooler, which comprises a box assembly for distributing and discharging slag, and an observation assembly installed in front of the box assembly for perspective viewing, and an adjusting assembly installed in the middle of the box assembly for swing adjustment of discharging distribution amount.

[0022] In the embodiment, the box assembly comprises a machine box body 101, the top end of which is provided with a total material port 102, the bottom of which is symmetrically provided with two distribution material ports 103, the front of which is provided with a through hole 104, and the front of which is riveted with a scale 105, which is arranged above the through hole 104; the material enters the machine box body 101 through the total material port 102 and is discharged from the two distribution material ports 103 to the chain bucket conveyors, the machine box body 101 is viewed through the through hole 104, and the scale 105 facilitates the determination of the state;

[0023] In the embodiment, the observation assembly comprises a transparent plate 201, the middle of which is provided with a support sleeve 202, and the four corners of the transparent plate 201 are uniformly provided with a plurality of fixing bolts 203, the transparent plate 201 is made of transparent organic glass material, and the support sleeve 202 and the transparent plate 201 are pasted together; the transparent plate 201 is connected and fixed to the machine box body 101 through the fixing bolts 203, the machine box body 101 is viewed through the through hole 104, and the support sleeve 202 supports the rotation of one end of the rotating shaft 301;

[0024] In the embodiment, the adjusting assembly comprises a flow guide mechanism for controlling the direction of slag discharge, and the flow guide mechanism is provided with a control mechanism for hydraulic extension; the flow guide mechanism comprises a rotating shaft 301, the lower surface of the rotating shaft 301 is provided with a flow guide plate 302, the front end of the rotating shaft 301 is provided with a connecting sleeve 303, and the connecting sleeve 303 is provided with a sliding rod 304; the control mechanism comprises a sliding sleeve 305, the sliding sleeve 305 is provided with a hydraulic cylinder 306, and the hydraulic cylinder 306 is rotatably connected with the sliding sleeve 305 and the box assembly; the flow guide plate 302 and the rotating shaft 301 are welded together, and the connecting sleeve 303 and the rotating shaft 301 are bolted together; one end of the hydraulic cylinder 306 is rotatably fixed to the machine box body 101, the other end is driven to move by extension, the sliding sleeve 305 slides on the sliding rod 304 while pushing the sliding rod 304 to swing, the sliding rod 304 drives the rotating shaft 301 to push the flow guide plate 302 to swing through the connecting sleeve 303 under the support of the support sleeve 202 and the machine box body 101, the amount of material flowing to the two distribution material ports 103 is adjusted on-line at any time, and the uniformity of the material receiving of the two chain bucket conveyors is improved.

[0025] Working principle: material enters the machine box body 101 through the total material port 102, and is discharged from two distribution ports 103 to the chain bucket conveyor respectively, the transparent plate 201 is connected and fixed on the machine box body 101 through the fixing bolt 203, the machine box body 101 is viewed through the through hole 104, one end of the hydraulic cylinder 306 is rotatably fixed on the machine box body 101, the other end is driven to move the sliding sleeve 305 through the telescopic pushing, the sliding sleeve 305 slides on the slide rod 304 and pushes the slide rod 304 to swing at the same time, the slide rod 304 drives the pivot shaft 301 to push the flow guide plate 302 to swing under the support of the support sleeve 202 and the machine box body 101, the material quantity flowing to the two distribution ports 103 is adjusted online at any time, and the uniformity of the two chain bucket conveyors is improved.

[0026] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A CFB boiler slag cooler slag discharge material on-line uniform distribution adjusting device, comprising a box assembly for shunting slag discharge, characterized in that: The box assembly is provided with an observation assembly for perspective viewing, and a regulating assembly for swing adjustment of the slag distribution amount is arranged in the middle of the box assembly; The observation assembly comprises a transparent plate (201), a supporting sleeve (202) is arranged in the middle of the transparent plate (201), and a plurality of fixing bolts (203) are uniformly arranged at the four corners of the transparent plate (201); The regulating assembly comprises a flow guide mechanism for controlling the direction of slag, and the flow guide mechanism is provided with a control mechanism for hydraulic extension and retraction.

2. The on-line uniform distribution adjusting device for slagging materials of a CFB boiler slag tap according to claim 1, characterized in that: The box assembly comprises a machine box body (101), a total material port (102) is arranged at the top end of the machine box body (101), two distribution material ports (103) are symmetrically arranged at the bottom of the machine box body (101), and a through hole (104) is arranged at the front of the machine box body (101).

3. The on-line uniform distribution adjusting device for slagging materials of a CFB boiler slag tap according to claim 2, characterized in that: A scale (105) is riveted at the front of the machine box body (101), and the scale (105) is arranged above the through hole (104).

4. The on-line uniform distribution adjusting device for slagging materials of a CFB boiler slag tap according to claim 1, characterized in that: The flow guide mechanism comprises a rotating shaft (301), a flow guide plate (302) is arranged below the rotating shaft (301), a connecting sleeve (303) is arranged at the front end of the rotating shaft (301), and a sliding rod (304) is arranged on the connecting sleeve (303); the control mechanism comprises a sliding sleeve (305), a hydraulic cylinder (306) is arranged on the sliding sleeve (305), and the hydraulic cylinder (306) is rotatably connected with the sliding sleeve (305) and the box assembly.

5. The on-line uniform distribution adjusting device for slagging materials of a CFB boiler slag tap according to claim 4, characterized in that: The flow guide plate (302) and the rotating shaft (301) are welded together, and the connecting sleeve (303) and the rotating shaft (301) are bolted.

6. The on-line uniform distribution adjusting device for slagging materials of a CFB boiler slag tap according to claim 1, characterized in that: The transparent plate (201) is made of transparent organic glass material, and the supporting sleeve (202) and the transparent plate (201) are pasted together.

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