CN212348036U

CN212348036U - Cement kiln tail bag dust collector

Info

Publication number: CN212348036U
Application number: CN202020248572.2U
Authority: CN
Inventors: 赵爱军; 陈伟; 吉双根
Original assignee: Anhui Panjing Cement Co ltd
Current assignee: Anhui Panjing Cement Co ltd
Priority date: 2020-03-03
Filing date: 2020-03-03
Publication date: 2021-01-15
Anticipated expiration: 2030-03-03

Abstract

The utility model discloses a cement kiln tail bag dust collector, including the ash bucket, the right-hand member of ash bucket is provided with air intake and air outlet, the fixed bag board that is provided with in inside of ash bucket, and the height of bag board is in between air intake and the air outlet, be provided with the dirt pocket on the bag board, the inside of ash bucket is provided with drive mechanism, and drive mechanism and clearance mechanism are connected. The utility model discloses a set up clearance mechanism, come to carry out the brush of scraping that lasts to the outer wall of dust bag, cooperation vibrations mechanism drives the dust bag vibrations, the dust that causes the dust bag outer wall to be infected with can drop fast, increase the efficiency of collection ash simultaneously, avoided the dust bag because be infected with excessive dust and influence the condition appearance of air output, thereby the last amount of wind that the air output of assurance device can follow, prevent because the gas permeability of dust bag is not enough, lead to the inside pressure increase of ash bucket, make the air intake export malleation air lead to the device operation to appear the difficulty, lead to the problem that the device damaged even.

Description

Cement kiln tail bag dust collector

Technical Field

The utility model relates to a cement kiln tail bag dust removal technical field specifically is a cement kiln tail bag dust collector.

Background

In the aspect of cement clinker kiln tail waste gas treatment, the discharge concentration of an electric dust collector in developed countries can reach 30mg/Nm³In the following, some factory detection results in China are close to 40Nm³. According to the emission requirements of national standard GB495-2013 discharge Standard of atmospheric pollutants for the Cement industry, the emission limit value of particulate matters of a cement kiln and a kiln tail waste heat utilization system for cement manufacture needs to be 30mg/Nm³In some areas, the concentration of the nitrogen-containing gas is required to be 20mg/Nm³This is very difficult for an electric precipitator as follows. However, as for the bag dust remover, the discharge concentration of the bag dust remover for treating the waste gas at the tail of the cement kiln in China can be 30mg/Nm³The detection results of some manufacturers are 10mg/Nm³The smoke is only required to be cooled, the performance of the smoke is hardly influenced by other properties of smoke besides the smoke temperature and the viscosity of dust, and the smoke cooling device also has the characteristics of convenience in maintenance, simplicity in upgrading and the like;

the existing cement kiln tail bag dust remover, namely the purification mode of the bag dust remover is an external filtering type lower air inlet structure, when in normal work, dust-containing gas enters each dust hopper from an air inlet main pipe through an air inlet branch pipe and an air inlet valve, part of dust particles fall into the dust hopper along with the slowing of the air flow speed, the rest most of dust particles rise along with the air flow to enter each bag chamber, the dust particles are retained at the outer side of a filter bag after being filtered by the filter bag, the purified gas passes through the filter bag, enters an upper box body from the inner part of the filter bag through a pattern plate hole, and then is exhausted into the atmosphere through an exhaust valve plate hole and an exhaust pipe to achieve the purpose;

however, after more dust is accumulated on the surface of a dust removing bag of the conventional bag type dust remover, the air passing efficiency is influenced, so that the air outlet volume cannot follow the air inlet volume, the pressure in an ash hopper is increased, the air is blown out from an air inlet, the integral operation of the device is influenced, and the air inlet valve is also adversely affected.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cement kiln tail bag dust collector to solve the dust pocket surface that provides in the above-mentioned background art behind the more dust of collecting together, can influence the efficiency of passing of air, can lead to the air output to follow up the intake, lead to the air can outwards blow out from the air intake problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a cement kiln tail bag dust collector, includes the ash bucket, the right-hand member of ash bucket is provided with air intake and air outlet, the inside of ash bucket is fixed and is provided with the bag board, and the height of bag board is in between air intake and the air outlet, be provided with the dust pocket on the bag board, the inside of ash bucket is provided with drive mechanism, and drive mechanism and clearance mechanism are connected, clearance mechanism is in the downside of bag board, actuating mechanism is installed to the left end of ash bucket, and actuating mechanism and drive mechanism are connected, the internally mounted of ash bucket has vibrations mechanism, and vibrations mechanism is connected with actuating mechanism.

Preferably, drive mechanism includes support and slide rail, the support becomes the cross and installs the inside at the ash bucket, the support is in the downside of bag board, four groups transmission shafts are transversely installed through the bearing to the inside of support, and four groups the end of transmission shaft connects gradually through conical gear, the slide rail equidistance is seted up on the inner wall of ash bucket, the inside of slide rail is through the vertical screw rod of installing of bearing, and the lower extreme of screw rod is connected through the end of conical gear and transmission shaft, the swivel nut has been cup jointed on the screw rod, the inside of slide rail is provided with the slider, the diameter of slider equals with the diameter of screw rod, the fixed cup joint of slider is on the swivel nut, the slider slides from top to bottom in the slide rail.

Preferably, clearance mechanism is including removing frame and brush hair, remove the opening part and four group's slider fixed connection of frame through the slide rail, be provided with the brush hair in the ring inner wall of removal frame, and the diameter of ring is greater than the diameter of dust removal bag, the ring arrangement mode that removes the frame is the same with the dust removal bag.

Preferably, actuating mechanism is including removing the frame, remove frame fixed mounting at the left end of ash bucket, the output that removes the frame is connected in the upper end of screw rod respectively through conical gear, the inside transmission pole of vertically installing through the bearing of the left end of ash bucket, and the lower extreme of transmission pole passes through conical gear and the output fixed connection who removes the frame, the inside of ash bucket transversely installs the pivot through the bearing, and the left end of pivot is connected through conical gear with the upper end of transmission pole.

Preferably, vibrations mechanism includes the collets, the fixed right-hand member at the pivot of cup jointing of collets, the vertical spring of installing of upper and lower both ends symmetry of collets, and the spring keeps away from the fixed welding of one end of pivot and hits the ball, the fixed welding in upper end of bag board has the vibrting spear, and the inside of vibrting spear is hollow state, the interval between the upper end of vibrting spear and the pivot is less than the interval between hitting ball and the pivot.

Compared with the prior art, the beneficial effects of the utility model are that: this cement kiln tail bag dust collector, through setting up clearance mechanism, come to carry out the brush of scraping that lasts to the outer wall of dust removal bag, cooperation vibrations mechanism drives the dust removal bag vibrations, the dust that causes the dust removal bag outer wall to be infected with can drop fast, increase the efficiency of collection ash simultaneously, the condition of dust removal bag influence air output appears owing to be infected with excessive dust, thereby the last air output that the air output of assurance device can follow, prevent because the gas permeability of dust removal bag is not enough, lead to the inside pressure increase of ash bucket, make the outside output malleation air of air intake lead to the device operation to appear the difficulty, lead to the problem of device damage even.

Description of the drawings:

in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic sectional view of the front view of the structure of the present invention;

FIG. 2 is a schematic sectional view of the structure of the present invention from the bottom;

fig. 3 is an enlarged schematic view of a structure shown in fig. 1 according to the present invention.

In the figure: 1. an ash hopper; 2. an air inlet; 3. an air outlet; 4. a bag plate; 5. a dust removal bag; 6. a support; 7. a drive shaft; 8. a slide rail; 9. a screw; 10. a threaded sleeve; 11. a slider; 12. a movable frame; 13. brushing; 14. a transmission rod; 15. a rotating shaft; 16. sleeving blocks; 17. a spring; 18. knocking the ball; 19. a vibrating rod.

The specific implementation mode is as follows:

the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides an embodiment: a cement kiln tail bag dust removal device comprises an ash bucket 1, an air inlet 2 and an air outlet 3 are arranged at the right end of the ash bucket 1, a bag plate 4 is fixedly arranged inside the ash bucket 1, the height of the bag plate 4 is between the air inlet 2 and the air outlet 3, the bag plate 4 is provided with a dust removing bag 5, the interior of the ash bucket 1 is provided with a transmission mechanism, the transmission mechanism is connected with the cleaning mechanism, the cleaning mechanism is positioned at the lower side of the bag plate 4, the left end of the ash bucket 1 is provided with a driving mechanism, the driving mechanism is connected with the transmission mechanism, the vibration mechanism is arranged in the ash bucket 1 and is connected with the driving mechanism, when in use, the air inlet 2 can input air with dust into the dust hopper 1, the air can be discharged from the air outlet 3 after being filtered by the dust removing bag 5, the dust blocked by the dust removing bag 5 and automatically falling due to the weight can be discharged through the lower end hopper opening of the dust hopper 1;

as shown in fig. 3, the transmission mechanism comprises a support 6 and a slide rail 8, the support 6 is installed inside the ash bucket 1 in a cross shape, the support 6 is located at the lower side of the bag plate 4, four groups of transmission shafts 7 are transversely installed inside the support 6 through bearings, the ends of the four groups of transmission shafts 7 are sequentially connected through bevel gears, the slide rail 8 is equidistantly arranged on the inner wall of the ash bucket 1, a screw 9 is vertically installed inside the slide rail 8 through a bearing, the lower end of the screw 9 is connected with the end of the transmission shaft 7 through a bevel gear, a screw sleeve 10 is sleeved on the screw 9, a slide block 11 is arranged inside the slide rail 8, the diameter of the slide block 11 is equal to that of the screw 9, the slide block 11 is fixedly sleeved on the screw sleeve 10, the slide block 11 slides up and down in the slide rail 8, when in use, the moving frame 12 drives the screw 9 to rotate through the bevel, the group of transmission shafts 7 can drive other transmission shafts 7 to synchronously rotate through the bevel gears, so that the other transmission shafts 7 can drive other three groups of screw rods 9 to rotate, when the screw rods 9 rotate, the screw rods are matched with the threaded sleeves 10, so that the threaded sleeves 10 drive the sliding blocks 11 to slide up and down in the sliding rails 8 through the thread matching with the screw rods 9, and when the four groups of sliding blocks 11 move up and down, the moving frame 12 can be driven to move up and down;

as shown in fig. 2 and 3, the cleaning mechanism includes a moving frame 12 and bristles 13, the moving frame 12 is fixedly connected with four sets of sliders 11 through an opening of the sliding rail 8, the bristles 13 are arranged in an inner wall of a ring of the moving frame 12, the diameter of the ring is larger than that of the dust removal bag 5, the ring arrangement mode of the moving frame 12 is the same as that of the dust removal bag 5, according to the transmission mechanism part, when the moving frame 12 is driven by the sliders 11 to move up and down, the moving frame 12 cuts and rubs the outer wall of the dust removal bag 5 through the bristles 13 at the outer side of the dust removal bag 5, so that dust accumulated on the dust removal bag 5 can be cut and rubbed by the bristles 13, the air permeability of the dust removal bag 5 can be ensured, and the air permeability of the dust removal bag 5 is prevented from being reduced to cause that the air outlet amount of the air outlet 3 cannot follow the air;

as shown in fig. 3, the driving mechanism includes a moving frame 12, the moving frame 12 is fixedly installed at the left end of the ash bucket 1, the output end of the moving frame 12 is connected to the upper end of the screw 9 through a bevel gear, a transmission rod 14 is vertically installed inside the left end of the ash bucket 1 through a bearing, the lower end of the transmission rod 14 is fixedly connected to the output end of the moving frame 12 through a bevel gear, a rotating shaft 15 is transversely installed inside the ash bucket 1 through a bearing, the left end of the rotating shaft 15 is connected to the upper end of the transmission rod 14 through a bevel gear, the type and the control mode of the moving frame 12 are selected according to the use requirement, when the ash bucket is used, the moving frame 12 is opened, the output end of the moving frame 12 rotates and drives the screw 9 and the transmission rod 14 to rotate through the bevel gear, and when the transmission rod 14 rotates;

as shown in fig. 3, the vibration mechanism includes a sleeve block 16, the sleeve block 16 is fixedly sleeved at the right end of the rotating shaft 15, springs 17 are symmetrically and vertically installed at the upper end and the lower end of the sleeve block 16, a collision ball 18 is fixedly welded at one end of the spring 17 far away from the rotating shaft 15, a vibration rod 19 is fixedly welded at the upper end of the bag plate 4, the interior of the vibration rod 19 is in a hollow state, the distance between the upper end of the vibration rod 19 and the rotating shaft 15 is smaller than the distance between the collision ball 18 and the rotating shaft 15, according to the above driving mechanism part, when the rotating shaft 15 rotates, the sleeve block 16 is driven to rotate, when the sleeve block 16 rotates, the two groups of collision balls 18 are driven to rotate by the two groups of springs 17, when the collision ball 18 rotates, the vibration rod 19 is collided, the vibration generated during collision is transmitted to the bag plate 4 through the vibration rod 19, so that the vibration bag 5 installed on the bag plate 4 resonates, and the falling rate of dust, thereby guarantee dust bag 5's gas permeability, prevent that dust bag 5's ventilative volume from receiving the influence, do above the utility model discloses a whole theory of operation.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a cement kiln tail bag dust collector, includes ash bucket (1), its characterized in that: the right-hand member of ash bucket (1) is provided with air intake (2) and air outlet (3), the inside of ash bucket (1) is fixed and is provided with bag board (4), and the height of bag board (4) is in between air intake (2) and air outlet (3), be provided with dust bag (5) on bag board (4), the inside of ash bucket (1) is provided with drive mechanism, and drive mechanism and clearance mechanism are connected, clearance mechanism is in the downside of bag board (4), actuating mechanism is installed to the left end of ash bucket (1), and actuating mechanism and drive mechanism are connected, the internally mounted of ash bucket (1) has vibration mechanism, and vibration mechanism is connected with actuating mechanism.

2. The cement kiln tail bag dust removal device of claim 1, which is characterized in that: drive mechanism includes support (6) and slide rail (8), support (6) become the cross and install the inside at ash bucket (1), support (6) are in the downside of bag board (4), four group transmission shafts (7) are transversely installed through the bearing to the inside of support (6), and four groups the end of transmission shaft (7) connects gradually through conical gear, slide rail (8) equidistance is seted up on the inner wall of ash bucket (1), the inside of slide rail (8) is through the vertical screw rod (9) of installing of bearing, and the lower extreme of screw rod (9) is connected through the end of conical gear with transmission shaft (7), swivel nut (10) has been cup jointed on screw rod (9), the inside of slide rail (8) is provided with slider (11), the diameter of slider (11) equals with the diameter of screw rod (9), slider (11) fixed cup joint is on swivel nut (10), the sliding block (11) slides up and down in the sliding rail (8).

3. The cement kiln tail bag dust removal device of claim 1, which is characterized in that: clearance mechanism is including removing frame (12) and brush hair (13), remove opening part and four group's sliders (11) fixed connection of frame (12) through slide rail (8), be provided with brush hair (13) in the ring inner wall of removing frame (12), and the diameter of ring is greater than the diameter of dust removal bag (5), the ring arrangement mode that removes frame (12) is the same with dust removal bag (5).

4. The cement kiln tail bag dust removal device of claim 1, which is characterized in that: actuating mechanism is including removing frame (12), remove the left end of frame (12) fixed mounting in ash bucket (1), the output that removes frame (12) is connected in the upper end of screw rod (9) respectively through conical gear, the inside vertical transfer line (14) of installing through the bearing of the left end of ash bucket (1), and the lower extreme of transfer line (14) passes through conical gear and the output fixed connection who removes frame (12), pivot (15) are transversely installed through the bearing to the inside of ash bucket (1), and the upper end of the left end of pivot (15) and transfer line (14) is connected through conical gear.

5. The cement kiln tail bag dust removal device of claim 1, which is characterized in that: the vibrations mechanism includes cover block (16), the fixed right-hand member of cup jointing in pivot (15) of cover block (16), the vertical spring (17) of installing of upper and lower both ends symmetry of cover block (16), and spring (17) keep away from the fixed welding of one end of pivot (15) and hit ball (18), the fixed welding in upper end of pocket board (4) has vibrating spear (19), and the inside of vibrating spear (19) is hollow state, interval between the upper end of vibrating spear (19) and pivot (15) is less than the interval of hitting between ball (18) and pivot (15).