CN213887249U

CN213887249U - Active scraper cleaning device for slag conveyor

Info

Publication number: CN213887249U
Application number: CN202021394374.3U
Authority: CN
Inventors: 范雷
Original assignee: Guodian Bengbu Power Generation Co Ltd
Current assignee: Guodian Bengbu Power Generation Co Ltd
Priority date: 2020-07-15
Filing date: 2020-07-15
Publication date: 2021-08-06
Anticipated expiration: 2030-07-15

Abstract

The utility model discloses an active scraper blade belt cleaning device for dragveyer, including the cell body, the cell body includes upper cell body and lower cell body, be equipped with respectively between the front and back inner wall of upper cell body and lower cell body and wash the frame, it has a rotation frame mouth to open in the washing frame, it is fixed with the rotation frame to rotate in the rotation frame mouth, the bottom of rotating the frame is equipped with the cleaning drum that contacts with scraper blade scraping material side panel, be equipped with the actuating mechanism that drives the cleaning drum and rotate in the rotation frame, the cleaning frame is equipped with the resilience mechanism that is used for keeping the vertical state with rotating the frame and rotating the junction, the bottom surface of cleaning frame is equipped with the water spray mechanism towards scraper blade scraping material; the utility model discloses can carry out the operation of surface cleaning and washing to the scraper blade of motion under the state of not shutting down of dragveyer, improve abluent efficiency greatly, do not influence the normal work of dragveyer.

Description

Active scraper cleaning device for slag conveyor

Technical Field

The utility model particularly relates to a dragveyer cleaning device specifically is an initiative scraper blade belt cleaning device for dragveyer.

Background

General boiler slag-cleaning equipment adopts water logging formula scraper blade dragveyer more, the stove bottom sediment directly falls into the last cell body of dragveyer, scrape into the sediment storehouse by the scraper blade, the residue is discharged after the sediment storehouse is educed water, the scraper blade is got back to again by the lower cell body of slag machine and is carried out the reciprocal material action of scraping of circulation in the last cell body, general scraper blade is after long-term work, can deposit a lot of dirt on the scraping panel of scraper blade, the dirt is piled up and is influenced the scraping effect of scraper blade, increase the scraper blade dead weight, increase the consumption of dragveyer, therefore, the scraper blade also needs regular clearance and maintenance work after long-term work.

At present traditional clearance mode is through artifical clearance or the mode of changing the clearance, because the scraper blade during operation is in the state of advancing always, therefore, static clearance scraper blade, need shut down the dragveyer, some automatic cleaning device have appeared in the market at present, most for setting up the spouting towards mechanism in scraper blade one side, on the one hand high-pressure is spouted and is blown away the dirt of scraper blade easily and fly the influence environment, on the other hand, if the scraper blade is under the scraper state of working, spout towards the mechanism can't wash the scraper blade face that is blocked by the residue and arrive, spout towards the material sediment that the mechanism scraped the scraper blade easily and fly, lead to the unable normal work of scraper blade, therefore, to above-mentioned problem, we need one kind not shut down at the dragveyer, can realize the scraper blade cleaning device of effective and thorough clearance effect.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an initiative scraper blade belt cleaning device for dragveyer to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an initiative scraper blade belt cleaning device for dragveyer, includes the cell body, the cell body includes cell body and lower cell body, and it has the scraper chain to wear to draw in inner wall both sides around with lower cell body to go up the cell body, and it has the scraper blade to vertically detain between the scraper chain, go up the cell body with be equipped with the cleaning frame between the front and back inner wall of cell body down respectively, it rotates the frame mouth to have seted up in the cleaning frame, it is fixed with and rotates the frame to rotate frame mouth internal rotation, the bottom of rotating the frame is equipped with scrapes the cleaning roller that a side panel contacted with the scraper blade, be equipped with drive cleaning roller pivoted actuating mechanism in the rotation frame, cleaning frame rotates the junction with the rotation frame and is equipped with the resilience mechanism that is used for keeping the vertical state of rotation frame, cleaning frame's bottom surface is equipped with the water spray mechanism of scraping a side panel towards the scraper blade.

As a further aspect of the present invention: the cleaning device is characterized in that the front inner wall and the rear inner wall of the rotating frame opening are respectively and vertically provided with two rotating frames, the rotating frames are respectively and rotatably fixed on the front inner wall and the rear inner wall of the rotating frame opening through frame rotating shafts, the cleaning roller is rotatably fixed between the bottom positions of the two rotating frames through a roller shaft, the driving mechanism is arranged on a top panel of the rotating frame on the front side of the rotating frame opening, and the rebounding mechanism is arranged in the inner wall of the rotating frame opening.

As a further aspect of the present invention: the cleaning machine comprises a rotating rack, a driving mechanism and a motor, wherein the driving mechanism comprises a cleaning motor, a motor belt pulley, a transmission belt and a roller belt pulley, the cleaning motor is fixed on a panel of the rotating rack, a motor shaft of the cleaning motor is fixed with the motor belt pulley, the cleaning roller is fixed on the panel of the rotating rack in a rotating mode through a roller shaft, the roller belt pulley parallel to the motor belt pulley is fixed at the outer side end of the roller shaft, and the motor belt pulley is in transmission connection with the roller belt pulley through the transmission belt.

As a further aspect of the present invention: the resilience mechanism is including the built-in box of kick-backing that washs the frame inner wall, rotate the frame and rotate through the frame pivot and fix and rotate frame mouthful inner wall, in the medial extremity rotation of frame pivot penetrated the resilience box, be equipped with a plurality of volute springs in the resilience box, volute spring's cover is established on the medial extremity axial wall of frame pivot, and volute spring's inner circle central point is fixed on the axial wall of frame pivot, and volute spring's outer lane outside end is fixed on the inner wall of the box of rebounding.

As a further aspect of the present invention: a roller buffer layer is fixed on the surface of the cleaning roller, and a roller brush is fixed on the outer side of the roller buffer layer.

As a further aspect of the present invention: the water spraying mechanism comprises a washing spray head fixed at the bottom of the cleaning frame, the washing spray head is communicated with an external pressure water supply pipe, and the direction of a spray nozzle of the washing spray head is opposite to the joint of the cleaning roller and the scraper.

As a further aspect of the present invention: the scraper blade is including the last scraper blade face and the lower scraper blade face that are used for scraping the sediment, and the last scraper blade face is located scraper blade face top position down in the cell body down.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model can clean the moving scraper under the non-stop state of the slag conveyor, greatly improves the cleaning efficiency and does not influence the normal work of the slag conveyor;

2. the cleaning roller with elasticity and rotation is attached to the surface of the scraper plate for cleaning, and the cleaning quality can be greatly improved by matching with a water spraying mechanism;

3. the upper tank body and the lower tank body are respectively provided with the cleaning roller, so that the upper scraper surface and the lower scraper surface of the scraper can be distributed and cleaned, the scraper is not influenced to scrape and take residues, and the complete cleaning of the scraper is ensured.

Drawings

Fig. 1 is a schematic structural view of an active scraper cleaning device for a slag conveyor.

Fig. 2 is a top view of a cleaning frame in an active scraper cleaning apparatus for a dragveyer.

Fig. 3 is a top view of a rotating frame in an active scraper cleaning apparatus for a dragveyer as it rotates.

Fig. 4 is a schematic structural view of a rebound box in the active scraper cleaning device for the slag conveyor.

Fig. 5 is a top view of a rebound cartridge in an active scraper cleaning apparatus for a dragveyer.

In the figure: the cleaning device comprises a tank body 1, an upper tank body 10, a lower tank body 11, a scraper chain 12, a scraper 2, an upper scraper face 20, a lower scraper face 21, a cleaning frame 3, a rotating frame opening 30, a rotating frame 4, a frame rotating shaft 40, a cleaning motor 41, a motor belt pulley 42, a transmission belt 43, a cleaning roller 5, a roller brush 50, a roller buffer layer 51, a roller shaft 52, a roller belt pulley 53, a rebound box 6 and a volute spiral spring 60.

Detailed Description

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 to 5, in an embodiment of the present invention, an active scraper cleaning device for a slag conveyor includes a tank 1, the tank 1 includes an upper tank 10 and a lower tank 11, scraper chains 12 are threaded through both sides of front and rear inner walls of the upper tank 10 and the lower tank 11, scrapers 2 are longitudinally buckled between the scraper chains 12, a cleaning frame 3 is respectively disposed between the upper tank 10 and the front and rear inner walls of the lower tank 11, a rotating frame opening 30 is disposed in the cleaning frame 3, a rotating frame 4 is rotationally fixed in the rotating frame opening 30, a cleaning roller 5 contacting with a scraper side panel of the scrapers 2 is disposed at the bottom of the rotating frame 4, a driving mechanism for driving the cleaning roller 5 to rotate is disposed on the rotating frame 4, and a resilient mechanism for maintaining a vertical state of the rotating frame 4 is disposed at a rotational connection position of the cleaning frame 3 and the rotating frame 4, and a water spraying mechanism which is used for scraping one side panel towards the scraper 2 is arranged on the bottom surface of the cleaning frame 3.

The front inner wall and the rear inner wall of the rotating frame opening 30 are respectively and vertically provided with two rotating frames 4, the rotating frames 4 are respectively and rotatably fixed on the front inner wall and the rear inner wall of the rotating frame opening 30 through frame rotating shafts 40, the cleaning roller 5 is rotatably fixed between the bottom positions of the two rotating frames 4 through roller shafts 52, the driving mechanism is arranged on a top panel of the rotating frame 4 on the front side of the rotating frame opening 30, and the rebounding mechanism is arranged in the inner wall of the rotating frame opening 30.

The driving mechanism comprises a cleaning motor 41, a motor belt pulley 42, a transmission belt 43 and a roller belt pulley 53, the cleaning motor 41 is fixed on a panel of the rotating frame 4, the motor shaft of the cleaning motor 41 is fixed with the motor belt pulley 42, the cleaning roller 5 is fixed on the panel of the rotating frame 4 through a roller shaft 52 in a rotating manner, the roller belt pulley 53 parallel to the motor belt pulley 42 is fixed at the outer side end of the roller shaft 52, the motor belt pulley 42 is in transmission connection with the roller belt pulley 53 through the transmission belt 43, the cleaning motor 41 is arranged to drive the motor belt pulley 42 to rotate when working, the motor belt pulley 42 drives the roller belt pulley 53 to rotate through the transmission belt 43, and the cleaning roller 5 can rotate under the driving of the cleaning motor 41 to clean the scraper 2.

The rebounding mechanism comprises a rebounding box 6 which is arranged in the inner wall of the cleaning frame 3, the rotating frame 4 is fixed on the inner wall of the rotating frame opening 30 through a rotating frame rotating shaft 40 in a rotating way, the inner side end of the rotating frame rotating shaft 40 penetrates into the rebounding box 6 in a rotating way, a plurality of scroll springs 60 are arranged in the rebound box 6, the scroll springs 60 are sleeved on the shaft wall of the inner side end of the frame rotating shaft 40, the center end of the inner ring of each scroll spring 60 is fixed on the shaft wall of the frame rotating shaft 40, the outer side end of the outer ring of each scroll spring 60 is fixed on the inner wall of the rebound box 6, the plurality of scroll springs 60 can be scrolled to generate elastic potential energy when the rotating frame 4 rotates, on one hand, the cleaning roller 5 is kept to be close to the surface of the scraper blade 2 for rotating and cleaning, on the other hand, after the scraper 2 which is cleaned is moved away, the rotating frame 4 can be restored to the vertical state to wait for the next scraper 2 to be cleaned.

The surface of the cleaning roller 5 is fixed with a roller buffer layer 51, the outer side of the roller buffer layer 51 is fixed with a roller brush 50, the roller buffer layer 51 is arranged to prevent the roller brush 50 from rigidly colliding with the scraper blade 2, and the roller brush 50 is arranged to rotate at a high speed to remove deposited dirt on the surface of the scraper blade 2.

The water spraying mechanism comprises a washing spray head 7 fixed at the bottom of the cleaning frame 3, the washing spray head 7 is communicated with an external pressure water supply pipe, the nozzle direction of the washing spray head 7 faces the joint of the cleaning roller 5 and the scraper 2, the washing spray head 7 can quickly wash dirt in the process that the dirt is cleaned on the surface of the scraper 2 by the cleaning roller 5, and the surface of the cleaning roller 5 is synchronously cleaned while the dirt is removed, so that the overall decontamination cleaning efficiency is improved.

The scraper blade 2 is including being used for scraping the last scraper blade face 20 and the lower scraper blade face 21 of sediment, the interior upper scraper blade face 20 of lower cell body 11 is located scraper blade face 21 top position down, the during operation of actual dragveyer, the lower scraper blade face 21 bottom of scraper blade 2 is the propelling movement residue, consequently, the unable washing of lower scraper blade face 21 of scraper blade 2 in last cell body 10, after scraper blade 2 rotates down in the cell body 11, lower scraper blade face 21 overturns the top, upper scraper blade face 20 overturns the lower part, consequently, cleaning roller 5 in the cell body 11 is cleared up 31 down, thereby the cleaning operation of upper scraper blade face 20 and lower scraper blade face 21 of scraper blade 2 has been accomplished through two cleaning roller 5 from top to bottom.

The utility model discloses a theory of operation is: when the cleaning machine works, the scraper 2 scrapes residues in the upper groove body 10 to move forwards under the driving of the scraper chain 12, when the upper scraper face 20 of the scraper 2 moves to the cleaning roller 5, the surface of the upper scraper face 20 is contacted with the roller brush 50 on the cleaning roller 5, the roller buffer layer 51 on the cleaning roller 5 buffers and prevents the cleaning roller 5 from directly and firmly colliding with the surface of the scraper 2, the rotating frame 4 works to drive the cleaning roller 5 to rotate, the roller brush 50 starts to clean the surface of the scraper 2 at a high speed, wherein the washing nozzle 7 synchronously sprays water at the joint of the cleaning roller 5 and the scraper 2, the spraying action is carried out during cleaning, along with the gradual forward movement of the scraper 2, the cleaning roller 5 is subjected to forward thrust, the rotating frame 4 integrally drives the cleaning roller 5 to rotate on the cleaning frame 3, and under the action of the rebounding mechanism, the surface of the scraper blade 2 of laminating all the time of cleaning cylinder 5 on the rotating frame 4 is cleared up, after cleaning cylinder 5 rotated the top height of scraper blade 2, scraper blade 2 was through cleaning cylinder 5, get back to vertical state again under the effect of resilience mechanism, wait for next scraper blade 2's arrival to wash, then scraper blade 2 accomplishes the washing action, can be under the non-stop state of dragveyer, carry out cleaning operation to the scraper blade 2 of motion, abluent efficiency has been improved greatly, do not influence the normal work of dragveyer, the rotatable 5 laminating scraper blade 2 surfaces of cleaning cylinder of elasticity have clear up, the quality of clearance has been improved greatly.

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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. An active scraper cleaning device for a slag conveyor comprises a tank body (1), wherein the tank body (1) comprises an upper tank body (10) and a lower tank body (11), scraper chains (12) penetrate through the front inner wall and the rear inner wall of the upper tank body (10) and the lower tank body (11), and scrapers (2) are longitudinally buckled between the scraper chains (12);

the cleaning device is characterized in that the upper tank body (10) and the lower tank body (11) are provided with cleaning frames (3) between the front inner wall and the rear inner wall respectively, a rotating frame opening (30) is formed in the cleaning frames (3), a rotating frame (4) is fixed in the rotating frame opening (30), a cleaning roller (5) which is in contact with a material scraping side panel is arranged at the bottom of the rotating frame (4) and is scraped by a scraper (2), a driving mechanism for driving the cleaning roller (5) to rotate is arranged on the rotating frame (4), a rebounding mechanism for keeping the vertical state of the rotating frame (4) is arranged at the rotating connection position of the cleaning frames (3) and the rotating frame (4), and a water spraying mechanism for scraping the material scraping side panel towards the scraper (2) is arranged on the bottom surface of the cleaning frames (3).

2. The active scraper cleaning device for the slag conveyor according to claim 1, characterized in that the front and rear inner walls of the rotating frame opening (30) are respectively and vertically provided with two rotating frames (4), the rotating frames (4) are respectively and rotatably fixed on the front and rear inner walls of the rotating frame opening (30) through frame rotating shafts (40), the cleaning roller (5) is rotatably fixed between the bottom positions of the two rotating frames (4) through a roller shaft (52), the driving mechanism is arranged on the top panel of the rotating frame (4) at the front side of the rotating frame opening (30), and the rebounding mechanism is embedded in the inner wall of the rotating frame opening (30).

3. The active scraper cleaning device for the slag conveyor according to any one of claims 1-2, wherein the driving mechanism comprises a cleaning motor (41), a motor pulley (42), a transmission belt (43) and a roller pulley (53), the cleaning motor (41) is fixed on the panel of the rotating frame (4), the motor pulley (42) is fixed on the motor shaft of the cleaning motor (41), the cleaning roller (5) is rotationally fixed on the panel of the rotating frame (4) through a roller shaft (52), the roller pulley (53) parallel to the motor pulley (42) is fixed on the outer side end of the roller shaft (52), and the motor pulley (42) and the roller pulley (53) are in transmission connection through the transmission belt (43).

4. The active scraper cleaning device for the slag conveyor according to any one of claims 1-2, wherein the rebound mechanism comprises a rebound box (6) which is arranged inside the inner wall of the cleaning frame (3), the rotating frame (4) is rotationally fixed on the inner wall of the rotating frame opening (30) through a frame rotating shaft (40), the inner side end of the frame rotating shaft (40) is rotationally inserted into the rebound box (6), a plurality of scroll springs (60) are arranged in the rebound box (6), the scroll springs (60) are sleeved on the inner side end shaft wall of the frame rotating shaft (40), the inner center ends of the scroll springs (60) are fixed on the shaft wall of the frame rotating shaft (40), and the outer side ends of the outer rings of the scroll springs (60) are fixed on the inner wall of the rebound box (6).

5. The active scraper cleaning device for the slag conveyor according to any one of the claims 1-2, characterized in that a roller buffer layer (51) is fixed on the surface of the cleaning roller (5), and a roller brush (50) is fixed on the outer side of the roller buffer layer (51).

6. The active scraper cleaning device for dragveyer according to claim 1 characterized by that, the water spray mechanism includes a washing nozzle (7) fixed at the bottom of the cleaning frame (3), the washing nozzle (7) is connected with the external pressure water supply pipe, the nozzle direction of the washing nozzle (7) is opposite to the place where the cleaning roller (5) is connected with the scraper (2).

7. The active scraper cleaning device for slag conveyors according to claim 1, characterized in that the scraper (2) comprises an upper scraper surface (20) and a lower scraper surface (21) for scraping slag, the upper scraper surface (20) being located in the lower trough body (11) at a position above the lower scraper surface (21).