CN218618835U

CN218618835U - Ash removal scraper blade

Info

Publication number: CN218618835U
Application number: CN202223403387.4U
Authority: CN
Inventors: 程仁志; 王永平
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-12-19
Filing date: 2022-12-19
Publication date: 2023-03-14
Anticipated expiration: 2032-12-19

Abstract

The utility model relates to a scraper blade technical field discloses a ash removal scraper blade, including first scraper blade, seted up the spout on the lateral wall of first scraper blade one side, sliding connection has the slider in the spout, and the one end that first scraper blade was kept away from to the slider is connected with the second scraper blade, and the spout inside wall rotates and is connected with the lead screw, and the lead screw runs through the slider setting, and slider and lead screw threaded connection all install on the lateral wall of first scraper blade and second scraper blade and clean the subassembly. The utility model discloses technical scheme adjusts the length of scraper blade through setting up mutually supporting between first scraper blade, spout, slider, second scraper blade and the lead screw isotructure, adapts to the demand under the different regulations to, improve the adaptability of device.

Description

Ash removal scraper blade

Technical Field

The utility model relates to a scraper blade technical field specifically is a ash removal scraper blade.

Background

The boiler of the thermal power plant has the functions of burning fuel in a hearth to convert chemical energy into heat energy of flue gas, heating working media, and burning the fuel to form fly ash and slag;

the slag conveyor is arranged at the bottom of the boiler and is a transport machine for continuously conveying bulk materials by means of a moving scraper chain in a shell with a closed rectangular cross section. The working principle is that a closed metal shell bottom plate is used as a bearing component of materials such as coal slag, a scraper is fixed on a chain (namely a scraper chain) and used as a traction component of the scraper, when a motor drives a hydraulic oil pump to operate through a coupler, high-pressure oil can be filled in a hydraulic motor, under the action of continuous oil, the hydraulic motor drives a chain wheel to drive the scraper chain, so that rotary motion is converted into linear motion of the chain, when the chain passes through a slag pool, the scraper connected with the chain scrapes the slag along the bottom plate until the slag is scraped out of the bottom plate and sent to a next slag conveying channel, and the conveying task of the materials is completed. The scraper chain bypasses the chain wheel to do endless closed circulation movement, so that the material conveying can be continuously carried out.

At present, the ash removal scraper of the existing slag conveyor is generally fixed in size, and the size of the ash removal scraper cannot be adjusted according to the field condition, so that the ash removal scraper is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a remove ash sediment scraper blade has solved the problem that proposes among the background art.

The embodiment of the application provides a deashing scraper blade, including first scraper blade, the spout has been seted up on the lateral wall of first scraper blade one side, sliding connection has the slider in the spout, the one end that first scraper blade was kept away from to the slider is connected with the second scraper blade, the spout inside wall rotates and is connected with the lead screw, the lead screw runs through the slider setting, and slider and lead screw threaded connection, all install on the lateral wall of first scraper blade and second scraper blade and clean the subassembly.

Through adopting above-mentioned technical scheme, when using, strike off the lime-ash through first scraper blade, when the length of first scraper blade is adjusted to needs, rotate the lead screw, the effort will be exerted to the slider through the screw thread to the rotation of lead screw, the slider receives the effort and will move in the spout, the motion of slider will drive the second scraper blade and move, when the second scraper blade removes the assigned position, the stall lead screw, adjust the length of scraper blade through above-mentioned structure, adapt to the demand under the different regulations, thereby, the adaptability of device is improved.

Optionally, clean the subassembly and include two mounting panels, two the mounting panel is connected respectively on the lateral wall of first scraper blade and second scraper blade, two fixed pipes are installed to the symmetry on the lateral wall of mounting panel, sliding connection has the dead lever in the fixed pipe, two the dead lever lower extreme passes the fixed pipe mouth of pipe that corresponds and downwardly extending and be connected with the brush cleaner jointly, all install the spacing subassembly that is used for restricting the brush cleaner removal on the lateral wall of first scraper blade and second scraper blade.

Through adopting above-mentioned technical scheme, strike off the back when the lime-ash on the scraper blade is to equipment, when needing to clean the lime-ash of going up to equipment, take off spacing subassembly from cleaning the brush, at this moment, the cleaning brush will receive the effort of gravity, and vertical downstream will be done through the dead lever to the cleaning brush, when the cleaning brush contacts with equipment surface, removes the scraper blade, comes to clean the lime-ash on equipment surface to, the practicality of improvement device.

Optionally, the limiting assembly comprises two limiting rods, the two limiting rods are connected to the side walls of the first scraper and the second scraper respectively, the upper end of the cleaning brush is connected with a limiting ring, the limiting ring is sleeved on the limiting rods, and the limiting ring is matched with the limiting rods.

Through adopting above-mentioned technical scheme, come to carry on spacingly to the brush cleaner through spacing ring and gag lever post, prevent that the brush cleaner from removing downwards, influence the scraper blade and use.

Optionally, a spring is connected to the bottom of the tube in the fixed tube, the other end of the spring is connected to the fixed rod, and the spring is in a compressed state.

Through adopting above-mentioned technical scheme, the spring has elastic potential energy, can make the brush cleaner tightly laminate on equipment surface, improves the effect of cleaning.

Optionally, a rolling groove is formed in one end, away from the second scraper, of the sliding block, rolling balls are arranged in the rolling groove, the balls penetrate through a notch of the rolling groove, and the balls are connected to the bottom of the sliding groove in a rolling mode.

Through adopting above-mentioned technical scheme, reduce the frictional force between slider and the spout.

Optionally, one end of the screw rod penetrates through the side wall of the sliding groove, extends outwards and is connected with a rotating block, and anti-skid grains are formed in the side wall of the rotating block.

Through adopting above-mentioned technical scheme, make things convenient for the staff to rotate the lead screw.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

(1) This application technical scheme is through setting up first scraper blade, the spout, the slider, second scraper blade and lead screw isotructure, strike off the lime-ash through first scraper blade, when the length of first scraper blade is adjusted to needs, the lead screw rotates, the rotation of lead screw will be come to apply the effort to the slider through the screw thread, the slider receives the effort and will move in the spout, the motion of slider will drive the second scraper blade and move, when the second scraper blade removes the assigned position, the stall lead screw, adjust the length of scraper blade through above-mentioned structure, adapt to the demand under the different regulations, thereby, improve the adaptability of device.

(2) This application technical scheme is through setting up fixed pipe, dead lever, brush cleaner, gag lever post and spacing ring isotructure, cleans the lime-ash of striking off through the brush cleaner to, improve the practicality of device.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic view of the whole structure of a scraper for removing ash of the present invention;

FIG. 2 is a schematic top view of the scraper for removing ash according to the present invention;

FIG. 3 is a schematic view of the internal structure of a fixed pipe in the ash-removing scraper of the present invention.

In the figure: 1. a first squeegee; 2. a chute; 3. a slider; 4. a second squeegee; 5. a screw rod; 6. fixing the tube; 7. fixing the rod; 8. cleaning with a brush; 9. a limiting rod; 10. a limiting ring; 11. a spring; 12. a ball bearing; 13. rotating the block; 14. and (7) mounting the plate.

Detailed Description

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a deashing scraper blade, has seted up spout 2 on the lateral wall of first scraper blade 1 one side, and sliding connection has slider 3 in the spout 2, and slider 3 keeps away from first scraper blade 1's one end fixedly connected with

second scraper blade

4, and 2 inside walls of spout rotate and are connected with lead screw 5, and lead screw 5 runs through slider 3 setting, and

slider

3 and 5 threaded connection of lead screw, all installs on the lateral wall of first scraper blade 1 and second scraper blade 4 and clean the subassembly.

In this kind of technical scheme, when using, strike off the lime-ash through first scraper blade 1, when the length of first scraper blade 1 needs to be adjusted, rotate lead screw 5, the rotation of lead screw 5 will come to apply the effort to slider 3 through the screw, slider 3 receives the effort and will move in spout 2, the motion of slider 3 will drive second scraper blade 4 and move, when second scraper blade 4 removes the assigned position, stop rotating lead screw 5, adjust the length of scraper blade through the upper structure, adapt to the demand under the different regulations, thereby, improve the adaptability of device.

In some technical schemes, the cleaning assembly comprises two mounting plates 14, the two mounting plates 14 are respectively connected to the side walls of the first scraper 1 and the second scraper 4, two fixing pipes 6 are symmetrically installed on the side walls of the mounting plates 14, fixing pipes 6 are slidably connected with fixing rods 7, the lower ends of the two fixing rods 7 penetrate through the corresponding pipe orifices of the fixing pipes 6 and extend downwards, and the cleaning brushes 8 are connected together, limiting assemblies used for limiting the movement of the cleaning brushes 8 are installed on the side walls of the first scraper 1 and the second scraper 4, when the cleaning brushes scrape off ash residues on equipment, and clean the ash residues on the equipment, the limiting assemblies are taken down from the cleaning brushes 8, at the moment, the cleaning brushes 8 can be acted by gravity, the cleaning brushes 8 can do vertical downward movement through the fixing rods 7, when the cleaning brushes 8 are in contact with the equipment surface, the scrapers are moved to clean the ash residues on the equipment surface, and therefore the practicability of the device is improved.

In some technical schemes, spacing subassembly includes two gag lever posts 9, two gag lever posts 9 are connected respectively on the lateral wall of first scraper blade 1 and

second scraper blade

4, 8 upper ends of cleaning brush are connected with spacing ring 10, the cover of spacing ring 10 is established on gag lever post 9, and spacing ring 10 and gag lever post 9 phase-match, come to carry on spacingly to cleaning brush 8 through spacing ring 10 and gag lever post 9, prevent cleaning brush 8 downstream, when needs use cleaning brush 8, take off the gag lever post 10 from gag lever post 9 can.

In some technical schemes, the bottom of the inner pipe of the fixed pipe 6 is connected with a spring 11, the other end of the spring 11 is connected to the fixed rod 7, the spring 11 is in a compression state, the spring 11 has elastic potential energy, so that the cleaning brush 8 can be tightly attached to the surface of equipment, and the cleaning effect is improved.

In some technical schemes, a rolling groove is formed in one end, away from the second scraper 4, of the sliding block 3, rolling balls 12 are arranged in the rolling groove, the balls 12 penetrate through notches of the rolling groove, the balls 12 are connected to the bottom of the sliding groove 2 in a rolling mode, and friction force between the sliding block 3 and the sliding groove 2 is reduced.

In some technical schemes, one end of the screw rod 5 penetrates through the side wall of the sliding groove 2, extends outwards and is connected with a rotating block 13, and anti-skid grains are arranged on the side wall of the rotating block 13, so that the screw rod 5 is convenient for workers to rotate.

During the use, strike off lime-ash through first scraper blade 1, when the length of first scraper blade 1 is adjusted to needs, rotate lead screw 5, the rotation of lead screw 5 will come to apply the effort to slider 3 through the screw thread, slider 3 receives the effort and will move in spout 2, the motion of slider 3 will drive second scraper blade 4 and move, when second scraper blade 4 moves the assigned position, stop rotating lead screw 5, adjust the length of scraper blade through last structure, adapt to the demand under the different regulations, thereby, the adaptability of device is improved.

Claims

1. The utility model provides a deashing scraper blade, includes first scraper blade, its characterized in that: the utility model discloses a cleaning assembly, including first scraper blade, spout, slider, the one end of first scraper blade is kept away from to the slider, the spout has been seted up on the lateral wall of first scraper blade one side, sliding connection has the slider in the spout, the one end that first scraper blade was kept away from to the slider is connected with the second scraper blade, the spout inside wall rotates and is connected with the lead screw, the lead screw runs through the slider setting, and slider and lead screw threaded connection, all install on the lateral wall of first scraper blade and second scraper blade and clean the subassembly.

2. The ash removal scraper blade of claim 1, wherein the cleaning assembly comprises two mounting plates, the two mounting plates are respectively connected to the side walls of the first scraper blade and the second scraper blade, two fixing tubes are symmetrically mounted on the side walls of the mounting plates, fixing rods are slidably connected in the fixing tubes, the lower ends of the two fixing rods penetrate through the corresponding fixing tube orifices, extend downwards and are connected with the cleaning brush together, and limiting assemblies for limiting the movement of the cleaning brush are mounted on the side walls of the first scraper blade and the second scraper blade.

3. The ash removal scraper blade of claim 2, wherein the limiting component comprises two limiting rods, the two limiting rods are respectively connected to the side walls of the first scraper blade and the second scraper blade, the upper end of the cleaning brush is connected with a limiting ring, the limiting ring is sleeved on the limiting rods, and the limiting ring is matched with the limiting rods.

4. The ash removing scraper blade as claimed in claim 2, wherein a spring is connected to the bottom of the fixed tube, and the other end of the spring is connected to the fixed rod, and the spring is in a compressed state.

5. The ash removing scraper blade of claim 1, wherein the end of the slide block away from the second scraper blade is provided with a rolling groove, a rolling ball is arranged in the rolling groove, the rolling ball passes through the notch of the rolling groove, and the rolling ball is connected with the bottom of the sliding groove in a rolling manner.

6. The ash removing scraper blade of claim 1, wherein one end of the screw rod passes through the side wall of the chute, extends outwards and is connected with a rotating block, and the side wall of the rotating block is provided with anti-skid lines.