CN213201135U

CN213201135U - Elevator feed inlet for dry slag discharge of thermal power plant

Info

Publication number: CN213201135U
Application number: CN202022137013.7U
Authority: CN
Inventors: 张子健
Original assignee: Chengde Zhongdian Xinhai Power Transmission Equipment Manufacturing Co ltd
Current assignee: Chengde Zhongdian Xinhai Power Transmission Equipment Manufacturing Co ltd
Priority date: 2020-09-25
Filing date: 2020-09-25
Publication date: 2021-05-14
Anticipated expiration: 2030-09-25

Abstract

The utility model discloses a slag dry-type discharging of thermal power plant is with lifting machine feed inlet, including the machine fill, one side of machine fill is provided with the feed inlet, and the inside bottom surface of feed inlet is provided with a plurality of cramps, and a side that the inside of feed inlet is close to the machine fill is provided with the installing frame, and is equipped with the screen in the installing frame. The utility model discloses a dry slag discharging system of thermal power plant carries machine with fill, through changing into trapezoidal formula feed inlet after, effectual unpredicted debris get into the inside back of carrying machine with the fill, carry quick-witted hopper and the harm nature that promotes the chain to the fill, the emergence of accidents such as the chain of taking off of the machine is carried to the fill that has significantly reduced, for guaranteeing unit normal operating, provides reliable assurance, pulls out the bolt, through rotating the handle on the carousel, can make the feed inlet cover, easy operation compares in the feeder hopper of traditional fixed structure, the feed inlet of the utility model makes things convenient for the staff to carry out periodic cleaning to the interior debris of feed inlet very much.

Description

Elevator feed inlet for dry slag discharge of thermal power plant

Technical Field

The utility model relates to a lifting machine specifically is a slag dry-off of thermal power plant is with lifting machine feed inlet.

Background

The dry slag removal technology was invented by Kawasaki Seiki Seisakusho, Japan for the first time, and the main principle thereof is to cool high-temperature slag with air and discharge the bottom slag in a dry state out of the system. On one hand, the purposes of saving water, improving the boiler efficiency and recycling resources are achieved; on the other hand, the problems of heat loss, steam corrosion on boiler parts, inconvenience in conveying and recycling of wet slag and the like of a hydraulic slag discharging system are solved. The existing dry slag discharging system bucket elevator of a thermal power plant generally has a problem that sundries are very easily fed into a feeding port, wherein the most important thing is a boiler protecting net, if the sundries are not found or cleaned in time, the sundries are very easily fed into a bucket elevator shell, so that a hopper is scraped, the hopper is deformed, a chain dropping phenomenon can occur in the serious case, and the normal operation of the bucket elevator is seriously influenced. The existing feed inlet technology of the bucket elevator is basically that most of materials are straight-sliding feed inlets, and materials directly enter the bucket elevator and slide into a hopper of the bucket elevator. Therefore, the utility model provides a thermal power plant arranges sediment futilely and uses lifting machine feed inlet to solve the problem that proposes in the above-mentioned background art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a thermal power plant arranges sediment futilely and uses lifting machine feed inlet to solve the problem that proposes in the above-mentioned background art.

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

a feeding hole of a dry slag removal hoister in a thermal power plant comprises a machine bucket, wherein a feeding hole is formed in one side of the machine bucket, a plurality of fasteners are arranged on the bottom surface of the inner part of the feeding hole, an installation frame is arranged on one side surface, close to the machine bucket, of the inner part of the feeding hole, and a partition net is arranged in the installation frame;

the downside of feed inlet is equipped with the pivot of rotation connection in the inside one side of machine fill, and the front end fixedly connected with drive gear of pivot, and one side of drive gear is equipped with rather than the engaged toothed plate, and one side of toothed plate is equipped with and rotates the screw rod that can connect in the machine fill front side, and threaded connection has the spiral shell piece with toothed plate fixed connection on the screw rod, the lower extreme fixedly connected with bevel gear one of screw rod, bevel gear one's front side is equipped with fixed mounting on the machine fill mounting bracket, and the mounting bracket internal rotation is connected with the bevel gear two with bevel gear one engaged with.

As a further aspect of the present invention: the side surface of the feeding port is in a right trapezoid shape, and the feeding port is fixedly connected with the rotating shaft.

As a further aspect of the present invention: the upside fixed mounting of feed inlet has the limiting plate, and is provided with the bolt between limiting plate and the machine bucket.

As a further aspect of the present invention: the left and right sides of installing frame all is connected with the slider, and the spout that corresponds the slider is all seted up to the inside both sides of feed inlet.

As a further aspect of the present invention: the front side of the machine bucket is fixedly provided with a vertical sliding rail corresponding to the position of the toothed plate, and the toothed plate is vertically and slidably connected in the vertical sliding rail.

As a further aspect of the present invention: and a turntable fixedly connected with the bevel gear II is arranged outside the mounting frame, and a handle is fixedly mounted on the edge of the outer side surface of the turntable.

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

1. the utility model discloses a thermal power plant arranges sediment system futilely and carries machine with fill, through changing to trapezoidal formula feed inlet after, effectual prevention unpredicted debris get into the inside back of machine is carried to the fill, carry quick-witted hopper and promote the harm nature of chain to the fill, the emergence of accidents such as the chain breaking of machine is carried to the fill that has significantly reduced, for guaranteeing unit normal operating, provides reliable assurance.

2. The utility model discloses pull out the bolt, through rotating the handle on the carousel, can make the feed inlet cover, easy operation compares in the feeder hopper of traditional fixed structure, the feed inlet of the utility model structure makes things convenient for the staff to carry out periodic cleaning to the interior debris of feed inlet very much.

Drawings

FIG. 1 is a schematic structural diagram of a feed inlet of an elevator for dry slag removal in a thermal power plant.

FIG. 2 is a schematic side sectional view of a mounting frame in a feed inlet of an elevator for dry slag removal in a thermal power plant.

FIG. 3 is a schematic structural diagram of a feed inlet in a feed inlet of an elevator for dry slag removal in a thermal power plant.

In the figure: 1. a machine bucket; 2. a feed inlet; 3. a rotating shaft; 4. a transmission gear; 5. a toothed plate; 6. a mounting frame; 7. a turntable; 8. a screw block; 9. a limiting plate; 10. a bolt; 11. a vertical slide rail; 12. a screw; 13. a first bevel gear; 14. a second bevel gear; 15. a slider; 16. separating the net; 17. fastening; 18. and (5) installing the frame.

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. 1-3, in an embodiment of the present invention, a feeding port of a lifting machine for dry slag removal in a thermal power plant includes a bucket 1, a feeding port 2 is disposed on one side of the bucket 1, a position-limiting plate 9 is fixedly mounted on an upper side of the feeding port 2, a pin 10 is disposed between the position-limiting plate 9 and the bucket 1, a plurality of fastening nails 17 are disposed on an inner bottom surface of the feeding port 2, a mounting frame 18 is disposed on a side surface of the feeding port 2 close to the bucket 1, and a spacer net 16 is disposed in the mounting frame 18, so that when the feeding port 2 is changed into a ladder form, unforeseen impurities are effectively prevented from entering the bucket elevator, and then the feeding port 2 is provided with the plurality of fastening nails 17 and the spacer net 16, so that the impurities, especially boiler protecting nets and the like, can be prevented from entering the elevator casing, thereby scraping the bucket and causing deformation thereof, and reducing damage to the, accidents such as chain dropping of the bucket elevator are greatly reduced, reliable guarantee is provided for guaranteeing normal operation of the unit, the left side and the right side of the mounting frame 18 are both connected with the sliding blocks 15, sliding grooves corresponding to the sliding blocks 15 are formed in the two inner sides of the feeding port 2, and the damaged partition net 16 is convenient to replace through the sliding blocks 15 of the mounting frame 18 and the sliding groove structures corresponding to the sliding blocks 15;

the lower side of the feed inlet 2 is provided with a rotating shaft 3 rotatably connected to one side inside the machine bucket 1, the side surface of the feed inlet 2 is in a right trapezoid shape, the feed inlet 2 is fixedly connected with the rotating shaft 3, the front end of the rotating shaft 3 is fixedly connected with a transmission gear 4, one side of the transmission gear 4 is provided with a toothed plate 5 meshed with the transmission gear, the front side of the machine bucket 1 is fixedly provided with a vertical sliding rail 11 corresponding to the position of the toothed plate 5, the toothed plate 5 is vertically and slidably connected into the vertical sliding rail 11, one side of the toothed plate 5 is provided with a screw 12 rotatably connected to the front side of the machine bucket 1, the screw 12 is in threaded connection with a screw block 8 fixedly connected with the toothed plate 5, the lower end of the screw 12 is fixedly connected with a first bevel gear 13, the front side of the first bevel gear 13 is provided with a mounting frame 6 fixedly mounted on the machine bucket 1, the inside of the mounting frame 6 is rotatably connected with a, and a handle is fixedly installed at the edge of the outer side surface of the rotary table 7, the bolt 10 is pulled out, a second bevel gear 14 fixedly connected with the rotary table 7 rotates by rotating the handle on the rotary table 7, the second bevel gear 14 rotates to drive a first bevel gear 13 engaged with the second bevel gear to rotate, the first bevel gear 13 rotates to drive a screw 12 of which the upper end is fixedly connected with the first bevel gear to rotate, because the toothed plate 5 is in threaded connection with the screw 12 through a screw block 8, and the toothed plate 5 slides up and down in a vertical sliding rail 11, the rotating screw 12 can enable the toothed plate 5 to move up and down in the vertical sliding rail 11, and when the toothed plate 5 moves up, the transmission gear 4 of which one side is engaged with the toothed plate is driven to rotate, the rotating transmission gear 4 drives a rotating shaft 3 fixedly connected with the rotating shaft 3 to rotate, and the feed inlet 2 fixedly connected with.

The utility model discloses a theory of operation is:

the utility model discloses a change feed inlet 2 into the ladder form, the effectual unforeseen debris that has prevented gets into the inside back of bucket elevator, through setting up a plurality of cramps 17 and spacer screens 16 in feed inlet 2, can separate debris, especially the entering elevator casing inside of boiler protecting wire net etc. leads to scraping the hopper, cause its deformation, reduced the harm nature to bucket elevator hopper and promotion chain, the emergence of accidents such as the chain dropping of bucket elevator has greatly reduced, for guaranteeing the normal operating of unit, provide reliable assurance, through setting up slider 15 and its corresponding spout structure of installing frame 18, conveniently change damaged spacer screen 16; meanwhile, when a lot of sundries or fragments of boiler protection nets and the like are stored in the ladder-shaped feed inlet 2, the interior of the feed inlet 2 needs to be cleaned regularly, the bolt 10 is pulled out, the bevel gear II 14 fixedly connected with the rotary table 7 rotates by rotating the handle on the rotary table 7, the bevel gear II 14 drives the bevel gear I13 meshed with the bevel gear II to rotate, the bevel gear I13 drives the screw rod 12 with the upper end fixedly connected with the bevel gear I to rotate, the toothed plate 5 is in threaded connection with the screw rod 12 through the screw block 8, and the toothed plate 5 slides up and down in the vertical slide rail 11, so the rotating screw rod 12 enables the toothed plate 5 to move up and down in the vertical slide rail 11, and when the toothed plate 5 moves up, the transmission gear 4 with one side meshed with the toothed plate is driven to rotate, the rotating transmission gear 4 drives the rotating shaft 3 fixedly connected with the rotating gear 4 to rotate, and the feed inlet 2 fixedly, make feed inlet 2 cover, make things convenient for the staff to clear up the debris in the feed inlet 2.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A feeding port of a lifter for dry slag removal in a thermal power plant comprises a hopper (1) and is characterized in that a feeding port (2) is arranged on one side of the hopper (1), a plurality of fasteners (17) are arranged on the bottom surface of the interior of the feeding port (2), an installation frame (18) is arranged on one side surface of the interior of the feeding port (2) close to the hopper (1), and a separation net (16) is arranged in the installation frame (18);

the downside of feed inlet (2) is equipped with to rotate and connects in pivot (3) of the inside one side of machine fill (1), the front end fixedly connected with drive gear (4) of pivot (3), and one side of drive gear (4) is equipped with rather than meshed pinion rack (5), one side of pinion rack (5) is equipped with to rotate and can connects in screw rod (12) of machine fill (1) front side, and threaded connection has spiral shell piece (8) rather than pinion rack (5) fixed connection on screw rod (12), the lower extreme fixedly connected with bevel gear (13) of screw rod (12), the front side of bevel gear (13) is equipped with mounting bracket (6) of fixed mounting on machine fill (1), and mounting bracket (6) internal rotation is connected with bevel gear two (14) with bevel gear (13) meshing.

2. The feeding port of the hoister for dry slagging of thermal power plant as claimed in claim 1, characterized in that the side of the feeding port (2) is right trapezoid, and the feeding port (2) is fixedly connected with the rotating shaft (3).

3. The feeding hole of the elevator for the dry slag removal of the thermal power plant as claimed in claim 1, wherein a limiting plate (9) is fixedly mounted on the upper side of the feeding hole (2), and a bolt (10) is arranged between the limiting plate (9) and the bucket (1).

4. The feeding hole of the hoister for dry slagging of the thermal power plant as claimed in claim 1, characterized in that the left and right sides of the mounting frame (18) are connected with sliding blocks (15), and the two sides of the interior of the feeding hole (2) are provided with sliding grooves corresponding to the sliding blocks (15).

5. The feeding hole of the hoister for dry slagging of the thermal power plant as claimed in claim 1, characterized in that a vertical slide rail (11) corresponding to the position of the toothed plate (5) is fixedly installed at the front side of the bucket (1), and the toothed plate (5) is vertically and slidably connected in the vertical slide rail (11).

6. The feeding hole of the elevator for the dry slag removal of the thermal power plant as claimed in claim 1, wherein a rotary table (7) fixedly connected with a second bevel gear (14) is arranged outside the mounting frame (6), and a handle is fixedly mounted on the edge of the outer side surface of the rotary table (7).