CN214094556U

CN214094556U - Fire grate with decoking and combustion-supporting functions

Info

Publication number: CN214094556U
Application number: CN202023148711.3U
Authority: CN
Inventors: 周长军; 郭云龙; 唐荣俊; 唐荣彪; 周文星
Original assignee: Xinghua Xingdong Cast Steel Co ltd
Current assignee: Xinghua Xingdong Cast Steel Co ltd
Priority date: 2020-12-23
Filing date: 2020-12-23
Publication date: 2021-08-31
Anticipated expiration: 2030-12-23

Abstract

The utility model discloses a fire grate with decoking and combustion-supporting functions, which comprises a fire grate main body, wherein a diversion seat is fixedly arranged at the middle position of the lower end in the fire grate main body, a rotary rod is movably inserted at the middle position in the diversion seat, a cleaning rod is fixedly arranged at one side of the lower end of the rotary rod, crushing knives are fixedly arranged at both sides of the upper end of the rotary rod, a through hole is arranged at the lower end of the fire grate main body, a first supporting rod and a second supporting rod are respectively and fixedly arranged at the upper end of the fire grate main body, the integral device has good combustion-supporting effect through the arrangement of the first supporting rod and the second supporting rod, when fuel falls into the fire grate main body, the fuel falls onto the first supporting rod and the second supporting rod, the fuel is picked up under the action of the first supporting rod and the second supporting rod, so that gaps are generated between the fuel, and air can enter, facilitating the full combustion of the fuel.

Description

Fire grate with decoking and combustion-supporting functions

Technical Field

The utility model relates to a grate field specifically is a grate with decoking and combustion-supporting function.

Background

A boiler or an industrial furnace is a unit for stacking and efficiently burning solid fuel. The whole fire grate mainly comprises a frame and a fire grate segment. The grate segments are usually made of cast iron, the necessary ventilation gaps are maintained between the segments after assembly, and separate ventilation chambers capable of adjusting air volume are arranged below the grate so that air can enter the fuel layer through the gaps for combustion. The burnt ash is discharged by manual or mechanical method. The grate can be of fixed type, movable type, reciprocating type, vibrating type, underfeed type and the like.

The traditional fire grate has the functions of ventilation and slag discharge, basically has no functions of decoking and combustion supporting, easily causes the internal coking of the fire grate after long-term use, influences the slag removal and discharge of the fire grate, simultaneously accumulates a large amount of combustion objects in the fire grate, has no circulation of air, is easy to seriously burn, causes fuel waste, and provides a fire grate with the functions of decoking and combustion supporting for solving a series of problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a grate with decoking and combustion-supporting function 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 a grate with decoking and combustion-supporting function, includes the grate main part, the intermediate position department fixed mounting of the inside lower extreme of grate main part has the water conservancy diversion seat, the activity interlude of the inside intermediate position department of water conservancy diversion seat has the rotary rod, one side fixed mounting of rotary rod lower extreme has the clearance pole, the equal fixed mounting in both sides of rotary rod upper end has crushing sword, the through-hole has been seted up to the lower extreme of grate main part, the upper end of grate main part fixed mounting respectively has first bracing piece and second bracing piece.

Preferably, the first support rod and the second support rod have the same length and are both smaller than the radius of the grate body.

Preferably, the first support bar and the second support bar are distributed in a staggered manner inside the grate body.

Preferably, the crushing blade is inclined on the surface of the rotating rod, and the upper end of the crushing blade is tapered.

Preferably, the length of the cleaning rod is smaller than the radius of the grate main body, a steel brush is fixedly mounted at the lower end of the cleaning rod, and the lower end of the steel brush is attached to the lower end inside the grate main body.

Preferably, the through holes are uniformly and symmetrically distributed at the lower end of the grate main body, and the diameter of the upper end of the through holes is larger than that of the lower end of the through holes.

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

1. the arrangement of the first support rod and the second support rod enables the whole device to have a good combustion-supporting effect, when fuel falls into the grate main body, the fuel falls onto the first support rod and the second support rod, and the fuel is lifted under the action of the first support rod and the second support rod, so that gaps are formed between the fuel, air can enter, and the fuel can be combusted sufficiently;

2. the integral device has a good crushing effect through the arrangement of the crushing knife, a user rotates the rotating rod, the rotating rod drives the crushing knife to rotate, and the crushing knife cuts fuel, so that the fuel can be better combusted, the combustion effect is enhanced, coking is avoided, and resource waste is caused;

3. when the rotary rod is rotatory, the rotary rod rotates in the inside of grate main part through clearance pole band steel brush for the steel brush is scraped the material repeatedly to the upper end of through-hole, avoids the inside coking of through-hole, influences the slagging-off effect.

Drawings

FIG. 1 is a schematic view of the internal structure of the device of the present invention;

fig. 2 is a schematic top view of the grate according to the present invention.

In the figure: 1. a grate body; 2. a first support bar; 3. a second support bar; 4. a crushing knife; 5. cleaning the rod; 6. a steel brush; 7. a flow guide seat; 8. rotating the rod; 9. and a through hole.

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 technical scheme in the utility model, all other embodiments that ordinary skilled person in the art obtained under the prerequisite of not making the creative work all belong to the scope of the utility model protection.

Referring to fig. 1 to 2, the present invention provides a technical solution: a fire grate with decoking and combustion-supporting functions comprises a fire grate main body 1, a flow guide seat 7 is fixedly installed at the middle position of the lower end in the fire grate main body 1, a rotary rod 8 is movably inserted in the middle position of the interior of the flow guide seat 7, a cleaning rod 5 is fixedly installed at one side of the lower end of the rotary rod 8, crushing knives 4 are fixedly installed at two sides of the upper end of the rotary rod 8, through holes 9 are formed in the lower end of the fire grate main body 1, a first supporting rod 2 and a second supporting rod 3 are respectively and fixedly installed at the upper end of the fire grate main body 1, when fuel falls into the interior of the fire grate main body 1, the fuel falls onto the first supporting rod 2 and the second supporting rod 3, the fuel is lifted under the action of the first supporting rod 2 and the second supporting rod 3, gaps are generated between the fuel, air can enter, the fuel can be conveniently combusted sufficiently, a user rotates the rotary rod 8, the rotary rod 8 drives the crushing knives 4 to rotate, smash sword 4 and cut the fuel, the better burning of the fuel of being convenient for has strengthened the combustion effect, avoids the coking, causes the waste of resource, and when rotary rod 8 was rotatory, rotary rod 8 rotated in the inside of grate main part 1 through 5 strip steel brushes 6 of clearance pole for material is scraped repeatedly to the upper end of through-hole 9 to steel brush 6, avoids the inside coking of through-hole 9, influences the slagging-off effect.

Furthermore, the lengths of the first support rod 2 and the second support rod 3 are equal and are smaller than the radius of the grate main body 1, so that the first support rod 2 and the second support rod 3 are prevented from influencing the blanking of fuel.

Furthermore, the first support rod 2 and the second support rod 3 are distributed in the grate main body 1 in a staggered manner, so that fuel can be well lifted, and the combustion effect is enhanced.

Furthermore, the surface of the rotating rod 8 of the crushing blade 4 is inclined, and the upper end of the crushing blade 4 is conical, so that when fuel falls on the surface of the crushing blade 4, the fuel can be crushed, and the combustion effect is enhanced.

Further, the length of clearance pole 5 is less than the radius of grate main part 1, and the lower extreme fixed mounting of clearance pole 5 has steel brush 6, and the lower extreme of steel brush 6 is laminated mutually with the inside lower extreme of grate main part 1, avoids the rotation of clearance pole 5, influences the result of use, is convenient for clear up through-hole 9 through steel brush 6 simultaneously.

Furthermore, the through holes 9 are uniformly and symmetrically distributed at the lower end of the grate main body 1, and the diameter of the upper end of the through holes is larger than that of the lower end of the through holes, so that better blanking of the through holes 9 is facilitated.

The working principle is as follows: when the fuel falls in the inside of grate main part 1, the fuel falls on first bracing piece 2 and second bracing piece 3, pick up the fuel under the effect of first bracing piece 2 and second bracing piece 3, make to produce the gap between the fuel, make the air can get into, the abundant burning of fuel of being convenient for, the user rotates rotary rod 8, rotary rod 8 drives crushing sword 4 and rotates, crushing sword 4 cuts the fuel, be convenient for the better burning of fuel, the combustion effect has been strengthened, avoid the coking, cause the waste of resource, when rotary rod 8 is rotatory, rotary rod 8 rotates in the inside of grate main part 1 through cleaning rod 5 band steel brush 6, make steel brush 6 scrape the material repeatedly to the upper end of through-hole 9, avoid the inside coking of through-hole 9, influence the slagging-off effect.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a grate with decoking and combustion-supporting function, includes grate main part (1), its characterized in that: the grate comprises a grate body (1), a guide seat (7) is fixedly mounted at the middle position of the inner lower end of the grate body (1), a rotary rod (8) is movably inserted at the middle position of the inner portion of the guide seat (7), a cleaning rod (5) is fixedly mounted at one side of the lower end of the rotary rod (8), crushing knives (4) are fixedly mounted on two sides of the upper end of the rotary rod (8), through holes (9) are formed in the lower end of the grate body (1), and a first supporting rod (2) and a second supporting rod (3) are fixedly mounted at the upper end of the grate body (1) respectively.

2. The grate with decoking and combustion supporting functions as claimed in claim 1, wherein: the lengths of the first supporting rod (2) and the second supporting rod (3) are equal and are both smaller than the radius of the grate main body (1).

3. The grate with decoking and combustion supporting functions as claimed in claim 1, wherein: the first support rods (2) and the second support rods (3) are distributed in the grate main body (1) in a staggered mode.

4. The grate with decoking and combustion supporting functions as claimed in claim 1, wherein: the crushing knife (4) is arranged on the surface of the rotating rod (8) in an inclined manner, and the upper end of the crushing knife (4) is in a conical shape.

5. The grate with decoking and combustion supporting functions as claimed in claim 1, wherein: the length of clearance pole (5) is less than the radius of grate main part (1), the lower extreme fixed mounting of clearance pole (5) has steel brush (6), the lower extreme of steel brush (6) with the inside lower extreme of grate main part (1) is laminated mutually.

6. The grate with decoking and combustion supporting functions as claimed in claim 1, wherein: the through holes (9) are uniformly and symmetrically distributed at the lower end of the grate main body (1), and the diameter of the upper end of the through holes is larger than that of the lower end of the through holes.