CN213146587U - Rotary fire grate - Google Patents
Rotary fire grate Download PDFInfo
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- CN213146587U CN213146587U CN202021273569.2U CN202021273569U CN213146587U CN 213146587 U CN213146587 U CN 213146587U CN 202021273569 U CN202021273569 U CN 202021273569U CN 213146587 U CN213146587 U CN 213146587U
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- grate
- rotary
- pipe
- boiler body
- rotary grate
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Abstract
The utility model provides a rotary grate, including feeder, the feeder right side is connected with feed pipe, the feed pipe right side is connected with the boiler body, boiler body lateral wall is equipped with the cloth tuber pipe, the cloth tuber pipe is located the feed pipe below, boiler body rear end lateral wall is equipped with into husky pipe, be equipped with the furnace gate in the positive centre of boiler body, the furnace gate below is equipped with furnace, the furnace below is equipped with rotary grate, the rotary grate below is equipped with the grate, the grate below is equipped with the grate bearing, wear to be equipped with the ash falling pipe in the middle of the grate bearing, the ash falling pipe outside package is equipped with rotating device, the rotating device left; the utility model can be suitable for low-nitrogen combustion technology through rotating even distribution, the design of furnace chamber sealing, no air leakage of the boiler and improved combustion efficiency; the fire grate driving device is simple and has low failure rate.
Description
Technical Field
The utility model relates to the field of industrial equipment, especially, relate to rotary grate.
Background
The combustion equipment of industrial boilers is divided into: the chain grate, the fixed hand-burning grate, the reciprocating grate, the oil burner, the gas burner and the like have various characteristics, but have complex structures and are easy to break down.
In recent years, the national requirements for environmental protection are higher and higher, and energy conservation and emission reduction also become mainstream trends. The existing emission reduction technology generally carries out waste gas recovery treatment through post-equipment or sacrifices part of efficiency so as to achieve the effect of emission reduction. The rear devices incur unnecessary costs and reducing power reduces the utilization of the devices. The installation of the cleaning structure inside the device is complicated, and the failure rate is increased.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned defect of prior art, the utility model provides a rotary grate, including feeder 1, feeder 1 right side is connected with charge-in pipeline 11, charge-in pipeline 11 right side is connected with boiler body 12, boiler body 12 lateral wall is equipped with cloth tuber pipe 2, cloth tuber pipe 2 is located charge-in pipeline 11 below, boiler body 12 rear end lateral wall is equipped with into husky pipe 9, boiler body 12 is equipped with furnace gate 5 in the middle of being positive, furnace gate 5 below is equipped with furnace 13, furnace 13 below is equipped with rotary grate 14, 14 below of rotary grate is equipped with grate 4, 4 below of grate is equipped with grate bearing 6, wear to be equipped with ash falling pipe 10 in the middle of grate bearing 6, ash falling pipe 10 outside package is equipped with rotating device 15, rotating device 15 left side is equipped with motor.
Preferably, the side wall of the rotary grate 14 is provided with a grate side sealing block 8.
Preferably, the rotary bearing 7 is arranged at the connection of the rotating device 15 and the motor 3.
Preferably, the grate 4 is provided in a plurality distributed under the rotary grate 14.
Preferably, the grate face of the rotating grate 14 is funnel shaped.
Preferably, the upper surface of the ash chute 10 is flush with the bottom of the rotating grate 14.
Preferably, the feed pipe 11 is internally provided with a screw feeder.
Preferably, the rotating grate 14 is made of high temperature wear resistant steel.
Preferably, the angle of the refractory concrete in the grate 4 is 15 ° to the horizontal.
Preferably, the grate surface of the rotary grate 14 is provided with a plurality of hoods 16, and the hoods 16 are scattered on the grate surface.
The utility model has the advantages that: the low-nitrogen combustion technology can be suitable through rotating and uniformly distributing, the hearth is sealed, air leakage of the boiler is avoided, and the combustion efficiency is improved; the fire grate driving device is simple and has low failure rate.
Drawings
Fig. 1 is a front view of the present invention;
fig. 2 is a side view of the present invention;
fig. 3 is a top view of the present invention;
in the figure, the position of the upper end of the main shaft,
1. a feeding device; 2. distributing air pipes; 3. an electric motor; 4. a grate; 5. a furnace door; 6. a grate support base; 7. a rotating bearing; 8. a grate side seal block; 9. a sand inlet pipe; 10. a dust falling pipe; 11. a feed conduit; 12. a boiler body; 13. a hearth; 14. rotating the grate; 15. a rotating device; 16. a blast cap.
Detailed Description
In order to make the technical solutions of the present invention better understood and make the above features, objects, and advantages of the present invention more comprehensible, the present invention is further described with reference to the following examples. The examples are intended to illustrate the invention only and are not intended to limit the scope of the invention.
As shown in fig. 1-3, the present invention comprises: feeder 1, feeder 1 right side is connected with charge-in pipeline 11, charge-in pipeline 11 right side is connected with boiler body 12, boiler body 12 lateral wall is equipped with cloth tuber pipe 2, cloth tuber pipe 2 is located charge-in pipeline 11 below, boiler body 12 rear end lateral wall is equipped with into husky pipe 9, boiler body 12 positive centre is equipped with furnace gate 5, the furnace gate 5 below is equipped with furnace 13, furnace 13 below is equipped with rotary grate 14, be equipped with grate 4 on the rotary grate 14, rotary grate 14 below is equipped with grate bearing 6, wear to be equipped with ash falling pipe 10 in the middle of the grate bearing 6, ash falling pipe 10 outside package is equipped with rotating device 15, rotating device 15 left side is equipped with motor 3.
In the present embodiment, it is preferable that a grate side sealing block 8 is provided above the side wall of the rotary grate 14.
By adopting the structure, the sealing structure is formed, and the combustion efficiency is improved.
In the present embodiment, it is preferable that the rotary bearing 7 is provided at the connection between the turning device 15 and the motor 3.
With the above structure, the rotary bearing 7 plays a role in reducing friction, and power transmission is improved.
In the present embodiment, the grate 4 is preferably provided in a plurality distributed under the rotary grate 14.
By adopting the structure, the fuel can be conveniently and fully combusted.
In this embodiment, the grate surface of the rotating grate 14 is preferably funnel-shaped.
With the above structure, the funnel-shaped rotary grate 14 is beneficial to discharging ash.
In this embodiment, it is preferred that the upper surface of the ash chute 10 is flush with the bottom of the rotating grate 14.
The above structure is provided to facilitate the discharge of the residue, ash remaining after combustion, from the ash dropping pipe 10.
In the present embodiment, it is preferable that a screw feeder is provided inside the feed pipe 11.
By adopting the structure, the selected fuel is granular solid, and the feeding pipeline 11 is convenient for pushing the fuel into the hearth.
In this embodiment, the rotating grate 14 is preferably made of high temperature wear resistant steel.
The arrangement of the structure improves the service life of the rotary grate 14.
In the present embodiment, the angle of the refractory concrete in the grate 4 is preferably 15 ° to the horizontal.
In this embodiment, it is preferable that the grate surface of the rotary grate 14 is provided with a plurality of hoods 16, and the hoods 16 are scattered on the grate surface.
The structure is arranged, so that the air required by the combustion chamber is input, and the fluidization of the fluid fuel is facilitated.
In use, fuel is combusted from the feed device 1 through the helical feed device in the distribution plenum 2 into the furnace 13 in the boiler body 12. The fuel is accumulated on the rotary grate 14, the fuel is fully combusted on the grate 4, and the residue left after combustion is discharged from the ash falling pipe 10. The motor 3 provides a power source for the rotary grate 14, the blast cap 16 provides a fluidization and supplying condition for fluid fuel, the furnace door 5 is convenient for observing the content in the boiler after being opened, and the sand inlet pipe 9 is convenient for the entering of gravel.
The above-described embodiments are merely illustrative of the principles and utilities of the present patent application and are not intended to limit the present patent application. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of this patent application. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical concepts disclosed in the present application shall be covered by the claims of this patent application.
Claims (10)
1. The rotary grate is characterized by comprising a feeding device (1), wherein a feeding pipeline (11) is connected to the right side of the feeding device (1), a boiler body (12) is connected to the right side of the feeding pipeline (11), a distributing air pipe (2) is arranged on the side wall of the boiler body (12), the distributing air pipe (2) is positioned below the feeding pipeline (11), a sand inlet pipe (9) is arranged on the side wall of the rear end of the boiler body (12), a boiler door (5) is arranged in the middle of the boiler body (12), a hearth (13) is arranged below the boiler door (5), a rotary grate (14) is arranged below the hearth (13), a grate (4) is arranged below the rotary grate (14), a grate supporting seat (6) is arranged below the grate (4), an ash falling pipe (10) is arranged in the middle of the grate supporting seat (6) in a penetrating manner, and a rotating device (15) is wrapped outside the ash, and the left side of the rotating device (15) is provided with a motor (3).
2. The rotary grate of claim 1, wherein: and a fire grate side sealing block (8) is arranged on the side wall of the rotary fire grate (14).
3. The rotary grate of claim 1, wherein: and a rotary bearing (7) is arranged at the joint of the rotating device (15) and the motor (3).
4. The rotary grate of claim 1, wherein: the fire grates (4) are distributed below the rotary fire grate (14).
5. The rotary grate of claim 4, wherein: the grate surface of the rotary grate (14) is funnel-shaped.
6. The rotary grate of claim 1, wherein: the upper surface of the ash falling pipe (10) is flush with the bottom of the rotary grate (14).
7. The rotary grate of claim 1, wherein: and a spiral feeding device is arranged in the feeding pipeline (11).
8. The rotary grate of claim 4, wherein: the rotary grate (14) is made of high-temperature wear-resistant steel.
9. The rotary grate of claim 1, wherein: the included angle between the refractory concrete in the grate (4) and the horizontal plane is 15 degrees.
10. The rotary grate of claim 1, wherein: the grate surface of the rotary grate (14) is provided with a plurality of wind caps (16), and the wind caps (16) are scattered on the grate surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021273569.2U CN213146587U (en) | 2020-07-02 | 2020-07-02 | Rotary fire grate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021273569.2U CN213146587U (en) | 2020-07-02 | 2020-07-02 | Rotary fire grate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213146587U true CN213146587U (en) | 2021-05-07 |
Family
ID=75728931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021273569.2U Active CN213146587U (en) | 2020-07-02 | 2020-07-02 | Rotary fire grate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213146587U (en) |
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2020
- 2020-07-02 CN CN202021273569.2U patent/CN213146587U/en active Active
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