CN213841343U - Vertical phase-change hot water boiler capable of burning oil/gas biomass - Google Patents
Vertical phase-change hot water boiler capable of burning oil/gas biomass Download PDFInfo
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- CN213841343U CN213841343U CN202022910654.1U CN202022910654U CN213841343U CN 213841343 U CN213841343 U CN 213841343U CN 202022910654 U CN202022910654 U CN 202022910654U CN 213841343 U CN213841343 U CN 213841343U
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Abstract
The utility model relates to a vertical phase-change hot water boiler capable of burning oil/gas biomass, belonging to the technical field of phase-change hot water boilers; the furnace comprises a shell, a furnace pipe is welded in the shell, an upper smoke box is welded at the top end of the furnace pipe, a flue is welded at one end of the upper smoke box, the flue is welded with the top end of the shell and extends out of the shell, and the interior of the furnace pipe, the upper smoke box and the flue is communicated; a water containing cavity is formed between the shell and the furnace liner, a gas containing cavity is formed between the flue and the shell, an ascending screwed smoke pipe and a descending screwed smoke pipe are arranged in the water containing cavity, the lower ends of the ascending screwed smoke pipe and the descending screwed smoke pipe are communicated with an annular lower smoke box, the upper end of the ascending screwed smoke pipe is communicated with an upper smoke box, and the upper end of the descending screwed smoke pipe is communicated with the furnace liner; a plurality of layers of spiral tube heat exchangers are arranged in the air containing cavity; a feeding hole is arranged on one side of the shell, and a grate is arranged in the furnace pipe; the top end of the shell is provided with an exhaust valve and a vacuum meter connector. The utility model realizes the function of burning various fuels which can be applicable to one furnace.
Description
Technical Field
The utility model belongs to the technical field of the hot water boiler that changes phase, especially, relate to a mutual conversion of combustion apparatus of small-size vertical hot water boiler heat transfer equipment that changes phase and combustible oil (gas), living beings granule.
Background
The boiler industry in China is started from the fifth and sixty years of the last century, and most of the existing heating furnaces use coal, oil and gas as main fuels, and the fuels are shortage of energy and expensive. In recent years, a new fuel, namely biomass fuel, gradually approaches the lives of people and is paid attention to by people, and the application range is wider and wider, but due to the fact that the structure of an existing biomass fuel heating furnace is unreasonable, insufficient combustion and insufficient combustion heat value generally exist, energy waste is caused, and the environment is polluted.
Therefore, a technical solution to the above problems is urgently needed in the prior art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a but vertical phase transition hot water boiler of oil/gas biomass to solve the present small-size vertical hot water boiler of oil (gas), its structure is no longer fit for burning living beings granule and other solid fuel, and adopts the phase transition heat transfer mode still less, has restricted small-size boiler's application range's technical problem.
The utility model discloses the technical problem that will solve is: overcomes the technical difficulties in the prior art, and provides a small vertical phase-change hot water boiler which can burn both oil (gas) and biomass particles. The design and operation procedures of the heat exchanger, the upper smoke box, the lower smoke box and the grate structure are changed, so that the function that one furnace can be suitable for burning various fuels is realized.
In order to achieve the purpose, the utility model discloses a vertical can burn oil/gaseous biomass phase transition hot water boiler, including the casing, the welding furnace pipe in the casing, the welding smoke box on the furnace pipe top, the welding flue of the one end of upper smoke box keeping away from the furnace pipe, and the welding of the one end of flue keeping away from the upper smoke box and casing top extends the casing, the inside is linked together between furnace pipe, upper smoke box and flue;
a water containing cavity is formed between the shell and the furnace liner, a gas containing cavity is formed between the flue and the shell, an ascending screwed smoke pipe and a descending screwed smoke pipe are arranged in the water containing cavity, the lower ends of the ascending screwed smoke pipe and the descending screwed smoke pipe are communicated with an annular lower smoke box, the upper end of the ascending screwed smoke pipe is communicated with an upper smoke box, and the upper end of the descending screwed smoke pipe is communicated with the furnace liner;
a multilayer spiral tube heat exchanger is arranged in the air containing cavity;
a feeding hole is formed in one side of the shell and communicated with the furnace pipe;
a grate is detachably arranged in the furnace pipe, a burner is arranged right above the grate and extends into the furnace pipe, and the grate and the furnace pipe jointly form a combustion chamber;
the top end of the shell is provided with an exhaust valve and a vacuum meter connector.
Furthermore, one side of the upper smoke box is provided with an upper smoke box soot blowing spray pipe, one end of the upper smoke box soot blowing spray pipe is connected with the upper smoke box, and the other end of the upper smoke box soot blowing spray pipe extends out of the shell.
Furthermore, the shell is arranged on the annular lower smoke box, the annular lower smoke box comprises an inner ring and an outer ring, and the outer ring consists of four detachable movable door plates;
the annular lower smoke box is also provided with an ash removal door and a blast port, and the ash removal door and the blast port are communicated with the inner ring and the outer ring.
Further, the inner ring is formed by pouring heat-resistant concrete, and the movable door plate is lined with the heat-resistant concrete.
Further, the shell and the annular lower smoke box are fixedly arranged on the base.
Furthermore, the multilayer spiral tube heat exchanger is mainly composed of spiral tubes, the upper end of the multilayer spiral tube heat exchanger is welded with the upper header, and the lower end of the multilayer spiral tube heat exchanger is welded with the lower header;
the upper connector is communicated with the water outlet pipe, the lower connector is communicated with the water return pipe, and the water outlet pipe and the water return pipe extend out of the top end of the shell.
Furthermore, a fire damper is arranged in the direction opposite to the spraying position of the burner on the inner wall of the furnace pipe.
Furthermore, one side of the shell is also provided with a water level gauge, and the water level gauge is communicated with the inside of the shell.
Further, the shell is coated with a heat insulation layer.
Further, a pollution discharge pipe seat is arranged at the bottom end of the shell.
The utility model discloses a but vertical fuel oil/gaseous biomass's phase transition boiler has following advantage: can burn oil (gas) and biomass particles. The design and operation procedures of the heat exchanger, the upper smoke box, the lower smoke box and the grate structure are changed, so that the function that one furnace can be suitable for burning various fuels is realized.
Drawings
Fig. 1 is a schematic view of the vertical type oil (gas) combustible and biomass particle vacuum phase change hot water boiler of the present invention.
FIG. 2 is a schematic view of a multi-layer coil heat exchanger.
FIG. 3 is a schematic view of the connection of the upper smoke box and the soot blowing nozzle of the upper smoke box.
Fig. 4 is a schematic sectional view of the section a-a of fig. 1.
The notation in the figure is: 1. a housing; 2. descending the threaded smoke pipe; 3. lifting the threaded smoke pipe; 4. a fire shield; 5. a furnace pipe; 6. a combustion chamber; 7. a cigarette box is arranged; 8. a water level gauge; 9. a multi-layer spiral tube heat exchanger; 10. an air containing cavity; 11. an exhaust valve; 12. a water outlet pipe; 13. a water outlet pipe seat; 14. a collector; 15. A pressure controller tube seat; 16. a flue; 17. a water return pipe; 18. a vacuum gauge joint; 19. a heat-insulating layer; 20. a soot blowing spray pipe of the upper smoke box; 21. a feeding hole; 22. a burner; 23. a grate; 24. heat-resistant concrete; 25. a ring-shaped smoke box; 26. a movable door plate of the lower smoke box; 27. a dust removal door; 28. a base; 29. A tuyere; 30. a blowdown pipe seat; 31. an upper header; 32. a helical coil; 33. a lower header; 34. an inner ring; 35. a water containing cavity.
Detailed Description
In order to better understand the purpose, structure and function of the present invention, the following description will be made in detail with reference to the accompanying drawings for a vertical type combustible oil/gas biomass phase-change hot water boiler.
As shown in fig. 1-4, the utility model relates to a vertical phase-change hot water boiler for combustible oil gas biomass, which comprises a shell 1, a furnace pipe 5 is welded in the shell 1, an upper smoke box 7 is welded at the top end of the furnace pipe 5, a flue 16 is welded at one end of the upper smoke box 7 far away from the furnace pipe 5, one end of the flue 16 far away from the upper smoke box 7 is welded with the top end of the shell 1 and extends out of the shell 1, the furnace pipe 5, the upper smoke box 7 and the flue 16 are communicated with each other internally, and a pressure controller pipe seat 15 is arranged at one end of the flue 16 extending out of the shell 1;
a water containing cavity 35 is formed between the shell 1 and the furnace pipe 5, an air containing cavity 10 is formed between the flue 16 and the shell 1, an ascending screwed smoke pipe 3 and a descending screwed smoke pipe 2 are arranged in the water containing cavity 35, the lower ends of the ascending screwed smoke pipe 3 and the descending screwed smoke pipe 2 are communicated with an annular lower smoke box 25, the upper end of the ascending screwed smoke pipe 3 is communicated with an upper smoke box 7, the upper end of the descending screwed smoke pipe 2 is communicated with the furnace pipe 5, the ascending screwed smoke pipe 3 is opened in the upper smoke box 7, and the descending smoke pipe is opened above the furnace pipe 5;
a multilayer spiral tube heat exchanger 9 is arranged in the air containing cavity 10;
a feeding hole 21 is further formed in one side of the shell 1, and the feeding hole 21 is communicated with the furnace pipe 5;
a grate 23 is detachably arranged in the furnace pipe 5, a burner 22 is arranged right above the grate 23, the burner 22 extends into the furnace pipe 5, the interface of the burner 22 and the feeding hole 21 mentioned above are in the same direction, and the grate 23 and the furnace pipe 5 jointly form a combustion chamber 6;
the top end of the shell 1 is provided with an exhaust valve 11 and a vacuum meter connector 18.
In the present embodiment, an upper smoke box sootblowing nozzle 20 is disposed on one side of the upper smoke box 7, and one end of the upper smoke box sootblowing nozzle 20 is connected to the upper smoke box 7, and the other end extends out of the housing 1.
In the present embodiment, the casing 1 is disposed on the ring-shaped lower smoke box 25, and the ring-shaped lower smoke box 25 comprises an inner ring 34 and an outer ring, the outer ring is composed of four detachable movable door panels 26, and other parts and components are installed according to the existing boiler manufacturing process at the positions shown in fig. 1-4;
the annular lower smoke box 25 is also provided with an ash cleaning door 27 and a blast port 29, and the ash cleaning door 27 and the blast port 29 are both communicated with the inner ring 34 and the outer ring.
In the present embodiment, the inner ring 34 is cast from heat-resistant concrete 24, and the moveable door panel 26 is lined with heat-resistant concrete 24.
In the present embodiment, the housing 1 and the ring-shaped lower smoke box 25 are fixedly provided on a base 28.
In the present embodiment, the multi-layer spiral-tube heat exchanger 9 is mainly composed of a spiral coil 32, the upper end of the multi-layer spiral-tube heat exchanger 9 is welded to the upper header 31, and the lower end is welded to the lower header 33;
the upper header is communicated with the water outlet pipe 12, the lower header 33 is communicated with the water return pipe 17, the water outlet pipe 12 and the water return pipe 17 extend out of the top end of the shell 1, a collector 14 is arranged at one end of the water outlet pipe 12, which extends out of the shell 1, and a water outlet pipe seat 13 is arranged at one side of the collector 14.
In the present embodiment, a fire damper 4 is attached to the inner wall of the furnace 5 in a direction facing the discharge position of the burner 22.
In the present embodiment, a water level gauge 8 is further provided on one side of the housing 1, and the water level gauge 8 communicates with the inside of the housing 1.
In the present embodiment, the casing 1 is coated with an insulating layer 19.
In this embodiment, a waste pipe base 30 is provided at the bottom end of the housing 1.
The working principle is as follows:
the utility model relates to a vertical combustible oil gas, biomass particle's vacuum phase transition boiler's embodiment, this stove operation, look the kind of fuel and take different modes, when burning oil gas, can take out grate 23, shutoff dog-house 21 and tuyere 29, can carry out the burning oil gas operation. When the biomass particles are used, the movable grate 23 is installed, the connector of the burner 22 is plugged, the air blower is installed, and the feeding hole 21 is opened, so that the biomass particles can be combusted, multiple combustible fuels can be combusted in one furnace, and the biomass particle combustion furnace is convenient and reliable.
When the boiler operates, flame high-temperature flue gas or particle-fired flame high-temperature flue gas sprayed by a burner flows upwards in the furnace pipe 5, then enters the descending screwed smoke pipe 2 to flow downwards, turns to the temperature at the bottom lower smoke box, then enters the ascending screwed smoke pipe 3, comes out from the upper end of the outer side of the furnace pipe 5, enters the upper smoke box 7, then enters the flue 16 embedded in water and steam, and then enters the chimney to be discharged into the atmosphere, and as the furnace pipe 5, the ascending screwed smoke pipe 3, the descending screwed smoke pipe 2, the upper smoke box 7 and the flue 16 are all embedded in boiler water, the heating area is large, the heat transfer is fast, and the efficiency is high. The boiler water is heated to generate steam which is filled in the air containing cavity 10. When the pressure controller starts to discharge steam, the air in the air containing cavity 10 in the cooker is expressed by the steam, the air containing cavity 10 has no air, the heat exchanger can be started to operate, the cold water heat exchanger tube is used for exchanging the heat of the steam, the steam is condensed, the air containing cavity 10 has no air at the moment and the pressure isolated from the outside is close to zero, and therefore, the steam → heat exchange → condensation infinite circulation is generated in the air containing cavity 10 to achieve the purpose of supplying heat to the outside.
It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes or equivalents may be substituted for elements thereof by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application are intended to be covered by the present invention.
Claims (10)
1. The vertical phase-change hot water boiler capable of burning oil/gas biomass is characterized by comprising a shell (1), a furnace pipe (5) is welded in the shell (1), a smoke box (7) is welded at the top end of the furnace pipe (5), a smoke flue (16) is welded at one end, far away from the furnace pipe (5), of the smoke box (7), one end, far away from the smoke box (7), of the smoke flue (16) is welded with the top end of the shell (1) and extends out of the shell (1), and the furnace pipe (5), the smoke box (7) and the smoke flue (16) are communicated with each other inside;
a water containing cavity (35) is formed between the shell (1) and the furnace pipe (5), an air containing cavity (10) is formed between the flue (16) and the shell (1), an ascending threaded smoke pipe (3) and a descending threaded smoke pipe (2) are arranged in the water containing cavity (35), the lower ends of the ascending threaded smoke pipe (3) and the descending threaded smoke pipe (2) are communicated with an annular lower smoke box (25), the upper end of the ascending threaded smoke pipe (3) is communicated with an upper smoke box (7), and the upper end of the descending threaded smoke pipe (2) is communicated with the furnace pipe (5);
a multilayer spiral tube heat exchanger (9) is arranged in the air containing cavity (10);
a feeding hole (21) is further formed in one side of the shell (1), and the feeding hole (21) is communicated with the furnace pipe (5);
a grate (23) is detachably arranged in the furnace pipe (5), a burner (22) is arranged right above the grate (23), the burner (22) extends into the furnace pipe (5), and the grate (23) and the furnace pipe (5) jointly form a combustion chamber (6);
the top end of the shell (1) is provided with an exhaust valve (11) and a vacuum meter connector (18).
2. The vertical combustible oil/gas biomass phase-change hot water boiler according to claim 1, characterized in that an upper smoke box sootblowing nozzle (20) is provided at one side of the upper smoke box (7), and one end of the upper smoke box sootblowing nozzle (20) is connected to the upper smoke box (7) and the other end thereof extends out of the housing (1).
3. The vertical combustible oil/gas biomass phase-change hot water boiler according to claim 1, wherein the housing (1) is provided on a ring-shaped lower flue box (25), and the ring-shaped lower flue box (25) comprises an inner ring (34) and an outer ring, the outer ring being composed of four movable door panels (26) which are detachable;
the annular lower smoke box (25) is also provided with an ash cleaning door (27) and a blast port (29), and the ash cleaning door (27) and the blast port (29) are communicated with the inner ring (34) and the outer ring.
4. The vertical, fuel/gas capable biomass capable, phase change hot water boiler according to claim 3, wherein the inner ring (34) is cast from heat resistant concrete (24) and the movable door panel (26) is lined with heat resistant concrete (24).
5. The vertical type combustible oil/gas biomass phase-change hot water boiler according to claim 3, characterized in that the housing (1) and the ring-shaped lower smoke box (25) are fixedly provided on a base (28).
6. The vertical type combustible oil/gas biomass phase-change hot water boiler according to claim 1, wherein the multi-layer spiral tube heat exchanger (9) is mainly composed of a spiral coil (32), the upper end of the multi-layer spiral tube heat exchanger (9) is welded to the upper header (31), and the lower end thereof is welded to the lower header (33);
go up header and outlet pipe (12) intercommunication, lower header (33) and wet return (17) intercommunication, and outlet pipe (12) and wet return (17) all extend casing (1) top and set up.
7. The vertical type combustible oil/gas biomass phase-change hot water boiler according to claim 1, wherein a fire damper (4) is installed in a direction in which an inner wall of the boiler furnace (5) is opposed to a discharge position of the burner (22).
8. The vertical type combustible oil/gas biomass phase change hot water boiler according to claim 2, characterized in that a water level gauge (8) is further provided at one side of the housing (1), and the water level gauge (8) is communicated with the inside of the housing (1).
9. The vertical type combustible oil/gas biomass phase-change hot water boiler according to claim 6, characterized in that the outside of the casing (1) is coated with an insulating layer (19).
10. The vertical type combustible oil/gas biomass phase-change hot water boiler according to claim 1, characterized in that a waste pipe holder (30) is provided at a bottom end of the housing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022910654.1U CN213841343U (en) | 2020-12-08 | 2020-12-08 | Vertical phase-change hot water boiler capable of burning oil/gas biomass |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022910654.1U CN213841343U (en) | 2020-12-08 | 2020-12-08 | Vertical phase-change hot water boiler capable of burning oil/gas biomass |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213841343U true CN213841343U (en) | 2021-07-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022910654.1U Active CN213841343U (en) | 2020-12-08 | 2020-12-08 | Vertical phase-change hot water boiler capable of burning oil/gas biomass |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213841343U (en) |
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2020
- 2020-12-08 CN CN202022910654.1U patent/CN213841343U/en active Active
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