CN214468536U - Novel biomass steam energy machine - Google Patents
Novel biomass steam energy machine Download PDFInfo
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- CN214468536U CN214468536U CN202120362248.8U CN202120362248U CN214468536U CN 214468536 U CN214468536 U CN 214468536U CN 202120362248 U CN202120362248 U CN 202120362248U CN 214468536 U CN214468536 U CN 214468536U
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- steam energy
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Abstract
The utility model provides a novel biomass steam energy machine, in a main machine shell, a preheating water tank and a heat exchanger are jointly placed above a fire grate, and the head end of the heat exchanger is communicated with the preheating water tank; the heat exchange front section adopts a plurality of heat exchanger single sheets which are respectively and uniformly arranged along the top and two side parts in rows and enclose a rectangular cavity body with an opening at the bottom, and two adjacent heat exchanger single sheets are communicated through a U-shaped connecting pipe; the heat exchange rear section adopts a plurality of heat exchanger single sheets to be uniformly and vertically arranged in rows, and two adjacent heat exchanger single sheets are communicated through a U-shaped connecting pipe to form a compact heat exchange area. The utility model discloses energy-conserving, environmental protection more can directly produce saturated steam or superheated steam.
Description
Technical Field
The utility model relates to a novel living beings steam energy machine belongs to biomass combustion equipment technical field.
Background
Although the biomass steam energy host and the biomass steam energy machine disclosed in patent 2019221788291 can directly generate saturated steam or superheated steam, the energy saving effect is slightly poor due to unsatisfactory heat exchange efficiency, and the improvement is needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a novel living beings steam energy machine not only can directly produce saturated steam or superheated steam, and more importantly has improved heat exchange efficiency, realizes really energy-conservation.
In order to realize the technical purpose, the utility model adopts the following technical scheme: a novel biomass steam energy machine comprises a main machine shell, wherein a preheating water tank is arranged at the upper part in the main machine shell, heat exchangers are arranged at the middle part and the lower part in the main machine shell, the preheating water tank and the heat exchangers are jointly placed above a fire grate, the head end of each heat exchanger is communicated with the preheating water tank through a hot water inlet and a water pump, and the tail end of each heat exchanger is connected with an external steam pipeline through a steam outlet; the heat exchange front section is formed by uniformly arranging a plurality of single heat exchanger pieces in rows to form a cavity, and two adjacent single heat exchanger pieces are communicated through a U-shaped connecting pipe; the heat exchange rear section adopts a plurality of heat exchanger single sheets to be uniformly and vertically arranged in rows, and two adjacent heat exchanger single sheets are communicated through a U-shaped connecting pipe to form a compact heat exchange area.
Preferably, the heat exchange rear section is at least provided with a partition board in the vertical direction, and the partition board is inserted between the two rows of single heat exchanger sheets and is vertical to the flow direction of the flue gas. The flue gas turns back through the baffle, can prolong the flow time of flue gas in including the casing to increase the heat exchange efficiency between flue gas and the heat exchanger, play energy-conserving effect.
Preferably, the space above the fire grate is used as a combustion chamber, the combustion chamber is separated into a gasification dry distillation chamber and an ember chamber which are distributed in the front and back by a vertically arranged furnace wall, and the heat exchange front section of the heat exchanger is positioned in the ember chamber. The combustion chamber is divided into a gasification dry distillation chamber and a burning chamber, and aims to perform staged combustion, inhibit the production of nitrogen oxides and play a role in reducing emission.
Preferably, the heat exchanger single sheet is integrally in a straight pipe shape, the central inner pipe is used as a water pipe, and fins are arranged outside the water pipe. The design of fin, the purpose is the heat exchange efficiency between the flue gas in the furthest increase unit heated area and the heat exchanger, and then can reduce equipment volume.
Preferably, a heat exchange front section and a heat exchange rear section are adopted to form a group of heat exchange units, at least two groups of heat exchange units are arranged in parallel, the heat exchange front section arranged in parallel still encloses a rectangular cavity body with an open bottom, and the heat exchange rear section arranged in parallel forms a compact heat exchange area. And the design of a plurality of groups of heat exchange units is used for adapting to the steam generators with different volumes.
Preferably, a plurality of access doors are arranged on the main machine shell, the access doors are arranged at positions corresponding to the gasification dry distillation chamber and the burnout chamber, and the access doors are designed to facilitate the overhaul and maintenance of workers.
Preferably, a plurality of ash removal doors are arranged on the main machine shell, the positions of the ash removal doors are provided with a heat exchange rear section and a fire grate corresponding to the heat exchanger, and the design of the ash removal doors is convenient for workers to perform ash removal treatment.
Preferably, a heat exchanger access door is arranged on the side part of the main machine shell and corresponds to the position of the heat exchanger, and the heat exchanger access door can be designed to replace or overhaul the heat exchanger without damaging the furnace body.
Preferably, a steam discharge branch pipeline is additionally arranged at the steam outlet, and a reflux valve, a safety valve, a main steam valve, a thermometer and a pressure gauge are arranged on the steam discharge branch pipeline, so that the working state of the host machine can be conveniently monitored in real time, and the host machine is ensured to be in a safe working state.
Preferably, the fire grate is matched with a feeding machine for use, and the feeding machine is arranged in a storage bin beside the main machine shell.
The technical effects of the utility model: adopt the utility model discloses, can directly produce saturated steam or superheated steam, the steam quality is high, and pressurized volume is less than 30 liters, need not to supervise and examines, need not pressure vessel at all to form this process of steam pressure, owing to adopted the heat exchanger structure to adopt unique design, consequently make energy-conservation, environmental protection more.
Drawings
Fig. 1 is a schematic structural diagram of the biomass steam energy machine of the utility model.
Fig. 2 is a front view of the heat exchanger of the present invention using a set of heat exchange units.
Fig. 3 is a side view of the heat exchanger of the present invention using a set of heat exchange units.
Fig. 4 is a top view of the heat exchanger of the present invention using a set of heat exchange units.
Fig. 5 is a top view of the heat exchanger of the present invention using two sets of heat exchange units.
In the figure: 1-main frame shell; 2-preheating a water tank; 3, a grate; 4, a heat exchanger; 5-steam outlet; 6, a flue; 7-hot water inlet; 8, a partition board; 9-ash removal door; 10-a gasification dry distillation chamber; 11-an ember chamber; 12-U-shaped connecting pipe 13-heat exchanger single sheet; 14-an access door; 15-a feeder; 16-a base plate; 17-heat exchanger access door.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
The novel biomass steam energy machine shown in fig. 1 comprises a main machine shell 1, wherein a preheating water tank 2 is arranged at the upper part in the main machine shell 1, heat exchangers 4 are arranged at the middle part and the lower part in the main machine shell 1, the preheating water tank 2 and the heat exchangers 4 are jointly placed above a fire grate 3, the head end of the heat exchanger 4 is communicated with the preheating water tank 2 through a hot water inlet 7 and a water pump, and the tail end of the heat exchanger 4 is connected with an external steam pipeline through a steam outlet 5; the flue gas that grate 3 operation produced is discharged through heat exchanger 4, preheating water tank 2, flue 6, its characterized in that: the heat exchanger 4 is divided into a heat exchange front section and a heat exchange rear section, and a group of heat exchange units is formed by adopting one heat exchange front section and one heat exchange rear section, as shown in fig. 2 to 4, wherein the heat exchange front section adopts a plurality of heat exchanger single sheets 13 which are uniformly arranged in rows and form a cavity shape, and two adjacent heat exchanger single sheets 13 are communicated through a U-shaped connecting pipe 12; the heat exchange rear section is uniformly and vertically arranged in rows by adopting a plurality of heat exchanger single sheets 13, and two adjacent heat exchanger single sheets 13 are communicated through a U-shaped connecting pipe 12 to form a compact heat exchange area.
The heat exchange rear section is at least provided with a partition plate 8 in the vertical direction, and the partition plate 8 is inserted between the two rows of heat exchanger single plates and is vertical to the flow direction of flue gas.
The space above the fire grate 3 is used as a combustion chamber, the combustion chamber is separated into a gasification dry distillation chamber 10 and an ember chamber 11 which are distributed in the front and back by a vertically arranged furnace wall, and the heat exchange front section of the heat exchanger 4 is positioned in the ember chamber 11.
The heat exchanger single sheet 13 is integrally in a straight pipe shape, the central inner pipe of the heat exchanger single sheet is used as a water pipe, and fins are arranged outside the water pipe.
A plurality of access doors 14 are arranged on the main machine shell 1, and the positions of the access doors 14 are arranged corresponding to the gasification and carbonization chamber 10 and the ember chamber 11.
A plurality of ash cleaning doors 9 are arranged on the main machine shell 1, and the positions of the ash cleaning doors 9 are provided with a heat exchange rear section corresponding to the heat exchanger 4 and a fire grate 3.
A heat exchanger access door 17 is provided at a side of the main machine housing 1 corresponding to the heat exchanger 4.
A steam discharge branch pipeline is additionally arranged at the steam outlet 5, and a reflux valve, a safety valve, a main steam valve, a thermometer and a pressure gauge are arranged on the steam discharge branch pipeline.
The fire grate 3 is matched with a feeding machine 15 for use, and the feeding machine 15 is arranged in a storage bin beside the main machine shell 1.
The working principle is as follows: the upper part in the main machine shell 1 is provided with a preheating water tank 2, the middle part and the lower part in the main machine shell 1 are provided with heat exchangers 4, cold water is preheated by the preheating water tank 2 and then is sent to the heat exchanger 4 by a water pump, and high-temperature steam is generated by the heat exchanger 4. The flue gas is turned back several times from the hearth through the preheating water tank 2, the heat exchanger 4 and the partition plate 8, enters the wet dust collector through the flue 6, and is finally discharged out of the room through the chimney. After fuel is added into a bin, the fuel is pushed into a hearth by a screw and is ignited by a grate 3 for combustion, and ash and slag enter an ash and slag chamber by rotating to push the grate.
Claims (10)
1. A novel biomass steam energy machine comprises a main machine shell (1), wherein a preheating water tank (2) is arranged at the upper part in the main machine shell (1), heat exchangers (4) are arranged at the middle part and the lower part in the main machine shell (1), the preheating water tank (2) and the heat exchangers (4) are jointly placed above a fire grate (3), the head end of the heat exchanger (4) is communicated with the preheating water tank (2) through a hot water inlet (7) and a water pump, and the tail end of the heat exchanger (4) is connected with an external steam pipeline through a steam outlet (5); the flue gas that grate (3) operation produced is discharged through heat exchanger (4), preheating water tank (2), flue (6), its characterized in that: the heat exchanger (4) is divided into a heat exchange front section and a heat exchange rear section, wherein the heat exchange front section is uniformly arranged in rows by adopting a plurality of heat exchanger single sheets (13) to form a cavity, and two adjacent heat exchanger single sheets (13) are communicated through a U-shaped connecting pipe (12); the heat exchange rear section is uniformly and vertically arranged in rows by adopting a plurality of heat exchanger single sheets (13), and two adjacent heat exchanger single sheets (13) are communicated through a U-shaped connecting pipe (12) to form a compact heat exchange area.
2. The novel biomass steam energy machine of claim 1, wherein: the heat exchange rear section is at least provided with a partition plate (8) in the vertical direction, and the partition plate (8) is inserted between the two rows of heat exchanger single plates and is vertical to the flow direction of flue gas.
3. The novel biomass steam energy machine of claim 1, wherein: the upper space of the fire grate (3) is used as a combustion chamber, the combustion chamber is separated into a gasification dry distillation chamber (10) and an ember chamber (11) which are distributed in the front and the back by a vertically arranged furnace wall, and the heat exchange front section of the heat exchanger (4) is positioned in the ember chamber (11).
4. The novel biomass steam energy machine of claim 1, wherein: the heat exchanger single sheet (13) is integrally in a straight pipe shape, the central inner pipe of the heat exchanger single sheet is used as a water pipe, and fins are arranged outside the water pipe.
5. The novel biomass steam energy machine of claim 1, wherein: a heat exchange front section and a heat exchange rear section are adopted to form a group of heat exchange units, at least two groups of heat exchange units are arranged in parallel, the heat exchange front section arranged in parallel still forms a cavity shape, and the heat exchange rear section arranged in parallel still forms a compact heat exchange area.
6. The novel biomass steam energy machine of claim 1, wherein: a plurality of access doors (14) are arranged on the main machine shell (1), and the positions of the access doors (14) correspond to the gasification and carbonization chamber (10) and the burn-out chamber (11).
7. The novel biomass steam energy machine of claim 1, wherein: and a heat exchanger access door (17) is arranged at the side part of the main machine shell (1) and at the position corresponding to the heat exchanger (4).
8. The novel biomass steam energy machine of claim 1, wherein: a plurality of ash cleaning doors (9) are arranged on the main machine shell (1), and the positions of the ash cleaning doors (9) are provided with a heat exchange rear section corresponding to the heat exchanger (4) and a fire grate (3).
9. The novel biomass steam energy machine of claim 1, wherein: a steam discharge branch pipeline is additionally arranged at the steam outlet (5), and a reflux valve, a safety valve, a main steam valve, a thermometer and a pressure gauge are arranged on the steam discharge branch pipeline.
10. The novel biomass steam energy machine of claim 1, wherein: the fire grate (3) is matched with a feeding machine (15) for use, and the feeding machine (15) is arranged in a storage bin beside the main machine shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120362248.8U CN214468536U (en) | 2021-02-09 | 2021-02-09 | Novel biomass steam energy machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120362248.8U CN214468536U (en) | 2021-02-09 | 2021-02-09 | Novel biomass steam energy machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214468536U true CN214468536U (en) | 2021-10-22 |
Family
ID=78143190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120362248.8U Active CN214468536U (en) | 2021-02-09 | 2021-02-09 | Novel biomass steam energy machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214468536U (en) |
-
2021
- 2021-02-09 CN CN202120362248.8U patent/CN214468536U/en active Active
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