CN207599673U

CN207599673U - Biomass gas fueled steam boiler

Info

Publication number: CN207599673U
Application number: CN201721617228.0U
Authority: CN
Inventors: 曹希新; 周跃兵; 王芳顺
Original assignee: Hunan Changhong Nanyan Boiler Repair Installation Co Ltd
Current assignee: Hunan Changhong Nanyan Boiler Repair Installation Co Ltd
Priority date: 2017-11-28
Filing date: 2017-11-28
Publication date: 2018-07-10
Anticipated expiration: 2027-11-28

Abstract

A kind of biomass gas fueled steam boiler, including combustor (1), boiler body (2), cigarette air duct (3) and energy-saving appliance (4)；Combustor (1) is mounted on furnace wall (21) one end of boiler body (2)；Boiler body (2) includes furnace wall (21) and carbonated drink generator (22)；The burner hearth (211) of front and rear arrangement and heat-exchanging chamber (212) are equipped in furnace wall (21)；Burner hearth (211) and heat-exchanging chamber (212) front end are spaced, and rear end is connected；Carbonated drink generator (22) is in the heat-exchanging chamber (212) in furnace wall (21)；Furnace wall (21) is equipped with shoot door (213) close to the side wall of heat-exchanging chamber (212)；Cigarette air duct (3) is connected to each other with the heat-exchanging chamber (212) in furnace wall (21).Its calorific value is high, thermal effect is high, and flue gas harmful chemical content is low, and discharge flue-gas temperature is low, can reach energy-saving and environment-friendly effect.

Description

Biomass gas fueled steam boiler

Technical field

The utility model is related to a kind of steam boiler, particularly a kind of biomass gas fueled steam boiler.

Background technology

Current biomass fuel boiler, first have to break wood chip it is pure, be granulated, the techniques such as drying, to consume a large amount of electric energy, Thermal energy, efficiency of combustion are low.

At present there is also some biomass gas fuel boilers, but substantially calorific value is low, harmful chemicals in low boiler smoke The discharge of substance is exceeded, and the thermal efficiency of boiler is low.

Utility model content

A kind of biomass gas fuel vapour is provided the purpose of the utility model is to overcome the above-mentioned insufficient of the prior art Boiler, calorific value is high, thermal effect is high, and flue gas harmful chemical content is low, and discharge flue-gas temperature is low, can reach energy-saving and environment-friendly mesh 's.

The technical solution of the utility model is：A kind of biomass gas fueled steam boiler, including combustor, boiler Body, cigarette air duct and energy-saving appliance；Combustor is mounted on the furnace wall one end of boiler body；Boiler body includes furnace wall and carbonated drink generator； The burner hearth and heat-exchanging chamber of front and rear arrangement are equipped in furnace wall；Burner hearth and heat-exchanging chamber front end are spaced, after burner hearth and heat-exchanging chamber End is connected；Carbonated drink generator is mounted in the heat-exchanging chamber in furnace wall；Furnace wall is equipped with deashing close to the side wall of heat-exchanging chamber Door；Cigarette air duct is connected to each other with the heat-exchanging chamber in furnace wall.

The further technical solution of the utility model is：The shoot door is one to ten.

The further technical solution of the utility model is：The carbonated drink generator includes catch box, steam manifold and right Flowing bundle, steam manifold are located at liquid collecting upper box part, and the carbonated drink that convection bank is one or more is managed, and upper and lower ends are connected to collection On vapour case and catch box.

Further technical solution is the utility model：The boiler body further includes wall pipe, and wall pipe is mounted on furnace wall On inner wall, upper and lower side is connected respectively with steam manifold and catch box.

The also further technical solution of the utility model is：The energy-saving appliance includes one group of water pipe being connected, peace On cigarette air duct；Energy-saving appliance is connected by water pipe with carbonated drink generator.

The further technical solution of the utility model is：It further includes air preheater, and air preheater is mounted on cigarette wind On road；Air preheater is connected to by air hose on combustor.

The further technical solution of the utility model is：It further includes sky outrigger, and outrigger is helped including pedestal, steelframe and platform Ladder, outrigger are mounted on boiler body；Explosion proof door is additionally provided on furnace wall.

The utility model has following features compared with prior art：

1. the utility model is more energy efficient compared to biological substance shaped granule, because shaped granule will break the techniques such as pure, granulation, drying Consume a large amount of electric energy, thermal energy；

2. burner hearth and the front and rear arrangement of heat-exchanging chamber can prevent flue gas from quickly flowing away and cause thermal energy not fully to carbonated drink Generator absorbs, you can to improve heat absorption utilization rate；

3. shoot door is used to clear up the dust accumulated in heat-exchanging chamber, be conducive to flow of flue gas, while carbonated drink hair can be removed The dust on raw device surface layer, is conducive to the absorption of thermal energy, improves the thermal efficiency；

4. wall pipe can collect the thermal energy in furnace wall, temperature of furnace wall can also be reduced, the outside radiation energy of furnace wall is reduced, carries High efficiency of utilization；

5. energy-saving appliance is improved with air preheater outside heat utilization rate, exhaust gas temperature can be also reduced, it is more environmentally-friendly.

The detailed construction of the utility model is further described below in conjunction with the drawings and specific embodiments.

Description of the drawings

Fig. 1 is the structure diagram of the utility model；

Fig. 2 is the left view of Fig. 1；

Fig. 3 is the vertical view of Fig. 1；

Fig. 4 is the structure diagram of the boiler body of the utility model；

Fig. 5 is the A-A sectional views of Fig. 4；

Fig. 6 is the B-B sectional views of Fig. 4；

Fig. 7 is the carbonated drink generator of boiler body of the utility model and the structure diagram of wall coil；

Fig. 8 is the C-C sectional views of Fig. 7；

Fig. 9 is the D-D sectional views of Fig. 7；

Figure 10 is the shoot door of utility model.

Specific embodiment

Embodiment 1

As shown in Figs. 1-3：A kind of biomass gas fueled steam boiler, including combustor 1, boiler body 2, cigarette air duct 3, Energy-saving appliance 4, air preheater 5 and outrigger 6.

Outrigger 6 includes pedestal, steelframe and platform staircase；It is mounted on boiler body 2.

As Figure 4-Figure 6, boiler body 2 includes furnace wall 21, carbonated drink generator 22 and wall pipe 23；Front and rear cloth is equipped in furnace wall 21 The burner hearth 211 and heat-exchanging chamber 212 put, so-called front and rear arrangement, can also be lateral arrangement（It is horizontally disposed）Rather than upper and lower directions Arrangement, can prevent in this way flue gas quickly flow away and so that thermal energy does not absorb fully to carbonated drink generator 22, you can with raising Heat utilization rate；212 front end of burner hearth 211 and heat-exchanging chamber（Close to combustor 1）It is spaced（Pass through partition board 2111, partition board 2111 The iron block of carbonated drink generator 22 can be welded to）, burner hearth 211 is connected with 212 rear end of heat-exchanging chamber（Equipped with communication port 2112）；Furnace wall 21 is equipped with shoot door 213 close to the side wall of heat-exchanging chamber 212（As shown in Figure 10）, it is typically designed as one to ten It is a, it is six shown in Fig. 4, shoot door 213 is used to clear up the dust accumulated in heat-exchanging chamber 212, is conducive to flow of flue gas, together When can remove the dust on 22 surface layer of carbonated drink generator, be conducive to the absorption of thermal energy, improve the thermal efficiency；It is additionally provided on furnace wall 21 explosion-proof Door 214.

Combustor 1 is mounted on 21 one end of furnace wall of boiler body 2, is used to mix biogas fluid fuel with air Combination burning, and inject flames into the burner hearth 211 of furnace wall 21 and burn away.

As Figure 7-9, carbonated drink generator 22 is mounted in the heat-exchanging chamber 212 in furnace wall 21；Carbonated drink generator 22 wraps Catch box 221, steam manifold 222 and convection bank 223 are included, steam manifold 222 is located at 221 top of catch box, and convection bank 223 is one Carbonated drink pipe more than root, upper and lower ends connect respectively（Connection, other water pipes are identical, repeat no more）In 222 sum aggregate of steam manifold In liquid case 221, steam manifold 222 is used to collect the steam of the formation of convection bank 223；Carbonated drink generator 22 is used to absorb in flue gas Heat, and the water in it, vapour are heated, realize the purpose of thermal energy exchange.

Cigarette air duct 3 is connected to each other with the heat-exchanging chamber 212 in furnace wall 21.

Wall pipe 23 is mounted on 21 inner wall of furnace wall, and upper and lower side is connected respectively with steam manifold 222 and catch box 221；Its The thermal energy in furnace wall 21 can be collected, 21 temperature of furnace wall can also be reduced, reduces 21 outside radiation energy of furnace wall, improves heat utilization Efficiency.

Energy-saving appliance 4 includes one group of water pipe being connected, and is mounted on cigarette air duct 3, can further collect in flue gas Waste heat；The water heated in energy-saving appliance 4 directly can be used externally, can also be connected by water pipe with carbonated drink generator 22, The water source of higher water temperature for carbonated drink generator 22 is provided, improves the efficiency of carbonated drink generator 22.

Air preheater 5 be mounted on cigarette air duct 3 on, air preheater 5 can external hot wind supply, air hose 51 can also be passed through It is connected on combustor 1, the air of higher temperature is provided for combustor 1, improve efficiency of combustion, can also reduce in boiler smoke has The discharge of evil chemical substance, and improve the thermal efficiency of boiler.

Energy-saving appliance 4 is improved with air preheater 5 outside heat utilization rate, can also reduce exhaust gas temperature, more environmentally-friendly.

The utility model is not limited to above-mentioned concrete structure, as long as with the essentially identical structure of the utility model Combustor 1, boiler body 2, cigarette air duct 3, air preheater 5 and energy-saving appliance 4 just fall and are within the protection scope of the utility model.

Claims

1. a kind of biomass gas fueled steam boiler, including combustor (1), boiler body (2) and cigarette air duct (3), feature It is：It further includes energy-saving appliance (4)；Combustor (1) is mounted on furnace wall (21) one end of boiler body (2)；Boiler body (2) is including stove Wall (21) and carbonated drink generator (22)；The burner hearth (211) of front and rear arrangement and heat-exchanging chamber (212) are equipped in furnace wall (21)；Burner hearth (211) it is spaced with heat-exchanging chamber (212) front end, burner hearth (211) is connected with heat-exchanging chamber (212) rear end；Carbonated drink generator (22) in the heat-exchanging chamber (212) in furnace wall (21)；Furnace wall (21) is equipped with clear close to the side wall of heat-exchanging chamber (212) Ash door (213)；Cigarette air duct (3) is connected to each other with the heat-exchanging chamber (212) in furnace wall (21).

2. biomass gas fueled steam boiler according to claim 1, it is characterized in that：The shoot door (213) is One to ten.

3. biomass gas fueled steam boiler according to claim 1 or 2, it is characterized in that：The carbonated drink generator (22) including catch box (221), steam manifold (222) and convection bank (223), steam manifold (222) is on catch box (221) Portion, the carbonated drink that convection bank (223) is one or more are managed, and upper and lower ends are connected to steam manifold (222) and catch box (221) on.

4. biomass gas fueled steam boiler according to claim 3, it is characterized in that：The boiler body (2) also wraps Include wall pipe (23), wall pipe (23) on furnace wall (21) inner wall, upper and lower side respectively with steam manifold (222) and catch box (221) it is connected.

5. biomass gas fueled steam boiler according to claim 1 or 2, it is characterized in that：Energy-saving appliance (4) packet One group of water pipe being connected is included, is mounted on cigarette air duct (3)；Energy-saving appliance (4) is connected by water pipe with carbonated drink generator (22) It connects.

6. biomass gas fueled steam boiler according to claim 3, it is characterized in that：The energy-saving appliance (4) includes One group of water pipe being connected is mounted on cigarette air duct (3)；Energy-saving appliance (4) is connected by water pipe with carbonated drink generator (22).

7. biomass gas fueled steam boiler according to claim 4, it is characterized in that：The energy-saving appliance (4) includes One group of water pipe being connected is mounted on cigarette air duct (3)；Energy-saving appliance (4) is connected by water pipe with carbonated drink generator (22).

8. biomass gas fueled steam boiler according to claim 1 or 2, it is characterized in that：It further includes air preheat Device (5), air preheater (5) is on cigarette air duct (3)；Air preheater (5) is connected to combustor (1) by air hose (51) On.

9. biomass gas fueled steam boiler according to claim 7, it is characterized in that：It further includes air preheater (5), air preheater (5) is on cigarette air duct (3)；Air preheater (5) is connected to combustor (1) by air hose (51) On.

10. biomass gas fueled steam boiler according to claim 1 or 2, it is characterized in that：It further includes sky outrigger (6), outrigger (6) includes pedestal, steelframe and platform staircase, and outrigger (6) is on boiler body (2)；Furnace wall is additionally provided on (21) Explosion proof door (214).