CN214745683U

CN214745683U - Biomass burner with CO smoke detection function

Info

Publication number: CN214745683U
Application number: CN202023076815.8U
Authority: CN
Inventors: 朱春华; 周良
Original assignee: Guangzhou Bioene Energy Co ltd
Current assignee: Guangzhou Bioene Energy Co ltd
Priority date: 2020-12-19
Filing date: 2020-12-19
Publication date: 2021-11-16
Anticipated expiration: 2030-12-19

Abstract

The utility model discloses a biomass burner with CO smoke detection, which comprises a bracket and a furnace body, wherein the furnace body is arranged on the upper wall surface of the bracket, and a combustion detection structure is arranged in the furnace body; the upper wall surface of the bracket is positioned at the right side of the furnace body and is provided with a control structure; wherein, burning detects the structure and includes: the device comprises a hopper, a double-layer flap feeder, a hearth top cover, a combustion hearth, a fire grate, a fire hole, a secondary combustion chamber, a flue gas sampling port, a cooling copper pipe, a condenser, a filter, an air pump and a CO detector; the utility model relates to a biomass energy and combustor manufacturing technology field has solved and has made things convenient for operating personnel's debugging inadequately, and the combustion efficiency of combustor is lower, extravagant fuel, the problem of emission pollution.

Description

Biomass burner with CO smoke detection function

Technical Field

The utility model relates to a biomass energy and combustor manufacture technical field specifically are a take biomass combustor that CO flue gas detected.

Background

At present, domestic biomass burners are more and more widely applied, and the fields mainly and successfully applied at present comprise: the coal-fired boiler is subjected to environmental protection reconstruction, energy-saving reconstruction of a gas-fired boiler, energy-saving reconstruction of roller drying equipment, heating of a central zinc melting furnace and the like. Because the structure and design thought of the combustion machine on the market are different, the operation and debugging of the equipment are basically carried out by the aid of personal experience, a manufacturer can bring the instrument and the equipment to the field for adjustment during initial debugging, but after the biomass fuel is normally operated, the biomass fuel is different from natural gas fuel, the raw material components, the humidity, the shape, the volatile matters and the like of the biomass fuel have large differences, and when the fuel is changed, the corresponding air volume, the feeding speed and the like need to be synchronously adjusted. Therefore, after the instrument is used for the first time and is debugged, the fuel change causes the readjustment, the operation can only be operated according to personal experience, which has a great disadvantage, the optimal combustion effect can not be achieved during the adjustment, and the combustion efficiency is reduced.

Because the flue gas analyzer is expensive, the use of the flue gas analyzer also needs to be operated by relatively specialized personnel, and the configuration of the flue gas analyzer in each biomass burner is not feasible. If can provide a combustor from taking flue gas CO to detect function, not only can make things convenient for operating personnel to debug, can also improve the combustion efficiency of combustor, save fuel reduces and discharges the pollution.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a take biomass burning machine of CO flue gas detection has solved and has made things convenient for operating personnel debugging inadequately, and the combustion efficiency of combustor is lower, extravagant fuel, the problem of emission pollution.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a biomass burner with CO smoke detection comprises a bracket and a furnace body, wherein the furnace body is arranged on the upper wall surface of the bracket, and a combustion detection structure is arranged in the furnace body; the upper wall surface of the bracket is positioned at the right side of the furnace body and is provided with a control structure;

wherein, burning detects the structure and includes: the device comprises a hopper, a double-layer flap feeder, a hearth top cover, a combustion hearth, a fire grate, a fire hole, a secondary combustion chamber, a flue gas sampling port, a cooling copper pipe, a condenser, a filter, an air pump and a CO detector;

the furnace top cover is arranged on the upper wall surface of the furnace body, the upper wall surfaces of the furnace body and the furnace top cover are provided with feed inlets, the hopper is arranged at the feed inlets arranged on the upper wall surfaces of the furnace body and the furnace top cover, the double-layer turning plate feeder is arranged on the hopper, the combustion furnace is positioned in the furnace body, the fire grate is arranged on the inner lower wall surface of the combustion furnace, the left wall surface of the furnace body is provided with a through hole, the fire hole is arranged at the through hole arranged on the left wall surface of the furnace body, the secondary combustion chamber is arranged on the left wall surface of the fire hole, the upper wall surface of the secondary combustion chamber is provided with a through hole, the smoke sampling hole is arranged on the upper wall surface of the secondary combustion chamber, one end of the cooling copper pipe is arranged on the smoke sampling hole, the other end of the cooling copper pipe is connected with the CO detector, and the condenser is arranged on the cooling copper pipe, the condenser is located on the right side of the cooling copper pipe, the filter is installed on the cooling copper pipe, the filter is located on the right side of the condenser, the air suction pump is installed on the cooling copper pipe, and the air suction pump is located on the right side of the filter.

Preferably, the control structure includes: the control electric box, the primary air fan, the primary air door, the primary air pipe, the secondary air fan, the secondary air door, the secondary air pipe and the tertiary air pipe;

the control electronic box is installed on the wall on the support, the control electronic box is located the furnace body right side, the primary air fan is installed on the wall on the support, the primary air fan is located the furnace body left side, the primary air door export with the primary air fan links to each other, primary air pipe one end is installed on the primary air door, the primary air pipe other end with the grate links to each other, the overfire air fan is installed on the support on the wall, the overfire air fan is located the furnace body right side, the overfire air door export with the overfire air fan links to each other, overfire air pipe one end with the overfire air door links to each other, the overfire air pipe other end with the fire door links to each other, the cubic tuber pipe one end with the overfire air door links to each other, the cubic tuber pipe other end with the furnace top cap feed opening links to each other.

Preferably, the primary air fan is positioned in front of the secondary air fan.

Preferably, the furnace body is cylindrical.

Preferably, the primary damper is located on the left side of the secondary damper.

Preferably, the front wall surface of the furnace body is provided with a furnace door for opening the furnace body.

Advantageous effects

The utility model provides a take biomass burning machine that CO flue gas detected. The method has the advantages that the method can be better applied to users with smoke on-line monitoring, and the smoke emission is ensured to stably reach the standard; the environment is protected, the energy is saved, the fuel can be saved, and the combustion efficiency is improved; the operation is more stable, the adjustment is more convenient, and the hidden danger of flame change or flameout is not easy to appear in the operation process; the operation is safe and stable, and when CO exceeds the upper limit for alarming, the feeding can be stopped, and the alarm is given.

Drawings

FIG. 1 is a schematic view of a biomass burner with CO smoke detection.

Fig. 2 is a schematic view of a overlooking structure of a biomass burner with CO smoke detection.

In the figure: 1-a scaffold; 2-furnace body; 3-a hopper; 4-double layer flap feeders; 5-furnace top cover; 6-burning a hearth; 7-a grate; 8-fire hole; 9-a secondary combustion chamber; 10-a flue gas sampling port; 11-cooling copper pipes; 12-a condenser; 13-a filter; 14-a suction pump; 15-CO detector; 16-control electric box; 17-a primary air fan; 18-primary damper; 19-primary air pipe; 20-a secondary air fan; 21-a secondary air door; 22-secondary air pipe; 23-secondary air pipe; 24-furnace door.

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 embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a take biomass combustion machine that CO flue gas detected, this case major assembly is: the device comprises a bracket 1 and a furnace body 2, wherein the furnace body 2 is arranged on the upper wall surface of the bracket 1, and a combustion detection structure is arranged in the furnace body 2; a control structure is arranged on the upper wall surface of the bracket 1 and positioned on the right side of the furnace body 2;

when the burner is used, the combustion can be detected by using the combustion detection structure in the furnace body 2 on the upper wall surface of the support 1, and the control can be performed by using the control structure in which the upper wall surface of the support 1 is positioned on the right side of the furnace body 2.

In a specific implementation process, the combustion detection structure comprises: the device comprises a hopper 3, a double-layer flap feeder 4, a hearth top cover 5, a combustion hearth 6, a fire grate 7, a fire hole 8, a secondary combustion chamber 9, a flue gas sampling port 10, a cooling copper pipe 11, a condenser 12, a filter 13, an air pump 14 and a CO detector 15;

the furnace top cover 5 is arranged on the upper wall surface of the furnace body 2, the upper wall surfaces of the furnace body 2 and the furnace top cover 5 are provided with feed inlets, the hopper 3 is arranged at the feed inlets arranged on the upper wall surfaces of the furnace body 2 and the furnace top cover 5, the double-layer flap feeder 4 is arranged on the hopper 3, the combustion furnace 6 is positioned in the furnace body 2, the fire grate 7 is arranged on the inner lower wall surface of the combustion furnace 6, the left wall surface of the furnace body 2 is provided with through holes, the fire hole 8 is arranged at the through hole arranged on the left wall surface of the furnace body 2, the secondary combustion chamber 9 is arranged on the left wall surface of the fire hole 8, the upper wall surface of the secondary combustion chamber 9 is provided with through holes, the smoke sampling port 10 is arranged at the through hole arranged on the upper wall surface of the secondary combustion chamber 9, one end of the cooling copper pipe 11 is arranged on the smoke sampling port 10, the other end of the cooling copper pipe 11 is connected with the CO detector 15, the condenser 12 is installed on the cooling copper pipe 11, the condenser 12 is located on the right side of the cooling copper pipe 11, the filter 13 is installed on the cooling copper pipe 11, the filter 13 is located on the right side of the condenser 12, the air pump 14 is installed on the cooling copper pipe 11, and the air pump 14 is located on the right side of the filter 13.

It should be noted that the biomass fuel is sent into the hopper 3 on the upper wall of the furnace body 2 through the belt conveyer, the biomass fuel is sent into the combustion chamber 6 in the furnace body 2 through the double-layer flap feeder 4 arranged on the hopper 3, the biomass fuel falls on the grate 7 to carry out semi-gasification combustion, the generated flame and smoke are ejected out through the fire hole 8 arranged on the left wall of the furnace body 2, the secondary combustion chamber 9 is arranged on the left wall of the fire hole 8, and then enters the secondary combustion chamber 9 to be combusted again, because the smoke sampling hole 10 is arranged on the upper wall of the secondary combustion chamber 9, one end of the cooling copper pipe 11 is arranged on the smoke sampling hole 10, the other end is arranged on the CO detector, the air pump 14 arranged on the cooling copper pipe 11 leads the CO in the secondary combustion chamber 9 to finally reach the CO detector through the smoke sampling hole 10, the condenser 12 and the filter 13, the condenser 12 removes moisture after cooling the flue gas, and the filter 13 removes dust at the flue gas port, so that the detected flue gas is dry and dustless, the test data of the air suction pump 14 and the CO detector 15 are accurate, and the service lives of the instrument and the air suction pump are ensured.

In an embodiment, the control structure further comprises: a control electric box 16, a primary air blower 17, a primary air door 18, a primary air pipe 19, a secondary air blower 20, a secondary air door 21, a secondary air pipe 22 and a tertiary air pipe 23;

the control electric box 16 is arranged on the upper wall surface of the bracket 1, the control electric box 16 is positioned at the right side of the furnace body 2, the primary air fan 17 is arranged on the upper wall surface of the bracket 1, the primary air fan 17 is positioned at the left side of the furnace body 2, the outlet of the primary air door 18 is connected with the primary air blower 17, one end of the primary air pipe 19 is arranged on the primary air door 18, the other end of the primary air pipe 19 is connected with the fire grate 7, the secondary air fan 20 is arranged on the upper wall surface of the bracket 1, the secondary air fan 20 is positioned at the right side of the furnace body 2, the outlet of the secondary air door 21 is connected with the secondary air fan 20, one end of the secondary air pipe 22 is connected with the secondary air door 21, the other end of the secondary air pipe 22 is connected with the fire hole 8, one end of the tertiary air pipe 23 is connected with the secondary air door 21, and the other end of the tertiary air pipe 23 is connected with the feed opening of the hearth top cover 5.

It should be noted that, the primary air blower 17 installed on the upper wall of the bracket 1 is connected with the primary air door 18, one end of the primary air pipe 19 is connected with the primary air door 18, and the other end is connected with the bottom of the fire grate 7, so that the primary air blower fuel provides the air quantity required by the primary combustion in the hearth, the secondary air blower 20 installed on the bracket 1 is connected with the secondary air door 21, one end of the secondary air pipe 22 is installed on the secondary air door 21, and the other end is connected with the fire hole 8, so as to provide the air quantity required by the secondary combustion, one end of the tertiary air pipe 23 is connected with the secondary air door 21, and the other end is connected with the middle feed opening of the hearth top cover 5, the flame is pressed downwards by the air flow, so as to prevent the flame in the hearth from burning out the feed device, when the combustion is incomplete, the content of the CO flue gas in the secondary combustion chamber 9 can be increased, the CO detector 15 transmits the detected signal to the control electric box 16 on the upper wall of the bracket 1, which is positioned on the right side of the furnace body 2, the feeding amount is reduced and the secondary air quantity is increased to enable the secondary air quantity to be fully combusted until the CO content in the smoke is reduced to be within a normal range, when the CO detector 15 detects that the CO content in the smoke exceeds a set value, the electric box 16 is controlled to reduce the speed of the double-layer turning plate feeder 4, the rotating speeds of the secondary air fan 20 and the primary air fan 17 are increased, the air quantity is increased, the CO is reduced, when the CO content in the smoke is close to the set value, the adjustment and the stable operation are stopped, when the CO detector 15 detects that the CO content in the smoke exceeds an alarm value, the electric box 16 is controlled to control the double-layer turning plate feeder 4 to stop feeding, and meanwhile, an alarm is started to give an alarm.

In a specific implementation, the primary air fan 17 is further located in front of the secondary air fan 20.

In the specific implementation process, furthermore, the furnace body 2 is cylindrical.

In the specific implementation, further, the primary damper 18 is located at the left side of the secondary damper 21.

In the specific implementation process, furthermore, the front wall surface of the furnace body 2 is provided with a furnace door 24 for opening the furnace body 2.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The statement that an element defined by the phrase "comprises an … … does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

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. A biomass burner with CO smoke detection comprises a bracket and a furnace body, and is characterized in that the furnace body is arranged on the upper wall surface of the bracket, and a combustion detection structure is arranged in the furnace body; the upper wall surface of the bracket is positioned at the right side of the furnace body and is provided with a control structure;

2. The biomass burner with CO smoke detection of claim 1, wherein the control structure comprises: the control electric box, the primary air fan, the primary air door, the primary air pipe, the secondary air fan, the secondary air door, the secondary air pipe and the tertiary air pipe;

3. The biomass burner with CO smoke detection of claim 2, wherein the primary air fan is located in front of the secondary air fan.

4. The biomass burner with the CO smoke detection function according to claim 1, wherein the furnace body is cylindrical.

5. The biomass burner with CO smoke detection of claim 2, wherein the primary damper is located on the left side of the secondary damper.

6. The biomass burner with the function of CO smoke detection according to claim 1, wherein a furnace door for opening the furnace body is arranged on the front wall surface of the furnace body.