CN107166356A - A kind of boiler for being used to handle papermaking wastewater - Google Patents
A kind of boiler for being used to handle papermaking wastewater Download PDFInfo
- Publication number
- CN107166356A CN107166356A CN201710418660.5A CN201710418660A CN107166356A CN 107166356 A CN107166356 A CN 107166356A CN 201710418660 A CN201710418660 A CN 201710418660A CN 107166356 A CN107166356 A CN 107166356A
- Authority
- CN
- China
- Prior art keywords
- header
- lower header
- drum
- combustion chamber
- convection bank
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B31/00—Modifications of boiler construction, or of tube systems, dependent on installation of combustion apparatus; Arrangements of dispositions of combustion apparatus
- F22B31/08—Installation of heat-exchange apparatus or of means in boilers for heating air supplied for combustion
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G7/00—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
- F23G7/04—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste liquors, e.g. sulfite liquors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2206/00—Waste heat recuperation
- F23G2206/20—Waste heat recuperation using the heat in association with another installation
- F23G2206/203—Waste heat recuperation using the heat in association with another installation with a power/heat generating installation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2209/00—Specific waste
- F23G2209/10—Liquid waste
- F23G2209/101—Waste liquor
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/12—Heat utilisation in combustion or incineration of waste
Landscapes
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Gasification And Melting Of Waste (AREA)
Abstract
The invention discloses a kind of boiler for being used to handle papermaking wastewater, including body of heater, drum, convection bank, convection bank lower header I, convection bank lower header II, energy-saving appliance, air preheater and support assembly, the body of heater by combustion chamber and flue gas buffer set into, combustion chamber is connected with flue gas buffering area, and multiple convection banks are disposed side by side in flue gas buffering area；Water separator is provided with drum, combustion chamber is fixed on support assembly, drum is arranged on top of combustion chamber, convection bank lower header I and convection bank lower header II are each attached to combustion chamber bottom, connected between convection bank lower header I and convection bank lower header II, the combustion chamber is mutually fastened the square frame body surrounded by antetheca, rear wall, left wall and right wall.The present invention can as far as possible burn to papermaking wastewater, so as to be reclaimed to the heat of organic matter in waste liquid, can not only reduce the temperature of flue gas during fume emission in addition, can also reduce flue gas flow rate, be easy to the sedimentation trapping to soda ash in flue gas.
Description
Technical field
The present invention relates to a kind of boiler, specifically a kind of boiler for being used to handle papermaking wastewater.
Background technology
It can be polluted because the waste liquid that papermaking is produced such as is directly discharged into rivers, should be handled, soda ash is contained in black liquor
And organic matter, the heat of soda ash and organic matter in Recycling of waste liquid, it is necessary to burnt to waste liquid.If directly selecting existing pot
Stove burning black liquor, then in the presence of following deficiency：One is that combustion chamber is larger, and waste liquid calorific value is low is difficult to catch fire, the spy of combustion instability
Property mismatch；Two be that environmental protection and energy saving is bad, high fume temperature, if being directly discharged into air, and both dangerous is also a kind of
Energy waste；Three be that flue gas flow rate is too high, and soda ash is carried by flue gas, it is impossible to sedimentation trapping.Therefore urgent need one kind had both adapted to black
Liquid burning can collect soda ash, and the low energy-saving boiler of exhaust gas temperature again.
The content of the invention
In view of the above-mentioned problems of the prior art, the present invention provides a kind of boiler for being used to handle papermaking wastewater, can be right
Papermaking wastewater burns as far as possible, so as to be reclaimed to the heat of organic matter in waste liquid, in addition the fume emission process in burning
In can not only reduce the temperature value of flue gas, can also reduce flue gas flow rate, be easy to in flue gas soda ash sedimentation trapping.
To achieve these goals, the technical solution adopted by the present invention is：This kind is used for the boiler for handling papermaking wastewater, bag
Include body of heater, drum, convection bank, convection bank lower header I, convection bank lower header II, energy-saving appliance, air preheater and support total
Into the body of heater is by combustion chamber with flue gas buffer set into combustion chamber is connected with flue gas buffering area, and multiple convection banks are set side by side
Put in flue gas buffering area；
Water separator is provided with drum, combustion chamber is fixed on support assembly, and drum is arranged on top of combustion chamber, right
Flowing bundle lower header I and convection bank lower header II are each attached under combustion chamber bottom, convection bank lower header I and convection bank
Connected between header II, the combustion chamber is mutually fastened by antetheca, rear wall, left wall and right wall and surrounded, the antetheca, rear wall, a left side
Wall and right wall are fin panel casing, and the top and the bottom of antetheca are respectively equipped with above and below antetheca upper collecting chamber and antetheca lower header, rear wall
Portion is respectively equipped with rear wall upper collecting chamber and rear wall lower header, the upper and lower side mouth of pipe of antetheca respectively with antetheca upper collecting chamber and antetheca lower header
It is connected, the upper and lower side mouth of pipe of rear wall is connected with rear wall upper collecting chamber and antetheca lower header respectively, antetheca upper collecting chamber and rear wall upper collecting chamber
Be connected with drum, antetheca lower header and rear wall lower header are connected with convection bank lower header I, the upper and lower side mouth of pipe of left wall and
The upper and lower side mouth of pipe of right wall is connected with drum and convection bank lower header I respectively；
The bottom of the combustion chamber is provided with multiple ash output openings, and the lower section of each ash output opening is connected with an ash bucket I；It is described right
Flowing bundle is made up of tube bank I and tube bank II, and the upper and lower side of tube bank I is connected with drum and convection bank lower header I respectively, tube bank II
Upper and lower side be connected respectively with drum and convection bank lower header II；
The energy-saving appliance includes pipe group and bobbin carriage, and the inlet end of the bobbin carriage is connected by pipeline with flue gas buffering area, institute
Pipe group is stated by helical fin coiled pipe, import header and outlet header, helical fin coiled pipe is staggered in arrangement in bobbin carriage, import
Header and outlet header are separately positioned on the two ends of bobbin carriage, the two ends mouth of pipe of the helical fin coiled pipe respectively with import header
It is connected with outlet header, outlet header is connected by connecting tube with drum, import header is connected with feed-tank；
The air preheater includes hot arc bobbin carriage, cold section of bobbin carriage, heated steel pipe and air communication case, and steel pipe of being heated is set
In hot arc bobbin carriage and cold section of bobbin carriage, the inlet end of heated steel pipe is connected by pipeline with the outlet side of bobbin carriage, hot arc bobbin carriage
One end and one end of cold section of bobbin carriage be connected with air communication case, the other end of the cold section of bobbin carriage is provided with cold wind import, heat
The other end of section bobbin carriage is provided with hot-blast outlet.
Further, the combustion chamber, convection bank and air communication case are equipped with manhole.
Further, the bottom of the convection bank is provided with multiple ash buckets II.
Further, the tube bank I and tube bank II are arranged side by side by multiple convection tubes and constituted.
Further, pressure gauge, safety valve, stop valve, auxiliary steam valve and emergency blowoff valve are provided with the top of the drum.
Further, the bottom of the combustion chamber is provided with the adjustable wall with refractory lining, refracto of area.
Further, the support assembly is by boiler supports, outsourcing steelframe, inspection platform, guardrail and staircase, and outsourcing steelframe is consolidated
Boiler supports top is scheduled on, inspection platform is fixed on the side of boiler supports, and staircase is fixed on the sidepiece of inspection platform, the shield
Column is arranged on staircase.
Compared with prior art, the present invention is using combustion chamber, drum, convection bank, convection bank lower header I, convection tube
Beam lower header II, energy-saving appliance, air preheater and support assembly are combined mode, when carrying out papermaking wastewater burning in combustion chamber, film
Water in formula water-cooling wall is thermally generated vapor, and the vapor that antetheca and rear wall are produced on antetheca upper collecting chamber and rear wall respectively through collecting
Case enters drum, and the vapor that left wall and right wall are produced is directly entered drum, by the water separator in drum, after separation
Hot water through the tube bank I in convection bank or tube bank II as down-comer, into convection bank lower header I or convection bank next part
Case II, cold water is transported in drum by another as tedge, so that drum, convection bank, convection bank lower header I
With convection bank lower header II formation circulation loop, in addition convection bank lower header I and convection bank lower header II also with antetheca
Lower header is connected with rear wall lower header, therefore also forms circulation loop with antetheca and rear wall；So as to effectively utilize the temperature of flue gas
Degree, while reducing the flue-gas temperature of discharge, the flue gas of discharge enters energy-saving appliance through pipeline, and flue gas washes away spiral wing in energy-saving appliance
Outside piece coiled pipe, water enters in helical fin coiled pipe from import header flow to outlet header, complete during this with
The heat exchange of flue gas, the water after then heating is utilized through outlet header into drum interior circulation, and flue gas temperature after energy-saving appliance
Air preheater is further lowered into, flue gas flows in the heated steel pipe in air preheater, and normal temperature air enters through cold wind import
Enter cold section of bobbin carriage, and sequentially pass through air communication case and hot arc bobbin carriage and discharged from hot-blast outlet, in hot arc bobbin carriage and cold section of bobbin carriage
Outside air and heated steel pipe external contact, and then the heat exchange between the interior flowing flue gas of heated steel pipe is completed, make
The flue-gas temperature finally discharged reaches safety dumping temperature, therefore the present invention can as far as possible burn to papermaking wastewater, so as to useless
The heat of organic matter is reclaimed in liquid, can not only reduce the temperature value of flue gas during fume emission in burning in addition, by
Spacing when by flue gas buffering area between convection bank can make flue gas increase contact area, so as to can also reduce flue gas stream
Speed, is easy to the sedimentation trapping to soda ash in flue gas.Other combustion chamber is constituted using fin panel casing, and it substantially reduces the whole of equipment
Body weight, is easily installed maintenance.
Brief description of the drawings
Fig. 1 is the structural representation of body of heater in the present invention；
Fig. 2 is that Fig. 1 loads onto the bowing to sectional view of energy-saving appliance and air preheater；
Fig. 3 is Fig. 2 left-handed rotation sectional views.
In figure：1st, staircase, 2, guardrail, 3, inspection platform, 4, boiler supports, 5, outsourcing steelframe, 6, pressure gauge, 7, safety
Valve, 8, main steam valve, 9, auxiliary steam valve, 10, emergency blowoff valve, 11, antetheca lower header, 12, ash bucket I, 13, convection bank lower header
I, 14, ash bucket II, 15, convection bank lower header II, 16, left wall, 17, antetheca upper collecting chamber, 18, right wall, 19, steam-water separation dress
Put, 20, drum, 21, pipeline, 22, energy-saving appliance, 23, antetheca, 24, convection bank, 25, rear wall, 26, outlet header, 27, spiral
Fin coiled pipe, 28, pipe group, 29, bobbin carriage, 30, import header, 31, hot arc bobbin carriage, 32, air communication case, 33, cold section of bobbin carriage,
34th, hot-blast outlet, 35, cold wind import.
Embodiment
The invention will be further described below.
As shown in Figure 1 to Figure 3, the present invention include body of heater, it is drum 20, convection bank 24, convection bank lower header I 13, right
Flowing bundle lower header II 15, energy-saving appliance 22, air preheater and support assembly, the body of heater by combustion chamber and flue gas buffer set into,
Combustion chamber is connected with flue gas buffering area, and multiple convection banks 24 are disposed side by side in flue gas buffering area；
Water separator 19 is provided with drum 20, combustion chamber is fixed on support assembly, and drum 20 is arranged on combustion chamber
Top, convection bank lower header I 13 and convection bank lower header II 15 are each attached to combustion chamber bottom, convection bank lower header I
Connected between 13 and convection bank lower header II 15, the combustion chamber is mutually detained by antetheca 23, rear wall 25, left wall 16 and right wall 18
It is encircled into, the antetheca 23, rear wall 25, left wall 16 and right wall 18 are fin panel casing, the top and the bottom of antetheca 16 are respectively equipped with
Antetheca upper collecting chamber 17 and antetheca lower header 11, the top and the bottom of rear wall 25 are respectively equipped with rear wall upper collecting chamber and rear wall lower header, antetheca
The 23 upper and lower side mouth of pipe is connected with antetheca upper collecting chamber 17 and antetheca lower header 11 respectively, the upper and lower side mouth of pipe of rear wall 25 respectively with it is rear
Wall upper collecting chamber is connected with antetheca lower header, and antetheca upper collecting chamber 17 and rear wall upper collecting chamber are connected with drum 20, antetheca lower header 11
It is connected with rear wall lower header with convection bank lower header I 13, the upper and lower side mouth of pipe of left wall 16 and the upper and lower side mouth of pipe of right wall 18
It is connected respectively with drum 20 and convection bank lower header I 13；
The bottom of the combustion chamber is provided with multiple ash output openings, and the lower section of each ash output opening is connected with an ash bucket I 12；It is described
Convection bank 24 II is made up of tube bank I and tube bank, the upper and lower side of tube bank I respectively with drum 20 and the phase of convection bank lower header I 13
Even, the upper and lower side of tube bank II is connected with drum 20 and convection bank lower header II 15 respectively；
The energy-saving appliance 22 includes pipe group 28 and bobbin carriage 29, and the inlet end of the bobbin carriage 29 is buffered by pipeline 21 and flue gas
Area is connected, and the pipe group 28 is by helical fin coiled pipe 27, import header 30 and outlet header 26, and helical fin coiled pipe 27 is wrong
Row are arranged in bobbin carriage 29, and import header 30 and outlet header 26 are separately positioned on the two ends of bobbin carriage 29, the helical fin snake
The two ends mouth of pipe of shape pipe 27 is connected with import header 30 and outlet header 26 respectively, and outlet header 26 passes through connecting tube and drum 20
Connection, import header 30 is connected with feed-tank；
The air preheater includes hot arc bobbin carriage 31, cold section of bobbin carriage 33, heated steel pipe and air communication case 32, and be heated steel pipe
Group is arranged in hot arc bobbin carriage 31 and cold section of bobbin carriage 33, and the inlet end for steel pipe of being heated passes through the outlet side of pipeline 21 and bobbin carriage 29
One end of connection, one end of hot arc bobbin carriage 31 and cold section of bobbin carriage 33 is connected with air communication case 32, the cold section of bobbin carriage 33
The other end is provided with cold wind import 35, and the other end of hot arc bobbin carriage 31 is provided with hot-blast outlet 34.
Further, the combustion chamber, convection bank 24 and air communication case 32 are equipped with manhole.Provided with manhole, just
In maintenance and repair of the staff to the said equipment.
Further, the bottom of the convection bank 24 is provided with multiple ash buckets II 14.Multiple ash buckets II 14 are set to be easy to flue gas
Flue gas buffering area is flowed through, convection bank 24 can reduce flue gas flow rate, trapped so as to the soda ash to sedimentation.
Further, the tube bank I and tube bank II are arranged side by side by multiple convection tubes and constituted.
Further, the top of drum 20 is provided with pressure gauge 6, safety valve 7, stop valve 8, auxiliary steam valve 9 and emergency blowoff valve
10.It is monitored when provided with pressure gauge 6 staff can be made to run drum 20, once while the pressure of the interior gas of drum 20 or water
Power scope can be discharged when occurring abnormal by safety valve 7, stop valve 8, auxiliary steam valve 9 and emergency blowoff valve 10, it is ensured that drum
The stability of 20 operations.
Further, the bottom of the combustion chamber is provided with the adjustable wall with refractory lining, refracto of area.Can root using the adjustable wall with refractory lining, refracto of area
The area needed according to needing to adjust, so as to play raising fire area temperature, helps fuel fire, stable burning；Reduce simultaneously
Abrasion of the fuel to the region fin panel casing.
Further, the support assembly is by boiler supports 4, outsourcing steelframe 5, inspection platform 3, guardrail 2 and staircase 1, outsourcing
Steelframe 4 is fixed on the top of boiler supports 4, and inspection platform 3 is fixed on the side of boiler supports 4, and staircase 1 is fixed on inspection platform 3
Sidepiece, the guardrail 2 is arranged on staircase 1.The using and to the overall dimension of boiler of staff is easy to using said structure
Repair.
When carrying out papermaking wastewater burning in combustion chamber, the water in fin panel casing is thermally generated vapor, antetheca 23 and
The vapor that rear wall 25 is produced enters drum 20 through antetheca upper collecting chamber 17 and rear wall upper collecting chamber respectively, and left wall 16 and right wall 18 are produced
Vapor be directly entered drum 20, by the water separator 19 in drum 20, the hot water after separation is through convection bank 24
In tube bank I or tube bank II as down-comer, into convection bank lower header I 13 or convection bank lower header II 15, another
As tedge, cold water is transported in drum 20, so that drum 20, convection bank 24, convection bank lower header I 13 and right
Flowing bundle lower header II 15 formation circulation loop, in addition convection bank lower header I 13 and convection bank lower header II 15 also with it is preceding
Wall lower header 11 is connected with rear wall lower header, therefore also forms circulation loop with antetheca and rear wall；So as to effectively utilize flue gas
Temperature, while when flue gas flows through flue gas buffering area, flue gas is contacted with the outer surface of convection bank 24 to be completed and its internal water
Heat exchange, and then the flue-gas temperature and flow velocity of discharge can be reduced, so as to collect soda ash in ash bucket I 12 and ash bucket II 14；Row
The flue gas gone out enters energy-saving appliance 22 through pipeline 21, and flue gas is washed away in energy-saving appliance 22 outside helical fin coiled pipe 27, and water is in spiral shell
Enter in rotation fin coiled pipe 27 from import header 30 and flow to outlet header 26, the heat exchange with flue gas is completed during this,
Then the water after heating enters the interior circulation of drum 20 through outlet header 26 and utilized, and flue gas temperature after energy-saving appliance 22 further drops
Low and enter air preheater, flue gas flows in the heated steel pipe in air preheater, and normal temperature air enters cold section through cold wind import 35
Bobbin carriage 33, and sequentially pass through air communication case 32 and hot arc bobbin carriage 31 is discharged from hot-blast outlet 34, in hot arc bobbin carriage 31 and cold section
Extraneous air and heated steel pipe external contact in bobbin carriage 33, and then complete the heat between the interior flowing flue gas of heated steel pipe
Exchange, the flue-gas temperature finally discharged is reached safety dumping temperature, therefore the present invention can as far as possible burn to papermaking wastewater, from
And the heat of organic matter in waste liquid is reclaimed, it can not only reduce the temperature of flue gas during fume emission in burning in addition
Value, can also reduce flue gas flow rate, be easy to the sedimentation trapping to soda ash in flue gas.
Claims (7)
1. a kind of be used to handle the boiler of papermaking wastewater, it is characterised in that including body of heater, drum (20), convection bank (24), right
Flowing bundle lower header I (13), convection bank lower header II (15), energy-saving appliance (22), air preheater and support assembly, the body of heater by
Combustion chamber and flue gas buffer set are into combustion chamber is connected with flue gas buffering area, and multiple convection banks (24) are disposed side by side on flue gas
In buffering area；
Water separator (19) is provided with drum (20), combustion chamber is fixed on support assembly, and drum (20) is arranged on burning
Ceiling portion, convection bank lower header I (13) and convection bank lower header II (15) are each attached to combustion chamber bottom, under convection bank
Connected between header I (13) and convection bank lower header II (15), the combustion chamber is by antetheca (23), rear wall (25), left wall
(16) mutually fasten and surround with right wall (18), the antetheca (23), rear wall (25), left wall (16) and right wall (18) are membrane type water
Cold wall, the top and the bottom of antetheca (16) are respectively equipped with antetheca upper collecting chamber (17) and antetheca lower header (11), the top and the bottom of rear wall (25)
Be respectively equipped with rear wall upper collecting chamber and rear wall lower header, the upper and lower side mouth of pipe of antetheca (23) respectively with antetheca upper collecting chamber (17) and antetheca
Lower header (11) is connected, and the upper and lower side mouth of pipe of rear wall (25) is connected with rear wall upper collecting chamber and antetheca lower header respectively, collects on antetheca
Case (17) and rear wall upper collecting chamber are connected with drum (20), antetheca lower header (11) and rear wall lower header with convection bank next part
Case I (13) is connected, the upper and lower side mouth of pipe of left wall (16) and the upper and lower side mouth of pipe of right wall (18) respectively with drum (20) and convection tube
Beam lower header I (13) is connected；
The bottom of the combustion chamber is provided with multiple ash output openings, and the lower section of each ash output opening is connected with an ash bucket I (12)；It is described right
Flowing bundle (24) II is made up of tube bank I and tube bank, the upper and lower side of tube bank I respectively with drum (20) and convection bank lower header I
(13) it is connected, the upper and lower side of tube bank II is connected with drum (20) and convection bank lower header II (15) respectively；
The energy-saving appliance (22) includes pipe group (28) and bobbin carriage (29), and the inlet end of the bobbin carriage (29) passes through pipeline (21) and cigarette
Gas buffering area is connected, and the pipe group (28) is by helical fin coiled pipe (27), import header (30) and outlet header (26), spiral
Fin coiled pipe (27) is staggered in arrangement in bobbin carriage (29), and import header (30) and outlet header (26) are separately positioned on bobbin carriage
(29) two ends, the two ends mouth of pipe of the helical fin coiled pipe (27) respectively with import header (30) and outlet header (26) phase
Even, outlet header (26) is connected by connecting tube with drum (20), and import header (30) is connected with feed-tank；
The air preheater includes hot arc bobbin carriage (31), cold section of bobbin carriage (33), heated steel pipe and air communication case (32), and be heated steel
Pipe group is arranged in hot arc bobbin carriage (31) and cold section of bobbin carriage (33), and the inlet end of heated steel pipe passes through pipeline (21) and bobbin carriage
(29) outlet side connection, one end of one end of hot arc bobbin carriage (31) and cold section of bobbin carriage (33) with air communication case (32) phase
Even, the other end of the cold section of bobbin carriage (33) is provided with cold wind import (35), and the other end of hot arc bobbin carriage (31) is provided with hot-blast outlet
(34)。
2. a kind of it is used to handle the boiler of papermaking wastewater according to claim 1, it is characterised in that the combustion chamber, right
Flowing bundle (24) and air communication case (32) are equipped with manhole.
3. a kind of boiler for being used to handle papermaking wastewater according to claim 1, it is characterised in that the convection bank
(24) bottom is provided with multiple ash buckets II (14).
4. a kind of boiler for being used to handle papermaking wastewater according to claim 1, it is characterised in that the tube bank I and pipe
Beam II is arranged side by side by multiple convection tubes and constituted.
5. a kind of boiler for being used to handle papermaking wastewater according to claim 1, it is characterised in that drum (20) top
Portion is provided with pressure gauge (6), safety valve (7), stop valve (8), auxiliary steam valve (9) and emergency blowoff valve (10).
6. a kind of boiler for being used to handle papermaking wastewater according to claim 1, it is characterised in that the bottom of the combustion chamber
Portion is provided with the adjustable wall with refractory lining, refracto of area.
A kind of be used to handle the boiler of papermaking wastewater 7. according to claim 1, it is characterised in that the support assembly by
Boiler supports (4), outsourcing steelframe (5), inspection platform (3), guardrail (2) and staircase (1), outsourcing steelframe (5) are fixed on boiler branch
(4) top is supportted, inspection platform (3) is fixed on the side of boiler supports (4), and staircase (1) is fixed on the sidepiece of inspection platform (3),
The guardrail (2) is arranged on staircase (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710418660.5A CN107166356A (en) | 2017-06-06 | 2017-06-06 | A kind of boiler for being used to handle papermaking wastewater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710418660.5A CN107166356A (en) | 2017-06-06 | 2017-06-06 | A kind of boiler for being used to handle papermaking wastewater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107166356A true CN107166356A (en) | 2017-09-15 |
Family
ID=59824668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710418660.5A Pending CN107166356A (en) | 2017-06-06 | 2017-06-06 | A kind of boiler for being used to handle papermaking wastewater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107166356A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006322678A (en) * | 2005-05-20 | 2006-11-30 | Seiji Ohara | Oil burning tube nest combustion boiler |
| CN102062386A (en) * | 2011-01-27 | 2011-05-18 | 张家港格林沙洲锅炉有限公司 | Rapid-installation water pipe boiler with medium and high pressure single-boiler barrel structure |
| CN102252306A (en) * | 2011-07-08 | 2011-11-23 | 江苏四方锅炉有限公司 | Energy-saving boiler for combustion test |
| CN102252522A (en) * | 2011-07-08 | 2011-11-23 | 江苏四方锅炉有限公司 | Energy-saving boiler special for combustion test stand |
| CN104501397A (en) * | 2014-11-25 | 2015-04-08 | 江苏四方锅炉有限公司 | Membrane water-wall compound return water condensing type natural gas hot water boiler |
| CN205403515U (en) * | 2016-02-29 | 2016-07-27 | 四川东方锅炉工业锅炉集团有限公司 | A exhaust -heat boiler for closeburning stove |
-
2017
- 2017-06-06 CN CN201710418660.5A patent/CN107166356A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006322678A (en) * | 2005-05-20 | 2006-11-30 | Seiji Ohara | Oil burning tube nest combustion boiler |
| CN102062386A (en) * | 2011-01-27 | 2011-05-18 | 张家港格林沙洲锅炉有限公司 | Rapid-installation water pipe boiler with medium and high pressure single-boiler barrel structure |
| CN102252306A (en) * | 2011-07-08 | 2011-11-23 | 江苏四方锅炉有限公司 | Energy-saving boiler for combustion test |
| CN102252522A (en) * | 2011-07-08 | 2011-11-23 | 江苏四方锅炉有限公司 | Energy-saving boiler special for combustion test stand |
| CN104501397A (en) * | 2014-11-25 | 2015-04-08 | 江苏四方锅炉有限公司 | Membrane water-wall compound return water condensing type natural gas hot water boiler |
| CN205403515U (en) * | 2016-02-29 | 2016-07-27 | 四川东方锅炉工业锅炉集团有限公司 | A exhaust -heat boiler for closeburning stove |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2012139383A1 (en) | Inverted layout structure for pulverized coal boiler adapted to ultra-high temperature steam parameters | |
| CN204388046U (en) | Biomass recirculating fluidized bed boiler | |
| CN102635844A (en) | Boiler system using waste heat of flue gas of rotary hearth furnace | |
| WO2021258647A1 (en) | Natural circulation box structure for ferrosilicon waste heat boiler | |
| CN108489290A (en) | A kind of high-temperature flue gas residual neat recovering system | |
| CN205710804U (en) | A kind of waste-heat recovery device after Converter Residual Heat Boiler | |
| CN206398683U (en) | Low-heat value gas superhigh-pressure high-temp electricity generation system | |
| CN106500318A (en) | A kind of built-in water-fire pipe gas-steam boiler of condenser | |
| CN205560784U (en) | Four unification sulfur recovery waste heat utilization processing apparatus | |
| CN102128439B (en) | Assembly type heat-pipe steam generator of kiln furnace | |
| CN107166356A (en) | A kind of boiler for being used to handle papermaking wastewater | |
| CN215177009U (en) | Exhaust-heat boiler of hot stove of ferrosilicon ore | |
| CN105737642A (en) | Urea pyrolysis ammonia preparation energy saving device for boiler smoke denitrification | |
| CN206439798U (en) | Low calorific value coal gas electric generating apparatus | |
| CN210398859U (en) | Multi-group spiral finned tube combined waste heat steam boiler | |
| CN207438550U (en) | A kind of vertical corner tube type bubbling bed boiler | |
| CN111207373A (en) | Waste incineration waste heat boiler system with flue gas reheating function | |
| CN109029024A (en) | Biomass boiler energy-saving appliance | |
| CN206369199U (en) | Low-heat value gas HTHP electricity generation system | |
| CN100458342C (en) | High temperature heat furnace | |
| CN205425859U (en) | Sintering exhaust -heat boiler | |
| CN209026785U (en) | A kind of steam boiler that can recycle thermal energy | |
| CN219889530U (en) | Reinforced heat exchange steam boiler with steel fins | |
| CN213930861U (en) | Angle tube boiler with tail quenching heating surface | |
| CN105783534B (en) | Vertical Converter Residual Heat Boiler and its application method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170915 |