CN104791837A - Chain grate stoker boiler with devices capable of preventing coke water from being cooled - Google Patents
Chain grate stoker boiler with devices capable of preventing coke water from being cooled Download PDFInfo
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- CN104791837A CN104791837A CN201510182764.1A CN201510182764A CN104791837A CN 104791837 A CN104791837 A CN 104791837A CN 201510182764 A CN201510182764 A CN 201510182764A CN 104791837 A CN104791837 A CN 104791837A
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- furnace wall
- cooling water
- pipe
- boiler
- scorch
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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
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Abstract
The invention relates to a chain grate stoker boiler with devices capable of preventing coke water from being cooled. The chain grate stoker boiler with the devices capable of preventing the coke water from being cooled comprises a left furnace wall, a right furnace wall, a furnace top and grates. The left side furnace wall is supported by a left side surface wall supporting plate. The right side furnace wall is supported by a right side furnace wall supporting plate. The left side furnace wall, the right side furnace wall and the furnace top surround to form a hearth. The grates are arranged under the hearth. The chain grate stoker boiler with the with devices capable of preventing the coke water from being cooled is characterized in that the lower portions of the inner walls of the left furnace wall and the right furnace wall are provided with the devices capable of preventing the coke water from being cooled. The chain grate stoker boiler with the with devices capable of preventing the coke water from being cooled has the advantages that the structure is simple, compact and reasonable, the producing and manufacturing cost is low, the damage on hearth coking can be effectively relieved, the furnace walls are protected, the heating efficiency of the boiler is guaranteed, and the running cost of the boiler is saved.
Description
Technical field
The present invention relates to chain grate boiler, specifically a kind of chain grate boiler with anti-scorch water-cooling apparatus, belongs to boiler plant technical field.
Background technology
Chain grate boiler, as a kind of common boiler structure form, is widely used in machinery, chemical industry, weaving and the industry such as industry and civil heating.For traveling-grate stoker mechanical layer combusting boiler, burner hearth fuel combustion coking is common pyrophoricity accident, no matter is in the boiler startup stage or in normal course of operation, has the possibility that boiler coke accident occurs.Coking often makes the ignition temperature of burner hearth sharply raise, burner hearth both walls is carried out to wearing and tearing and the erosion of high temperature, boiler exhaust gas loss is caused to increase, boiler thermal output reduces, seriously can destroy the security of boiler water cycle, affect the normal operation of boiler, cause and be forced to blowing out, shorten the service life of boiler plant.
In prior art; the coal parameter used due to user's actual motion often not too conforms to the coal of boiler design; or differ larger; ash fusion point is lower; such chain grate boiler fuel, in burner hearth combustion, more easily forms the situation of coking, and burner hearth both sides furnace wall is not owing to being effectively protected; cause side wall position to bond slag nodule, affect the normal operation of normal combustion in stove and fire grate.
Summary of the invention
The object of the invention is to overcome above-mentioned weak point; a kind of chain grate boiler with anti-scorch water-cooling apparatus is provided; its structure is simple, compact, reasonable; manufacturing cost is lower; effectively can alleviate the harmfulness of burner hearth coking; protection furnace wall, ensures the thermal efficiency of boiler, saves the operating cost of boiler.
According to technical scheme provided by the invention: the chain grate boiler with anti-scorch water-cooling apparatus, comprise left side furnace wall, right side furnace wall, furnace roof and fire grate, left side furnace wall is supported by left furnace wall gripper shoe, right side furnace wall is supported by left furnace wall gripper shoe, left side furnace wall, right side furnace wall and furnace roof surround burner hearth, and described fire grate is arranged on below burner hearth; It is characterized in that: the inner wall lower of described left side furnace wall and right side furnace wall is provided with anti-scorch water-cooling apparatus.
As a further improvement on the present invention, described anti-scorch water-cooling apparatus comprises cooling water pipe, and described cooling water pipe is arranged along the length direction of furnace wall, and cooling water pipe one end is cooling water inlet, and the other end is coolant outlet.
As a further improvement on the present invention, described cooling water pipe is U-shaped, it comprises cooling water inlet pipe, cooling water outlet pipe and 180 ° of bend pipes, cooling water inlet pipe and cooling water outlet pipe are arranged in parallel one on the other, cooling water inlet pipe under, cooling water outlet pipe is upper, and the plane at their places is parallel to furnace wall medial surface; Cooling water inlet pipe first end is as cooling water inlet, and cooling water outlet pipe first end is as coolant outlet, and cooling water inlet pipe second end is connected by 180 ° of trap seal with cooling water outlet pipe second end.
As a further improvement on the present invention, be connected and fixed and be integrated, be provided with fixation steel plate bottom described cooling water inlet pipe between described cooling water inlet pipe and cooling water outlet pipe by junction steel plate, whole anti-scorch water-cooling apparatus is installed fixing by fixation steel plate.
As a further improvement on the present invention, described junction steel plate and fixation steel plate are flat elongate strip.
As a further improvement on the present invention, described junction steel plate is fixedly connected in left furnace wall gripper shoe or right furnace wall gripper shoe.
compared with the prior art the present invention, has the following advantages:structure of the present invention is simple, compact, reasonable; by installing anti-scorch water-cooling apparatus additional; outside recirculated water is relied on to absorb the partial heat of burner hearth; thus the harm that the in-furnace temperature that the coking of alleviation burner hearth causes effectively sharply raises; protect furnace wall not by wearing and tearing and the erosion of high-temperature flue gas; ensure the thermal efficiency of boiler, the service life of prolonged boiler equipment, save the operating cost of boiler.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention.
Fig. 2 is the structural representation of anti-scorch water-cooling apparatus in Fig. 1.
Fig. 3 is the right view of Fig. 2.
Description of reference numerals: furnace wall, 3-furnace roof, 4-burner hearth, 5-fire grate, 6-left furnace wall gripper shoe, 7-right furnace wall gripper shoe furnace wall right support plate, 8-cooling water pipe, 8a-cooling water inlet pipe, 8b-cooling water outlet pipe, 8c-180 ° bend pipe, 9-junction steel plate, 10-fixation steel plate on the right side of furnace wall, 2-on the left of 1-.
Detailed description of the invention
Below in conjunction with concrete drawings and Examples, the invention will be further described.
As shown in Figure 1, traveling-grate stoker 5 boiler main with anti-scorch water-cooling apparatus in embodiment will comprise left side furnace wall 1, right side furnace wall 2, furnace roof 3 and fire grate 5, left side furnace wall 1 is supported by left furnace wall gripper shoe 6, right side furnace wall 2 is supported by left furnace wall gripper shoe 6, left side furnace wall 1, right side furnace wall 2 and furnace roof 3 surround burner hearth 4, and described fire grate 5 is arranged on below burner hearth 4; The inner wall lower of described left side furnace wall 1 and right side furnace wall 2 is provided with anti-scorch water-cooling apparatus.
Anti-scorch water-cooling apparatus in the present invention comprises cooling water pipe 8, and cooling water pipe 8 is arranged along the length direction of furnace wall, and cooling water pipe 8 one end is cooling water inlet, and the other end is coolant outlet.
As shown in Fig. 1 ~ Fig. 3, cooling water pipe 8 in embodiment is U-shaped, it forms primarily of cooling water inlet pipe 8a, cooling water outlet pipe 8b and 180 ° bend pipe 8c, cooling water inlet pipe 8a and cooling water outlet pipe 8b is arranged in parallel one on the other, cooling water inlet pipe 8a under, cooling water outlet pipe 8b is upper, and the plane at their places is parallel to furnace wall medial surface; Cooling water inlet pipe 8a first end is as cooling water inlet, and cooling water outlet pipe 8b first end is as coolant outlet, and cooling water inlet pipe 8a second end and cooling water outlet pipe 8b second end are tightly connected by 180 ° of bend pipe 8c.Be connected and fixed by junction steel plate 9 between described cooling water inlet pipe 8a and cooling water outlet pipe 8b and be integrated, be provided with fixation steel plate 10 bottom described cooling water inlet pipe 8a, whole anti-scorch water-cooling apparatus is installed fixing by fixation steel plate 10.In illustrated embodiment, described junction steel plate 9 and fixation steel plate 10 are flat elongate strip.Described fixation steel plate 10 is fixedly connected in left furnace wall gripper shoe 6 or right furnace wall gripper shoe 7.
During embody rule, outside treated cooling water (not participating in the circulation of whole boiler steam and water circuit) is delivered to cooling water inlet pipe by the effect of water pump, through the guiding of 180 ° of bend pipe 8c, flows out from cooling water outlet pipe.Cooling water absorbs the heat of burner hearth 4 in the process of circulation, can also use as thermal source, utilizes the place of heat for other, improves the thermal efficiency of boiler further.
Claims (6)
1. there is the chain grate boiler of anti-scorch water-cooling apparatus, comprise left side furnace wall (1), right side furnace wall (2), furnace roof (3) and fire grate (5), left side furnace wall (1) is supported by left furnace wall gripper shoe (6), right side furnace wall (2) is supported by left furnace wall gripper shoe (6), left side furnace wall (1), right side furnace wall (2) and furnace roof (3) surround burner hearth (4), and described fire grate (5) is arranged on burner hearth (4) below; It is characterized in that: the inner wall lower of described left side furnace wall (1) and right side furnace wall (2) is provided with anti-scorch water-cooling apparatus.
2. there is the chain grate boiler of anti-scorch water-cooling apparatus as claimed in claim 1, it is characterized in that: described anti-scorch water-cooling apparatus comprises cooling water pipe (8), described cooling water pipe (8) is arranged along the length direction of furnace wall, cooling water pipe (8) one end is cooling water inlet, and the other end is coolant outlet.
3. there is the chain grate boiler of anti-scorch water-cooling apparatus as claimed in claim 2, it is characterized in that: described cooling water pipe (8) is U-shaped, it comprises cooling water inlet pipe (8a), cooling water outlet pipe (8b) and 180 ° of bend pipes (8c), cooling water inlet pipe (8a) and cooling water outlet pipe (8b) are arranged in parallel one on the other, cooling water inlet pipe (8a) under, cooling water outlet pipe (8b) is upper, and the plane at their places is parallel to furnace wall medial surface; Cooling water inlet pipe (8a) first end is as cooling water inlet, and cooling water outlet pipe (8b) first end is as coolant outlet, and cooling water inlet pipe (8a) second end and cooling water outlet pipe (8b) second end are tightly connected by 180 ° of bend pipes (8c).
4. there is the chain grate boiler of anti-scorch water-cooling apparatus as claimed in claim 3, it is characterized in that: be connected and fixed by junction steel plate (9) between described cooling water inlet pipe (8a) and cooling water outlet pipe (8b) and be integrated, described cooling water inlet pipe (8a) bottom is provided with fixation steel plate (10), and whole anti-scorch water-cooling apparatus is installed fixing by fixation steel plate (10).
5. there is the chain grate boiler of anti-scorch water-cooling apparatus as claimed in claim 4, it is characterized in that: described junction steel plate (9) and fixation steel plate (10) are flat elongate strip.
6. there is the chain grate boiler of anti-scorch water-cooling apparatus as claimed in claim 4, it is characterized in that: described junction steel plate (9) is fixedly connected in left furnace wall gripper shoe (6) or right furnace wall gripper shoe (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510182764.1A CN104791837A (en) | 2015-04-16 | 2015-04-16 | Chain grate stoker boiler with devices capable of preventing coke water from being cooled |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510182764.1A CN104791837A (en) | 2015-04-16 | 2015-04-16 | Chain grate stoker boiler with devices capable of preventing coke water from being cooled |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104791837A true CN104791837A (en) | 2015-07-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510182764.1A Pending CN104791837A (en) | 2015-04-16 | 2015-04-16 | Chain grate stoker boiler with devices capable of preventing coke water from being cooled |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104791837A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0674134A1 (en) * | 1994-03-23 | 1995-09-27 | AWG Abfallwirtschaftsgesellschaft mit beschränkter Haftung Wuppertal | Combustion device for pulverulent materials |
| CN2583513Y (en) * | 2002-12-12 | 2003-10-29 | 宁波日进环保科技有限公司 | Water-cooled raw coal burning purifier |
| JP2004156875A (en) * | 2002-11-08 | 2004-06-03 | Kangen Yoyu Gijutsu Kenkyusho:Kk | Waste disposing system |
| CN101078523A (en) * | 2006-05-24 | 2007-11-28 | 顾利平 | Arch structure of chain furnace grate |
| CN101761914A (en) * | 2008-12-23 | 2010-06-30 | 哈尔滨工大格瑞环保能源科技有限公司 | Smoke circulation heat-exchange compound cycle water pipe steam boiler |
| CN201547962U (en) * | 2009-11-18 | 2010-08-11 | 天津大滩锅炉集团有限公司 | Side water cooling wall structure of double drums horizontal type coal burning hot water boiler |
| CN204593442U (en) * | 2015-04-16 | 2015-08-26 | 无锡锡能锅炉有限公司 | There is the chain grate boiler of anti-scorch water-cooling apparatus |
-
2015
- 2015-04-16 CN CN201510182764.1A patent/CN104791837A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0674134A1 (en) * | 1994-03-23 | 1995-09-27 | AWG Abfallwirtschaftsgesellschaft mit beschränkter Haftung Wuppertal | Combustion device for pulverulent materials |
| JP2004156875A (en) * | 2002-11-08 | 2004-06-03 | Kangen Yoyu Gijutsu Kenkyusho:Kk | Waste disposing system |
| CN2583513Y (en) * | 2002-12-12 | 2003-10-29 | 宁波日进环保科技有限公司 | Water-cooled raw coal burning purifier |
| CN101078523A (en) * | 2006-05-24 | 2007-11-28 | 顾利平 | Arch structure of chain furnace grate |
| CN101761914A (en) * | 2008-12-23 | 2010-06-30 | 哈尔滨工大格瑞环保能源科技有限公司 | Smoke circulation heat-exchange compound cycle water pipe steam boiler |
| CN201547962U (en) * | 2009-11-18 | 2010-08-11 | 天津大滩锅炉集团有限公司 | Side water cooling wall structure of double drums horizontal type coal burning hot water boiler |
| CN204593442U (en) * | 2015-04-16 | 2015-08-26 | 无锡锡能锅炉有限公司 | There is the chain grate boiler of anti-scorch water-cooling apparatus |
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Application publication date: 20150722 |
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| RJ01 | Rejection of invention patent application after publication |