CN105674309A - Energy-saving anti-icing device for chimney - Google Patents
Energy-saving anti-icing device for chimney Download PDFInfo
- Publication number
- CN105674309A CN105674309A CN201610153810.XA CN201610153810A CN105674309A CN 105674309 A CN105674309 A CN 105674309A CN 201610153810 A CN201610153810 A CN 201610153810A CN 105674309 A CN105674309 A CN 105674309A
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- China
- Prior art keywords
- water
- chimney
- pipe
- energy
- top opening
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J13/00—Fittings for chimneys or flues
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J2900/00—Special arrangements for conducting or purifying combustion fumes; Treatment of fumes or ashes
- F23J2900/13006—Devices for heating the chimney top to avoid ice formation
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chimneys And Flues (AREA)
- Sink And Installation For Waste Water (AREA)
Abstract
The invention relates to an energy-saving anti-icing device for a chimney. The anti-icing device comprises a water inlet pipe (1), a water outlet pipe (2), a high-pressure water pump (3), a water feeding pipe (4), a water draining pipe (5), water distributors (6), a top opening hot water pipe (7), a top opening return water pipe (8) and anti-icing pipe networks (9), wherein the water inlet pipe (1) and the water outlet pipe (2) are connected with a power plant water pipe system, the water inlet pipe (1) is connected with the water feeding pipe (4) by the aid of the high-pressure water pump (3), the water outlet pipe (2) is connected with the water draining pipe (5) by the aid of an elbow, and the water distributors (6) are located at the upper part of a chimney shaft and are connected with the water feeding pipe (4), the water draining pipe (5), the top opening hot water pipe (7), the top opening return water pipe (8) and upper parts of the anti-icing pipe networks (9) separately. The device utilizes existing hot water pipelines of a power plant, the technical problem of icing of the top opening of the chimney is effectively solved, mounting and running costs are reduced, the energy utilization rate is increased, the service life is prolonged, and resources are saved.
Description
Technical field
The invention belongs to the anti-freeze field of chimney, specifically, the present invention relates to a kind of novel energy-saving chimney anti-icing equipment.
Background technology
Boiler operatiopn generates flue gas and is discharged by throat after desulfurization, and because flue gas after desulfurization humidity strengthens, flue-gas temperature reduces, and has ultimately caused chimney top opening and has frozen.
Currently used energy-saving chimney anti-icing equipment mostly is Electric radiant Heating Film/electric heating piece, and this alleviates the problem that chimney top opening freezes to a certain extent. Its shortcoming is in that the life-span is not high, maintenance trouble, cost are high, operating cost is high, thus constraining its development.
For the problems referred to above, the invention provides a kind of novel energy-saving chimney anti-icing equipment, this system is analogous to floor heating structure, it utilizes the existing resource of power plant, that is: hot water and hot water pipeline, several heating network being mounted on the outer tube wall of chimney top solves chimney top opening and freezes. This energy-saving chimney anti-icing equipment efficiently solves the technical barrier that chimney top opening freezes, and reduces installation and operation cost, improves energy utilization rate and service life, saved resource.
Summary of the invention
The invention provides a kind of novel energy-saving chimney anti-icing equipment, efficiently solve the technical barrier that chimney top opening freezes.
The purpose of the present invention realizes by following technical solution:
A kind of energy-saving chimney anti-icing equipment, it is characterized in that: it includes water inlet pipe, outlet pipe, high-pressure hydraulic pump, upper hose, downcomer, water knockout drum, top opening hot-water line, top opening return pipe and anti-freeze pipe network, wherein said water inlet pipe (1) and outlet pipe are connected with power plant water delivery pipeline system, described outlet pipe is connected by elbow with downcomer, described water inlet pipe is connected by high-pressure hydraulic pump with upper hose, and described water knockout drum is connected with upper hose and downcomer, top opening hot-water line and top opening return pipe, anti-freeze pipe network top respectively.
Wherein said water knockout drum is positioned at chimney barrel top, and water knockout drum has several (determining according to Diameter of chimney), and one of them water knockout drum is connected with upper and lower water pipe.
Wherein said anti-freeze pipe network is made up of hot-water line and return pipe, and hot-water line is arranged in parallel with return pipe. Described anti-freeze pipe network can be " returning " font, " S " type, screw type and other any shapes that uniform can distribute heat.
Described water inlet pipe and outlet pipe are connected with power plant water delivery pipeline system, and its material is with power plant's aqueduct and is incubated.
Described upper hose and downcomer select utilidor, are connected with water knockout drum, both can be fixed on chimney internal cylinder wall, it is also possible to are arranged on outer tube wall, then such as use JZ-SJ01 acid resistant adhesive mortar by pipeline and chimney wall smooth even transition. Should along cat ladder and against cat ladder installation when being arranged on outer tube wall.
Described water under high pressure pump lift have to be larger than chimney height.
Anti-freeze pipe network on described chimney outer tube wall such as can adopt the pipeline of PE-RT or PE-X or similar material. This type of pipeline has good pliability, high thermal conductivity and an inertia, and resistance to pressure is good simultaneously, good impact resistance, resistance to pressure better, nontoxic, tasteless, pollution-free, and environmental protection is recyclable, can hot-melt adhesive paste, convenient to install and maintain.
All pipelines on described chimney wall all adopt anchor ear to be fixed on chimney wall, then seamlessly transit with acid resistant adhesive mortar.
The invention further relates to the application in concrete chimney, steel stack or brick chimney of the energy-saving chimney anti-icing equipment according to the present invention.
The anti-icing equipment of the present invention utilizes the existing hot water pipeline of power plant, and described hot water pipeline adopts from water delivery starting point to chimney bottom section and with the pipeline of material and is incubated with power plant's water-carriage system, to prevent thermal loss. the operation principle of the present invention is as follows: first, hot water is caused chimney bottom by water inlet pipe, then with high-pressure hydraulic pump by hot water by being fixed on chimney wall the upper hose force feed of (or inner tube wall or outer tube wall) to the water knockout drum of chimney top opening, water knockout drum has several (determining according to Diameter of chimney), one of them water knockout drum is with upper, downcomer connects, top opening hot-water line and return pipe is had to connect between water knockout drum, by the water knockout drum of chimney top opening, hot water is back to water knockout drum respectively through the anti-freeze pipe network being arranged on the outer tube wall of chimney top again, last it be delivered to downcomer by water knockout drum and finally flow through outlet pipe and be back in the piping network of power plant.
The anti-icing equipment of the present invention solves the technical barrier that chimney top opening freezes with effectively arriving, and reduces installation and operation cost, improves energy utilization rate and service life, saved resource.
Accompanying drawing explanation
Fig. 1 a is the schematic diagram of the energy-saving chimney anti-icing equipment of the present invention, and Fig. 1 b is the partial enlarged drawing of position, finger, A place in Fig. 1 a.
Fig. 2 is the enlarged diagram being positioned at chimney top port area of the energy-saving chimney anti-icing equipment of the present invention.
Fig. 3 is the schematic diagram of the anti-freeze pipe network of the present invention energy-saving chimney anti-icing equipment.
Fig. 4 is that the energy-saving chimney anti-icing equipment of the present invention is positioned at the schematic diagram within chimney.
Description of reference numerals:
1-water inlet pipe; 2-outlet pipe; 3-high-pressure hydraulic pump; 4-upper hose; 5-downcomer; 6-water knockout drum; 7-top opening hot-water line; 8-top opening return pipe; The anti-freeze pipe network of 9-; 10-chimney; 11-ground; 12-chimney top opening; 13-chimney wall; 14-chimney outer tube wall; 15-chimney internal cylinder wall.
Detailed description of the invention
Illustrate in greater detail the present invention below in conjunction with accompanying drawing by instantiation, but the present invention is not constituted any restriction.
Embodiment 1
As depicted in fig. la, a kind of " returning " font chimney anti-icing equipment, including: water inlet pipe 1, outlet pipe 2, high-pressure hydraulic pump 3, upper hose 4, downcomer 5, water knockout drum 6, top opening hot-water line 7, top opening return pipe 8, anti-freeze pipe network 9, wherein said water inlet pipe 1 and outlet pipe 2 are connected with power plant water delivery pipeline system, described water inlet pipe 1 is connected by high-pressure hydraulic pump 3 with upper hose 4, described outlet pipe 2 is connected by elbow with downcomer 5, described water knockout drum 6 is positioned at chimney barrel top, connect upper hose 4 and downcomer 5 respectively, top opening hot-water line 7 and top opening return pipe 8 and anti-freeze pipe network 9 top.
The installation of this device:
1. separating a pipeline (i.e. water inlet pipe 1) from the hot water pipeline of power plant and extend to chimney inner bottom part, water inlet pipe 1 adopts and with the pipeline of material and is incubated with power plant's water-carriage system, to prevent thermal loss; Water inlet pipe 1 adopts steel bracket to support, and preservative treatment carried out by steel bracket.
2. being connected with high-pressure hydraulic pump 3 by water inlet pipe 1, high-pressure hydraulic pump 3 is positioned on chimney bottom ground. .
3. high-pressure hydraulic pump 3 is connected with upper hose 4, upper hose 4 extends upwardly to the water knockout drum of chimney top opening from chimney bottom high-pressure hydraulic pump 3 seam and is connected with water knockout drum 6, upper hose 4 adopts finished product thermal insulation pipeline, with anchor ear, upper hose 4 is fixed on chimney internal cylinder wall, then seamlessly transits with acid resistant adhesive mortar. Water knockout drum 6 has several (determining according to Diameter of chimney), one of them water knockout drum is connected with upper hose 4, downcomer 5, top opening hot-water line 7 and top opening return pipe 8 is had to connect between water knockout drum 6, by the water knockout drum of chimney top opening, hot water is back to water knockout drum respectively through the anti-freeze pipe network being arranged on the outer tube wall of chimney top again, each water knockout drum 6 connects a pair anti-freeze pipe network 9, anti-freeze pipe network 9 is fixed on the outer tube wall of chimney top by anchor ear, and seamlessly transits with acid resistant adhesive mortar.
4. downcomer 5 is connected with water knockout drum 6, and is close to chimney internal cylinder wall and extends downward chimney bottom, and is connected with outlet pipe 2 by elbow. Downcomer 5 adopts finished product thermal insulation pipeline, is fixed on chimney internal cylinder wall with anchor ear by upper hose 4, then seamlessly transits with acid resistant adhesive mortar. Outlet pipe 2 adopts and with the pipeline of material and is incubated with power plant's water-carriage system, to prevent thermal loss.
5. outlet pipe 2 adopts steel bracket to support, and preservative treatment carried out by steel bracket, and outlet pipe 2 is connected with downcomer 5 from chimney bottom elbow, extends out in power plant's water return pipeline system.
Claims (8)
1. an energy-saving chimney anti-icing equipment, it is characterized in that: it includes water inlet pipe (1), outlet pipe (2), high-pressure hydraulic pump (3), upper hose (4), downcomer (5), water knockout drum (6), top opening hot-water line (7), top opening return pipe (8) and anti-freeze pipe network (9), wherein said water inlet pipe (1) and outlet pipe (2) are connected with power plant water delivery pipeline system, described water inlet pipe (1) is connected by high-pressure hydraulic pump (3) with upper hose (4), described outlet pipe (2) is connected by elbow with downcomer (5), described water knockout drum (6) is positioned at chimney barrel top, its respectively with upper hose (4) and downcomer (5), top opening hot-water line (7) and top opening return pipe (8), anti-freeze pipe network (9) top connects.
2. energy-saving chimney anti-icing equipment as claimed in claim 1, it is characterised in that: described anti-freeze pipe network (9) is made up of hot-water line and return pipe, and described hot-water line and return pipe are arranged parallel to each other.
3. energy-saving chimney anti-icing equipment as claimed in claim 1, it is characterised in that: described anti-freeze pipe network (9) can be " returning " font, " S " type or screw type.
4. energy-saving chimney anti-icing equipment as claimed in claim 1, it is characterised in that: wherein said anti-freeze pipe network (9) is fixed on chimney outer tube wall by anchor ear.
5. the energy-saving chimney anti-icing equipment as according to any one of claim 1-4, it is characterised in that: described anti-freeze pipe network (9) is PE-RT or PE-X pipeline.
6. energy-saving chimney anti-icing equipment as claimed in claim 1, it is characterised in that: described high-pressure hydraulic pump (3) lift is more than chimney height.
7. energy-saving chimney anti-icing equipment as claimed in claim 1, it is characterised in that: described upper hose (4) and downcomer (5) are fixed on chimney internal cylinder wall or outer tube wall by anchor ear.
8. the application in concrete chimney, steel stack or brick chimney of the energy-saving chimney anti-icing equipment as described in aforementioned any one of claim.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610153810.XA CN105674309B (en) | 2016-03-18 | 2016-03-18 | Energy-saving chimney anti-icing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610153810.XA CN105674309B (en) | 2016-03-18 | 2016-03-18 | Energy-saving chimney anti-icing equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105674309A true CN105674309A (en) | 2016-06-15 |
| CN105674309B CN105674309B (en) | 2018-09-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610153810.XA Active CN105674309B (en) | 2016-03-18 | 2016-03-18 | Energy-saving chimney anti-icing equipment |
Country Status (1)
| Country | Link |
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| CN (1) | CN105674309B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102573142A (en) * | 2010-12-09 | 2012-07-11 | 沈阳市中色测温仪表材料研究所有限公司 | Anti-icing electric heating device for chimney mouth |
| CN103162304A (en) * | 2011-12-13 | 2013-06-19 | 河南电力勘测设计院 | Automatic deicing device of barrel head of chimney and deicing method thereof |
| CN204063605U (en) * | 2014-08-01 | 2014-12-31 | 中油辽河工程有限公司 | One self-priming anti-water collecting device on oil field heating furnace |
| CN105091010A (en) * | 2015-08-18 | 2015-11-25 | 来宾市江明科技开发有限公司 | Smoke recovery device for boiler |
| CN205560796U (en) * | 2016-03-18 | 2016-09-07 | 北京金汇中电力科技有限公司 | Anti -freeze device of energy -saving chimney |
-
2016
- 2016-03-18 CN CN201610153810.XA patent/CN105674309B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102573142A (en) * | 2010-12-09 | 2012-07-11 | 沈阳市中色测温仪表材料研究所有限公司 | Anti-icing electric heating device for chimney mouth |
| CN103162304A (en) * | 2011-12-13 | 2013-06-19 | 河南电力勘测设计院 | Automatic deicing device of barrel head of chimney and deicing method thereof |
| CN204063605U (en) * | 2014-08-01 | 2014-12-31 | 中油辽河工程有限公司 | One self-priming anti-water collecting device on oil field heating furnace |
| CN105091010A (en) * | 2015-08-18 | 2015-11-25 | 来宾市江明科技开发有限公司 | Smoke recovery device for boiler |
| CN205560796U (en) * | 2016-03-18 | 2016-09-07 | 北京金汇中电力科技有限公司 | Anti -freeze device of energy -saving chimney |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105674309B (en) | 2018-09-04 |
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| SE01 | Entry into force of request for substantive examination | ||
| DD01 | Delivery of document by public notice |
Addressee: Power Tech Corp. Inc. in the Jin Hui of Beijing Document name: the First Notification of an Office Action |
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