CN104499556B - Single-drum chimney zero meter of surface drainage system and apply method - Google Patents
Single-drum chimney zero meter of surface drainage system and apply method Download PDFInfo
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- CN104499556B CN104499556B CN201410703814.1A CN201410703814A CN104499556B CN 104499556 B CN104499556 B CN 104499556B CN 201410703814 A CN201410703814 A CN 201410703814A CN 104499556 B CN104499556 B CN 104499556B
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F1/00—Methods, systems, or installations for draining-off sewage or storm water
- E03F1/002—Methods, systems, or installations for draining-off sewage or storm water with disposal into the ground, e.g. via dry wells
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
- E03F5/042—Arrangements of means against overflow of water, backing-up from the drain
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
- E04H12/28—Chimney stacks, e.g. free-standing, or similar ducts
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- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
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Abstract
The invention discloses a kind of single-drum chimney zero meter of surface drainage system and apply method, solving the problem of the impeded drainage that existing single-drum chimney zero meter of drainage system exists.The both sides being included in the horizontal longitudinal axes (2) on ground in chimney barrel are respectively arranged with left half range ground (5) and right half range ground (6), left and right half range ground is obliquely installed to chimney barrel lateral direction with the gradient of 2%, the inlet inside of manhole door (3) is provided with ground, entrance (4), ground is provided with the arc-like rows ditch (7) with arc overflow weir (8) inside the barrel of single-drum chimney cylindrical shell (1), in the arc-like rows ditch (7) of the water inlet both sides of gutter (9), is respectively provided with an overflow bank (10).Vibrational power flow of the present invention is reasonable, and function is distinct, and construction is succinct, and quality easily ensures, operation maintenance is convenient.
Description
Technical field
The present invention relates to a kind of chimney zero meter of surface drainage system, particularly a kind of single-drum chimney zero meter of surface drainage system and apply method.
Background technology
Single-drum chimney is simple with its construction, short construction period, and the low feature of cost is by wide selection.But along with the employing of coal-burning power plant's wet desulfurizing process, the cancellation of bypass flue and flue gas heating system, the flue-gas temperature of discharging from single-drum chimney reduces greatly, substantially remains on about 50 DEG C.In addition, when a flue high position is arranged, dust stratification platform imperviously constitutes larger hidden danger for the entirety of chimney is anticorrosion, cancels dust stratification platform and becomes main trend.Therefore, the condensation sour water that have employed a large amount of low-temperature flue gas in the single-drum chimney of wet desulfurizing process and cancellation dust stratification platform can from cylinder head along cylinder inboard wall downstream to zero meter face, and the condensation water quantity in usual chimney can reach several tons per hour.Therefore, chimney zero meter face, as the key position of single-drum chimney dust stratification and draining tissue, carries the inner discharge of all acid solutions of chimney and the accumulation task of dust.Existing single-drum chimney zero meter of draining tissue is made up of steel concrete acid solution collecting pit, annular draining ramp, deashing passage and drainage pipe four part.In zero meter of drainage system of this structure, acid solution could import in the acid solution collecting pit in zero centre, meter face downstream to flowing through annular ramp behind chimney zero meter face again through barrel, and then from collecting pit, connects ejectment through drainage pipe go out chimney.In such drainage system, acid solution can not when flowing to zero meter face the very first time be discharged to outside cylinder; When cigarette ash comes together in acid solution collecting pit in a large number with acid solution, cigarette ash through precipitation also easily causes the blocking of drainage pipe at the bottom of acid solution collecting pit, make zero meter of land drainage organization system impeded drainage, therefore often need carry out deashing work to the drainage system in zero meter face, again because of deashing passage and deashing narrow space, the operation of fortune ash deashing is met difficulty.
Summary of the invention
The invention provides a kind of single-drum chimney zero meter of surface drainage system and apply method, solving the technical problem of the impeded drainage that existing single-drum chimney zero meter of drainage system exists.
The present invention solves above technical problem by the following technical programs:
A kind of single-drum chimney zero meter of surface drainage system, comprise single-drum chimney cylindrical shell, single-drum chimney cylindrical shell is provided with manhole door, in chimney barrel, the left side of the horizontal longitudinal axes on ground is provided with left half range ground, in chimney barrel, the right side of the horizontal longitudinal axes on ground is provided with right half range ground, left half range ground is obliquely installed to chimney barrel left direction with the gradient of 2%, right half range ground is obliquely installed to chimney barrel right direction with the gradient of 2%, the inlet inside of manhole door is provided with ground, entrance, ground, entrance is obliquely installed to chimney barrel central point direction with the gradient of 10%, inside the barrel of single-drum chimney cylindrical shell, ground is provided with arc-like rows ditch, arc-like rows ditch arranges near the barrel of single-drum chimney cylindrical shell, arc overflow weir is provided with inside the ditch top in arc-like rows ditch, in the ditch in arc-like rows ditch, lowest part is provided with the water inlet of gutter, the delivery port of gutter is arranged on the cylindrical shell lateral surface of single-drum chimney cylindrical shell, an overflow bank is respectively provided with in the arc-like rows ditch of the water inlet both sides of gutter.
Left half range ground and right half range ground are that axis of symmetry is symmetrically arranged with horizontal longitudinal axes; Arc height of weir plate is 120 millimeters.
Single-drum chimney zero meter of surface drainage system apply a method, comprise the following steps:
The first step, after the barrel of single-drum chimney cylindrical shell has applied, plain earthen backfill is carried out and compaction in layers to the basis of chimney;
Second step, concreting is carried out to the ground, entrance that the inlet inside of manhole door is arranged, and make it be formed to tilt to chimney barrel central point direction the gradient of 10%;
3rd step, with the horizontal longitudinal axes on ground in chimney barrel for axis of symmetry, ground is partly covered to a left side and carries out concreting, and make it be formed to be tilted to the left the gradient of 2%;
4th step, with the horizontal longitudinal axes on ground in chimney barrel for axis of symmetry, concreting is carried out to right half range ground, and makes it be formed to be tilted to the right the gradient of 2%;
5th step, ground, entrance both sides along single-drum chimney cylindrical shell inside wall excavation formed arc-like rows ditch;
Apply arc overflow weir inside the ditch top of the 6th step, arcuately gutter, arc height of weir plate is 120 millimeters;
7th step, on the barrel of single-drum chimney cylindrical shell, arrange gutter, make the water inlet of gutter be arranged on lowest part in the ditch in arc-like rows ditch, the delivery port of gutter is arranged on the cylindrical shell lateral surface of single-drum chimney cylindrical shell;
8th step, in the arc-like rows ditch of gutter both sides, apply an overflow bank respectively.
Vibrational power flow of the present invention is reasonable, and function is distinct, and construction is succinct, and quality easily ensures, operation maintenance is convenient.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the sectional view in Fig. 1 on A-A direction;
Fig. 3 is the sectional view in Fig. 1 on B-B direction.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in detail:
A kind of single-drum chimney zero meter of surface drainage system, comprise single-drum chimney cylindrical shell 1, single-drum chimney cylindrical shell 1 is provided with manhole door 3, in chimney barrel, the left side of the horizontal longitudinal axes 2 on ground is provided with left half range ground 5, left half range ground 5 is semicircular, in chimney barrel, the right side of the horizontal longitudinal axes 2 on ground is provided with right half range ground 6, right half range ground 6 is also semicircular, left half range ground 5 is obliquely installed to chimney barrel left direction with the gradient of 2%, right half range ground 6 is obliquely installed to chimney barrel right direction with the gradient of 2%, the inlet inside of manhole door 3 is provided with ground, entrance 4, ground, entrance 4 is obliquely installed to chimney barrel central point direction with the gradient of 10%, ground, entrance 4 is higher than ground in chimney barrel, inside the barrel of single-drum chimney cylindrical shell 1, ground is provided with arc-like rows ditch 7, arc-like rows ditch 7 arranges near the barrel of single-drum chimney cylindrical shell 1, arc overflow weir 8 is provided with inside the ditch top in arc-like rows ditch 7, arc overflow weir 8 stops being deposited to ground dust in chimney barrel, make it can not enter into arc-like rows ditch 7, in the ditch in arc-like rows ditch 7, lowest part is provided with the water inlet of gutter 9, the delivery port of gutter 9 is arranged on the cylindrical shell lateral surface of single-drum chimney cylindrical shell 1, an overflow bank 10 is respectively provided with in the arc-like rows ditch 7 of the water inlet both sides of gutter 9, overflow bank 10 carries out secondary stop to the dust overflowed in arc-like rows ditch 7 and dams, to protect the unimpeded of gutter 9.
Left half range ground 5 and right half range ground 6 are for axis of symmetry is symmetrically arranged with horizontal longitudinal axes 2; Arc overflow weir 8 is highly 120 millimeters.
Single-drum chimney zero meter of surface drainage system apply a method, comprise the following steps:
The first step, after the barrel of single-drum chimney cylindrical shell 1 has applied, plain earthen backfill is carried out and compaction in layers to the basis of chimney;
Second step, concreting is carried out to the ground, entrance 4 that the inlet inside of manhole door 3 is arranged, and make it be formed to tilt to chimney barrel central point direction the gradient of 10%;
3rd step, with the horizontal longitudinal axes 2 on ground in chimney barrel for axis of symmetry, ground 5 is partly covered to a left side and carries out concreting, and make it be formed to be tilted to the left the gradient of 2%;
4th step, with the horizontal longitudinal axes 2 on ground in chimney barrel for axis of symmetry, concreting is carried out to right half range ground 6, and makes it be formed to be tilted to the right the gradient of 2%;
5th step, ground, entrance 4 both sides along single-drum chimney cylindrical shell 1 inside wall excavation formed arc-like rows ditch 7;
Apply arc overflow weir 8 inside the ditch top of the 6th step, arcuately gutter 7, arc overflow weir 8 is highly 120 millimeters;
7th step, on the barrel of single-drum chimney cylindrical shell 1, arrange gutter 9, make the water inlet of gutter 9 be arranged on lowest part in the ditch in arc-like rows ditch 7, the delivery port of gutter 9 is arranged on the cylindrical shell lateral surface of single-drum chimney cylindrical shell 1;
8th step, in the arc-like rows ditch 7 of gutter 9 both sides, apply an overflow bank 10 respectively.
Present invention eliminates the acid solution collecting pit of conventional zero meter of surface drainage system, replace with circle draining ditch, and inside channel edge, add hoop overflow weir; Annular inclination draining ramp is replaced with land drainage ramp in two-way chimney barrel; Make to be drained in arc-like rows ditch 7 in time along the acid solution that barrel is dirty; For acid solution land drainage ramp in two-way chimney barrel of being freely scattered on a small quantity the effective water conservancy diversion of dust and stop through arc overflow weir 8, realize lixivium first separation.Acid solution overflow imports after in arc-like rows ditch 7, through overflow bank 10 sediment overflow, realizes lixivium secondary separation.While present invention optimizes drainage path, also reduce the possibility of cigarette ash blocking drainage pipe in drainage procedure.The work of chimney deashing then mainly concentrates on the inner side of arc overflow weir 8 and overflow bank 10, effectively ensure that the normal operation of whole draining organizational framework.
Claims (3)
1. a single-drum chimney zero meter of surface drainage system, comprise single-drum chimney cylindrical shell (1), single-drum chimney cylindrical shell (1) is provided with manhole door (3), it is characterized in that, in chimney barrel, the left side of the horizontal longitudinal axes (2) on ground is provided with left half range ground (5), in chimney barrel, the right side of the horizontal longitudinal axes (2) on ground is provided with right half range ground (6), left half range ground (5) is obliquely installed to chimney barrel left direction with the gradient of 2%, right half range ground (6) is obliquely installed to chimney barrel right direction with the gradient of 2%, the inlet inside of manhole door (3) is provided with ground, entrance (4), ground, entrance (4) is obliquely installed to chimney barrel central point direction with the gradient of 10%, inside the barrel of single-drum chimney cylindrical shell (1), ground is provided with arc-like rows ditch (7), arc-like rows ditch (7) arranges near the barrel of single-drum chimney cylindrical shell (1), arc overflow weir (8) is provided with inside the ditch top of arc-like rows ditch (7), in the ditch of arc-like rows ditch (7), lowest part is provided with the water inlet of gutter (9), the delivery port of gutter (9) is arranged on the cylindrical shell lateral surface of single-drum chimney cylindrical shell (1), an overflow bank (10) is respectively provided with in the arc-like rows ditch (7) of the water inlet both sides of gutter (9).
2. a kind of single-drum chimney according to claim 1 zero meter of surface drainage system, is characterized in that, left half range ground (5) and right half range ground (6) are for axis of symmetry is symmetrically arranged with horizontal longitudinal axes (2); Arc overflow weir (8) is highly 120 millimeters.
3. single-drum chimney zero meter of surface drainage system apply a method, comprise the following steps:
The first step, after the barrel of single-drum chimney cylindrical shell (1) has applied, plain earthen backfill is carried out and compaction in layers to the basis of chimney;
Second step, concreting is carried out to the ground, entrance (4) that the inlet inside of manhole door (3) is arranged, and make it be formed to tilt to chimney barrel central point direction the gradient of 10%;
3rd step, with the horizontal longitudinal axes on ground in chimney barrel (2) for axis of symmetry, ground (5) is partly covered to a left side and carries out concreting, and make it be formed to be tilted to the left the gradient of 2%;
4th step, with the horizontal longitudinal axes on ground in chimney barrel (2) for axis of symmetry, concreting is carried out to right half range ground (6), and makes it be formed to be tilted to the right the gradient of 2%;
5th step, ground, entrance (4) both sides along single-drum chimney cylindrical shell (1) inside wall excavation formed arc-like rows ditch (7);
Apply arc overflow weir (8) inside the ditch top of the 6th step, arcuately gutter (7), arc overflow weir (8) is highly 120 millimeters;
7th step, gutter (9) is set on the barrel of single-drum chimney cylindrical shell (1), make the water inlet of gutter (9) be arranged on lowest part in the ditch of arc-like rows ditch (7), the delivery port of gutter (9) is arranged on the cylindrical shell lateral surface of single-drum chimney cylindrical shell (1);
8th step, in the arc-like rows ditch (7) of gutter (9) both sides, apply an overflow bank (10) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410703814.1A CN104499556B (en) | 2014-11-30 | 2014-11-30 | Single-drum chimney zero meter of surface drainage system and apply method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410703814.1A CN104499556B (en) | 2014-11-30 | 2014-11-30 | Single-drum chimney zero meter of surface drainage system and apply method |
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| Publication Number | Publication Date |
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| CN104499556A CN104499556A (en) | 2015-04-08 |
| CN104499556B true CN104499556B (en) | 2016-03-02 |
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| CN201410703814.1A Active CN104499556B (en) | 2014-11-30 | 2014-11-30 | Single-drum chimney zero meter of surface drainage system and apply method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107091007B (en) * | 2017-05-07 | 2021-03-05 | 云南建投第十三建设有限公司 | Construction method for building reinforced concrete chimney with internal and external lifting templates |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPS60215979A (en) * | 1984-04-11 | 1985-10-29 | 日本鋼管株式会社 | Double chimney provided with drain passage |
| CN201058265Y (en) * | 2007-07-12 | 2008-05-14 | 李士增 | Wet-type hydrologic cycle apparatus for sulphur removing and dust removing |
| CN202289846U (en) * | 2011-08-29 | 2012-07-04 | 新疆电力设计院 | Convex ridge guide plate arranged in wet sulfur removal process chimney |
| CN203687066U (en) * | 2013-12-06 | 2014-07-02 | 重庆市炬泉环保工程有限公司 | Environment-friendly chimney with dust removal function |
| CN103697485B (en) * | 2013-12-26 | 2015-12-02 | 希柯环保设备（上海）有限公司 | Chimney overhead receives row's condensate liquid filter bowl device |
| CN204266345U (en) * | 2014-11-30 | 2015-04-15 | 中国能源建设集团山西省电力勘测设计院 | Single-drum chimney zero meter of surface drainage system |
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Address after: 030001 Yingze street, Shanxi, No. 255, No. Applicant after: Co., Ltd of Chinese energy construction group Shanxi Electric Power Exploration & Design Institute Address before: 030001 Yingze street, Shanxi, No. 255, No. Applicant before: CEEC Shanxi Electric Power Exploration & Design Institute |
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Free format text: CORRECT: APPLICANT; FROM: CEEC SHANXI ELECTRIC POWER EXPLORATION + DESIGN INSTITUTE TO: CHINA ENERGY ENGINEERING GROUP SHANXI ELECTRIC POWER SURVEY + DESIGN INSTITUTE CO., LTD. |
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