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CN103471124A - Device used for reinforcing boiler SCR (Selective Catalytic Reduction) bottom protection plate - Google Patents

Device used for reinforcing boiler SCR (Selective Catalytic Reduction) bottom protection plate Download PDF

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Publication number
CN103471124A
CN103471124A CN2013104583156A CN201310458315A CN103471124A CN 103471124 A CN103471124 A CN 103471124A CN 2013104583156 A CN2013104583156 A CN 2013104583156A CN 201310458315 A CN201310458315 A CN 201310458315A CN 103471124 A CN103471124 A CN 103471124A
Authority
CN
China
Prior art keywords
scr
plate
protection plate
boiler
reinforcing
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
Application number
CN2013104583156A
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Chinese (zh)
Inventor
王凤君
王占军
徐琳
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Harbin Boiler Co Ltd
Original Assignee
Harbin Boiler Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Harbin Boiler Co Ltd filed Critical Harbin Boiler Co Ltd
Priority to CN2013104583156A priority Critical patent/CN103471124A/en
Publication of CN103471124A publication Critical patent/CN103471124A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a device used for reinforcing a boiler SCR (Selective Catalytic Reduction) bottom protection plate. A SCR outlet flue is a key component of boiler SCR; as a high-temperature and high-wear environment exits in the flue, the measures that the structural strength design is reinforced and the design margin is increased are completely essential. According to the existing device used for reinforcing the SCR bottom protection plate, a layer of bottom protection plate is mounted on a bottom plate, and is directly connected with side plates by angle steel, the connection is not stable, and hidden danger is brought for the safe operation of a boiler. The device comprises a SCR outlet flue body (1) which comprises a bottom plate (2) provided with a bottom protection plate (3), wherein the bottom plate is connected with side plates (5); side protection plates (4) are mounted on the side plates; connection angle steel (6) is mounted between the bottom plate and the side plates. The device is used for reinforcing the boil SCP bottom protection plate.

Description

The device of strengthening for boiler SCR bottom guard plate
technical field:
the present invention relates to a kind of device of strengthening for boiler SCR bottom guard plate.
background technology:
the SCR exhaust pass is the critical component in boiler SCR, and due to the environment of the high temperature in flue, high wearing and tearing, therefore strengthen Structural Strength Design, the Yu Fuliang that increases design is very necessary.Existing SCR bottom guard plate stiffening device is just installed backplate at the bottom of one deck on base plate, by angle cleat, directly with side plate, is connected, and connection is firm not like this, to the safe operation of boiler, brings hidden danger.
summary of the invention:
the purpose of this invention is to provide a kind of device of strengthening for boiler SCR bottom guard plate.
above-mentioned purpose realizes by following technical scheme:
a kind of device of strengthening for boiler SCR bottom guard plate, its composition comprises: SCR exhaust pass body, described SCR exhaust pass body comprises the base plate that end backplate is installed, described base plate is connected with side plate, on described side plate, side guard plate is installed, between described base plate and described side plate, angle cleat is installed.
the described device of strengthening for boiler SCR bottom guard plate, backplate of the described end is channel-section steel or I-steel, described side guard plate is I-steel or channel-section steel.
the described device of strengthening for boiler SCR bottom guard plate, the shaped steel that described I-steel or channel-section steel are 18#, 20#, 22# or 30#.
beneficial effect:
the present invention utilizes the extended spot of existing bottom guard plate to increase side guard plate, side guard plate is arranged on side plate, has strengthened being connected between base plate and side plate, has optimized stress form and the structure of whole flue, simple in structure, has eliminated a larger boiler operatiopn hidden danger.
selection adopts channel-section steel, the I-steel of specific model to meet the best requirement of the rigidity of boiler SCR.
the accompanying drawing explanation:
accompanying drawing 1 is structural representation of the present invention.
accompanying drawing 2 is A-A cutaway views of accompanying drawing 1.
the specific embodiment:
embodiment 1:
a kind of device of strengthening for boiler SCR bottom guard plate, its composition comprises: SCR exhaust pass body 1, described SCR exhaust pass body comprises the base plate 2 that end backplate 3 is installed, described base plate is connected with side plate 5, side guard plate 4 is installed on described side plate, between described base plate and described side plate, angle cleat 6 is installed.
the described device of strengthening for boiler SCR bottom guard plate, backplate of the described end is channel-section steel or I-steel, described side guard plate is I-steel or channel-section steel.
the described device of strengthening for boiler SCR bottom guard plate, the shaped steel that described I-steel or channel-section steel are 18#, 20#, 22# or 30#.

Claims (3)

1. a device of strengthening for boiler SCR bottom guard plate, its composition comprises: SCR exhaust pass body, it is characterized in that: described SCR exhaust pass body comprises the base plate that end backplate is installed, described base plate is connected with side plate, on described side plate, side guard plate is installed, between described base plate and described side plate, angle cleat is installed.
2. the device of strengthening for boiler SCR bottom guard plate according to claim 1, it is characterized in that: backplate of the described end is channel-section steel or I-steel, described side guard plate is I-steel or channel-section steel.
3. the device of strengthening for boiler SCR bottom guard plate according to claim 2, is characterized in that: the shaped steel that described I-steel or channel-section steel are 18#, 20#, 22# or 30#.
CN2013104583156A 2013-10-01 2013-10-01 Device used for reinforcing boiler SCR (Selective Catalytic Reduction) bottom protection plate Pending CN103471124A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2013104583156A CN103471124A (en) 2013-10-01 2013-10-01 Device used for reinforcing boiler SCR (Selective Catalytic Reduction) bottom protection plate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2013104583156A CN103471124A (en) 2013-10-01 2013-10-01 Device used for reinforcing boiler SCR (Selective Catalytic Reduction) bottom protection plate

Publications (1)

Publication Number Publication Date
CN103471124A true CN103471124A (en) 2013-12-25

Family

ID=49796091

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2013104583156A Pending CN103471124A (en) 2013-10-01 2013-10-01 Device used for reinforcing boiler SCR (Selective Catalytic Reduction) bottom protection plate

Country Status (1)

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CN (1) CN103471124A (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201170566Y (en) * 2008-03-14 2008-12-24 同方环境股份有限公司 Axial rail type support structure for smoke canal
CN201335389Y (en) * 2009-01-12 2009-10-28 上海锅炉厂有限公司 Structure of strengthening ribs of gas duct
CN201659035U (en) * 2009-11-30 2010-12-01 上海锅炉厂有限公司 Connection device of corner parts of flues of inlet and outlet of cyclone separator
US20120255470A1 (en) * 2010-06-22 2012-10-11 2E Environmental, LLC Biomass boiler scr nox & co reduction system
CN102747808A (en) * 2011-04-22 2012-10-24 江苏峰业电力环保集团有限公司 Denitration flue reactor wallboard
CN102814119A (en) * 2012-09-11 2012-12-12 上海龙净环保科技工程有限公司 Silicon controlled rectifier (SCR) denitration device of waste gas pre-dedusting ammonia spraying disk in power plant
CN203170223U (en) * 2013-03-15 2013-09-04 武汉龙净环保工程有限公司 Common wall structure of reactor and flue gas inlet pipeline in flue gas denitration system

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201170566Y (en) * 2008-03-14 2008-12-24 同方环境股份有限公司 Axial rail type support structure for smoke canal
CN201335389Y (en) * 2009-01-12 2009-10-28 上海锅炉厂有限公司 Structure of strengthening ribs of gas duct
CN201659035U (en) * 2009-11-30 2010-12-01 上海锅炉厂有限公司 Connection device of corner parts of flues of inlet and outlet of cyclone separator
US20120255470A1 (en) * 2010-06-22 2012-10-11 2E Environmental, LLC Biomass boiler scr nox & co reduction system
CN102747808A (en) * 2011-04-22 2012-10-24 江苏峰业电力环保集团有限公司 Denitration flue reactor wallboard
CN102814119A (en) * 2012-09-11 2012-12-12 上海龙净环保科技工程有限公司 Silicon controlled rectifier (SCR) denitration device of waste gas pre-dedusting ammonia spraying disk in power plant
CN203170223U (en) * 2013-03-15 2013-09-04 武汉龙净环保工程有限公司 Common wall structure of reactor and flue gas inlet pipeline in flue gas denitration system

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Application publication date: 20131225

RJ01 Rejection of invention patent application after publication