CN107875850A - A kind of honeycomb type denitrification catalyst is changed and sampler - Google Patents
A kind of honeycomb type denitrification catalyst is changed and sampler Download PDFInfo
- Publication number
- CN107875850A CN107875850A CN201711121940.6A CN201711121940A CN107875850A CN 107875850 A CN107875850 A CN 107875850A CN 201711121940 A CN201711121940 A CN 201711121940A CN 107875850 A CN107875850 A CN 107875850A
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- Prior art keywords
- transmission shaft
- power transmission
- sampler
- changed
- spacing hole
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/88—Handling or mounting catalysts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8621—Removing nitrogen compounds
- B01D53/8625—Nitrogen oxides
- B01D53/8631—Processes characterised by a specific device
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Biomedical Technology (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Pathology (AREA)
- Biochemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- General Physics & Mathematics (AREA)
- Exhaust Gas After Treatment (AREA)
- Catalysts (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Abstract
The invention discloses a kind of replacing of honeycomb type denitrification catalyst and sampler, including multiple cell cube active components for acting on catalyst module, cell cube active component acts on the cell cube treated ejecting unit body or treat ejecting unit body periphery, cell cube active component includes power transmission shaft, supporting plate and fastener, fastener is arranged on the support arm of catalyst module, spacing hole is provided with fastener, power transmission shaft is connected by spacing hole with fastener, power transmission shaft one end is acted in supporting plate through spacing hole, the other end connecting power device of power transmission shaft.Replacing, the sampling to the out of stock catalyst elements body of honeycomb fashion are realized, while fixation is played to the cell cube on periphery, prevents that nearby cell cube loosens, dropped.
Description
Technical field
The present invention relates to a kind of technical field of denitration of boiler smoke, more particularly, to a kind of honeycomb type denitrification catalyst more
Change and sampler.
Background technology
At present, power plants generally carry out denitration process using honeycomb fashion SCR denitration to boiler smoke.Honeycomb
Formula denitrating catalyst is assembled by some cell cubes to be formed module and is used.In actual use, because flow field is uneven, flue dust abrasion
Etc. reason, the problems such as causing a small number of catalyst abrasions, crush, if changed not in time, broken catalyst can cause
Flow field further deteriorates, and serious will influence denitrating system efficiency.Generally, only a small amount of catalyst breakage, and big portion
When divided catalyst is still in lifetime, if whole catalyst module changed cost can be caused significantly raised.Therefore,
Damaged catalyst change to ensure the preferable effect of denitrating system, while can be reduced cost.However, have no at present achievable
The method and device that a small amount of cell cube scene is changed.
It is after honeycomb type denitrification catalyst inactivation to carry out regeneration treatment, recycling more, need to carry out as requested, before and after regeneration
Sampling and testing.Because the assembling of each unit body is closer in catalyst module, can not single-handedly take out.According to existing machine power
Device takes out catalyst elements body by force, and is whether adapted to the sampling of honeycomb type denitrification catalyst cell cube, or even meeting
The catalyst elements body on periphery is had influence on, easily occurs loosening, drop.
Chinese patent CN 106198096A disclose a kind of sampler, but the device can only be used to catalyst module
Vertical sampling；Sampling unit surrounding cells body also easily loosens, dropped；And apparatus structure is complicated, working space is limited, flexibility
It is poor, it is difficult to change at the scene for catalyst elements body.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of honeycomb type denitrification catalyst replacing and sampler, realize
Ejection, sampling to the out of stock catalyst elements body of honeycomb fashion, while fixation is played to the cell cube on periphery, prevent single nearby
First body loosens, dropped.
Technical scheme is used by the present invention solves above-mentioned technical problem：A kind of honeycomb type denitrification catalyst is changed and taken
Sampling device, including multiple cell cube active components for acting on catalyst module, described cell cube active component, which acts on, to be treated
Ejecting unit body or the cell cube for treating ejecting unit body periphery, described cell cube active component include power transmission shaft, supporting plate
With fastener, described fastener is arranged on the support arm of catalyst module, and spacing hole, institute are provided with described fastener
The power transmission shaft stated is connected by spacing hole with fastener, and power transmission shaft one end is acted in supporting plate through spacing hole, power transmission shaft
Other end connecting power device.
The further preferred scheme of the present invention：Internal thread is provided with described spacing hole, outer spiral shell is provided with power transmission shaft
Line, it is threadedly coupled between described spacing hole and power transmission shaft.
The further preferred scheme of the present invention：Described power transmission shaft is connected by bearing with supporting plate, and described bearing is consolidated
Determine on the supporting plate, bearing is set in one end of power transmission shaft.
The further preferred scheme of the present invention：Described bearing is thrust ball bearing or thrust roller bearing.
The further preferred scheme of the present invention：Bolt, described power dress are installed on the other end of described power transmission shaft
It is set to pneumatic impact spanner and bolt connection.
The further preferred scheme of the present invention：Described spacing hole is flexibly connected with power transmission shaft, and power transmission shaft can exist vertically
Moved in spacing hole.
The further preferred scheme of the present invention：Described power set are cylinder.
The further preferred scheme of the present invention：Described support plate surface is embedded with rubber sheet gasket.
The further preferred scheme of the present invention：Described power transmission shaft includes successive multiple shaft member and formed.
Compared with prior art, the advantage of the invention is that including multiple cell cube effect groups for acting on catalyst module
Part, cell cube active component act on the cell cube treated ejecting unit body or treat ejecting unit body periphery.Cell cube effect group
Part, which acts on, treats that ejecting unit body is then realized cell cube sampling or changed.Cell cube active component, which acts on, treats ejecting unit body
The cell cube on periphery then realizes the firm effect to peripheral unit body, prevents it from loosening, reduces secondary damage.The present invention can be simultaneously
The sampling of catalyst elements body and live replacement operation are realized, can realize that catalyst module is vertical and horizontal different placement side simultaneously
The sampling operation of formula.Cell cube active component includes power transmission shaft, supporting plate and fastener, and supporting plate is direct contact catalyst mould
The cell cube of block.Fastener is arranged on the support arm of catalyst module, realizes the fixed installation to the present invention.Set on fastener
Spacing hole is equipped with, power transmission shaft is connected by spacing hole with fastener, it is ensured that be along desired trajectory in the motion process of power transmission shaft
Walking.Power transmission shaft one end is acted in supporting plate through spacing hole, the other end connecting power device of power transmission shaft.Power set work
Make, power transmission shaft passing power drives supporting plate motion, or support peripheral unit body to prevent from loosening, or act on and wait to push up to supporting plate
Go out cell cube to be ejected.The present invention is applied to the replacing of different length cell cube, sampling；Device is simple and practical, more flexibly,
Suitable for confined space operation.
Brief description of the drawings
Fig. 1 is the structural representation of the embodiment of the present invention one；
Fig. 2 is the structural representation of the embodiment of the present invention two.
Embodiment
Below in conjunction with the accompanying drawings, the present invention is described in detail.
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that specific embodiment described herein is only to explain the present invention, not
For limiting the present invention.
It is as shown in Figure 1 embodiments of the invention one：A kind of honeycomb type denitrification catalyst is changed and sampler, including more
The individual cell cube active component for acting on catalyst module, cell cube active component, which acts on, to be treated ejecting unit body or waits to eject
The cell cube on cell cube periphery, cell cube active component include power transmission shaft 1, supporting plate 2 and fastener 3, and fastener 3 is arranged on and urged
On the support arm of agent module, spacing hole 4 is provided with fastener 3, power transmission shaft 1 is connected by spacing hole 4 with fastener 3, is passed
The one end of moving axis 1 is acted in supporting plate 2 through spacing hole 4, the other end connecting power device 5 of power transmission shaft 1.
Internal thread is provided with spacing hole 4, external screw thread, screw thread between spacing hole 4 and power transmission shaft 1 are provided with power transmission shaft 1
Connection.
Power transmission shaft 1 is connected by bearing 6 with supporting plate 2, and bearing 6 is fixed in supporting plate 2, and bearing 6 is set in power transmission shaft 1
One end.
Bearing 6 is thrust ball bearing 6 or thrust roller bearing 6.
Bolt 7 is installed, power set 5 are that pneumatic impact spanner is connected with bolt 7 on the other end of power transmission shaft 1.
The surface of supporting plate 2 is embedded with rubber sheet gasket.To prevent from causing secondary damage to catalyst elements body.
Power transmission shaft 1 includes successive multiple shaft member and formed.It can change according to actual condition needs and form power transmission shaft 1
Shaft member quantity, complete different length cell cube replacing, sampling.
Using multiple cell cube active component support unit body peripheral unit bodies, a cell cube active component top is recycled
Go out to treat ejecting unit body.To be fixed on by fastener 3 on catalyst module, power transmission shaft 1 by after spacing hole 4 with supporting plate 2
Bearing 6 connect.Using the bolt 7 of pneumatic impact spanner alignment power transmission shaft 1 end, starting pneumatic impact spanner, power transmission shaft 1 rotates at a high speed,
Pushing unit body moves.When the length of power transmission shaft 1 is inadequate, increase the shaft member quantity of power transmission shaft 1, extend the length of power transmission shaft 1, until
Catalyst elements body is ejected.
Embodiments of the invention two are illustrated in figure 2, it is essentially identical with the structure of embodiment one, except the description below：Limit
Position hole 4 is flexibly connected with power transmission shaft 1, and power transmission shaft 1 can move in spacing hole 4 vertically.Power set 5 are cylinder.
Power transmission shaft 1 is pushed directly on by cylinder to move with supporting plate 2.
When scene is changed, ejecting unit body peripheral unit body is fixed using multiple cell cube active components：Pass through fastener 3
The fixed present invention, passes through the support unit body of supporting plate 2.Optionally determining unit body active component quantity, it is general to be not less than four,
For eject the offside of operation catalyst module.Preferably eight, eject the homonymy, right of operation catalyst module
Each four of side.
Range site body active component ejects catalyst elements body：Fastener 3 is fixed on catalyst module, supported
Plate 2 and damaged catalyst elements end contact.Moved using the pushing unit body of power set 5, until by catalyst elements body
Ejection.
Qualified catalyst elements body backfill：Qualified catalyst elements body is put into the position vacated, and added using pad
Gu complete the replacing of damaged catalyst elements body.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement made within refreshing and principle etc., should be included in the scope of the protection.
Claims (9)
1. a kind of honeycomb type denitrification catalyst is changed and sampler, it is characterised in that including multiple catalyst modules that act on
Cell cube active component, described cell cube active component act on the list treated ejecting unit body or treat ejecting unit body periphery
First body, described cell cube active component include power transmission shaft, supporting plate and fastener, and described fastener is arranged on catalyst mould
On the support arm of block, spacing hole is provided with described fastener, described power transmission shaft is connected by spacing hole with fastener, is passed
Moving axis one end is acted in supporting plate through spacing hole, the other end connecting power device of power transmission shaft.
2. a kind of honeycomb type denitrification catalyst according to claim 1 is changed and sampler, it is characterised in that described
Internal thread is provided with spacing hole, external screw thread is provided with power transmission shaft, is threadedly coupled between described spacing hole and power transmission shaft.
3. a kind of honeycomb type denitrification catalyst according to claim 2 is changed and sampler, it is characterised in that described
Power transmission shaft is connected by bearing with supporting plate, and described bearing is fixed on the supporting plate, and bearing is set in one end of power transmission shaft.
4. a kind of honeycomb type denitrification catalyst according to claim 3 is changed and sampler, it is characterised in that described
Bearing is thrust ball bearing or thrust roller bearing.
5. a kind of honeycomb type denitrification catalyst according to claim 2 is changed and sampler, it is characterised in that described
Bolt is installed, described power set are pneumatic impact spanner and bolt connection on the other end of power transmission shaft.
6. a kind of honeycomb type denitrification catalyst according to claim 1 is changed and sampler, it is characterised in that described
Spacing hole is flexibly connected with power transmission shaft, and power transmission shaft can move in spacing hole vertically.
7. a kind of honeycomb type denitrification catalyst according to claim 6 is changed and sampler, it is characterised in that described
Power set are cylinder.
8. a kind of honeycomb type denitrification catalyst according to claim 1 is changed and sampler, it is characterised in that described
Support plate surface is embedded with rubber sheet gasket.
9. a kind of honeycomb type denitrification catalyst according to claim 1 is changed and sampler, it is characterised in that described
Power transmission shaft includes successive multiple shaft member and formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711121940.6A CN107875850A (en) | 2017-11-14 | 2017-11-14 | A kind of honeycomb type denitrification catalyst is changed and sampler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711121940.6A CN107875850A (en) | 2017-11-14 | 2017-11-14 | A kind of honeycomb type denitrification catalyst is changed and sampler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107875850A true CN107875850A (en) | 2018-04-06 |
Family
ID=61776568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711121940.6A Pending CN107875850A (en) | 2017-11-14 | 2017-11-14 | A kind of honeycomb type denitrification catalyst is changed and sampler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107875850A (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102252867A (en) * | 2011-07-14 | 2011-11-23 | 华南农业大学 | Ring-knife soil sampler and use method thereof |
| CN203025001U (en) * | 2012-09-28 | 2013-06-26 | 中国石油化工股份有限公司 | Long rock core sample taking-out device |
| CN103196695A (en) * | 2013-02-06 | 2013-07-10 | 中交水运规划设计院有限公司 | Sampling tube fixing and sample ejecting device and sample ejector including same |
| CN203350060U (en) * | 2013-07-05 | 2013-12-18 | 大唐湘潭发电有限责任公司 | Special exploring cylinder sampler of fire coal full moistures |
| CN204241255U (en) * | 2014-11-28 | 2015-04-01 | 内蒙古自治区农牧业科学院 | Root system sampler |
| CN104502139A (en) * | 2014-12-22 | 2015-04-08 | 光明乳业股份有限公司 | Table type cheese sampling device |
| CN204330706U (en) * | 2015-01-05 | 2015-05-13 | 波露明（北京）科技有限公司 | A kind of reactor of conveniently assemble and disassemble SCR honeycomb cylindricality denitrating catalyst |
| CN204365145U (en) * | 2015-01-05 | 2015-06-03 | 波露明（北京）科技有限公司 | A kind of reactor of conveniently assemble and disassemble TWC cellular catalyst |
| CN204660238U (en) * | 2015-03-30 | 2015-09-23 | 北京京能电力股份有限公司石景山热电厂 | A kind of device being applicable to SCR catalyst spot sampling |
| CN106198096A (en) * | 2016-07-14 | 2016-12-07 | 江苏龙净科杰催化剂再生有限公司 | It is exclusively used in the sampler of honeycomb fashion SCR denitration |
| CN205826339U (en) * | 2016-07-14 | 2016-12-21 | 江苏龙净科杰催化剂再生有限公司 | It is exclusively used in the sampler of honeycomb fashion SCR denitration |
| CN205898488U (en) * | 2016-08-10 | 2017-01-18 | 武汉赛维尔生物科技有限公司 | Tissue chip sampler |
-
2017
- 2017-11-14 CN CN201711121940.6A patent/CN107875850A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102252867A (en) * | 2011-07-14 | 2011-11-23 | 华南农业大学 | Ring-knife soil sampler and use method thereof |
| CN203025001U (en) * | 2012-09-28 | 2013-06-26 | 中国石油化工股份有限公司 | Long rock core sample taking-out device |
| CN103196695A (en) * | 2013-02-06 | 2013-07-10 | 中交水运规划设计院有限公司 | Sampling tube fixing and sample ejecting device and sample ejector including same |
| CN203350060U (en) * | 2013-07-05 | 2013-12-18 | 大唐湘潭发电有限责任公司 | Special exploring cylinder sampler of fire coal full moistures |
| CN204241255U (en) * | 2014-11-28 | 2015-04-01 | 内蒙古自治区农牧业科学院 | Root system sampler |
| CN104502139A (en) * | 2014-12-22 | 2015-04-08 | 光明乳业股份有限公司 | Table type cheese sampling device |
| CN204330706U (en) * | 2015-01-05 | 2015-05-13 | 波露明（北京）科技有限公司 | A kind of reactor of conveniently assemble and disassemble SCR honeycomb cylindricality denitrating catalyst |
| CN204365145U (en) * | 2015-01-05 | 2015-06-03 | 波露明（北京）科技有限公司 | A kind of reactor of conveniently assemble and disassemble TWC cellular catalyst |
| CN204660238U (en) * | 2015-03-30 | 2015-09-23 | 北京京能电力股份有限公司石景山热电厂 | A kind of device being applicable to SCR catalyst spot sampling |
| CN106198096A (en) * | 2016-07-14 | 2016-12-07 | 江苏龙净科杰催化剂再生有限公司 | It is exclusively used in the sampler of honeycomb fashion SCR denitration |
| CN205826339U (en) * | 2016-07-14 | 2016-12-21 | 江苏龙净科杰催化剂再生有限公司 | It is exclusively used in the sampler of honeycomb fashion SCR denitration |
| CN205898488U (en) * | 2016-08-10 | 2017-01-18 | 武汉赛维尔生物科技有限公司 | Tissue chip sampler |
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Application publication date: 20180406 |
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