CN105833702A - Dust removal equipment used in cooperation with denitration catalyst tunnel kiln - Google Patents
Dust removal equipment used in cooperation with denitration catalyst tunnel kiln Download PDFInfo
- Publication number
- CN105833702A CN105833702A CN201610288301.8A CN201610288301A CN105833702A CN 105833702 A CN105833702 A CN 105833702A CN 201610288301 A CN201610288301 A CN 201610288301A CN 105833702 A CN105833702 A CN 105833702A
- Authority
- CN
- China
- Prior art keywords
- spray
- supporting
- denitrating catalyst
- frame
- kiln body
- 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.)
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Classifications
-
- 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
- B01D53/77—Liquid phase processes
- B01D53/78—Liquid phase processes with gas-liquid contact
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/06—Spray cleaning
-
- 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
- B01D53/46—Removing components of defined structure
- B01D53/54—Nitrogen compounds
- B01D53/56—Nitrogen oxides
-
- 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
- B01D53/96—Regeneration, reactivation or recycling of reactants
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Abstract
The invention belongs to the technical field of environmental protection equipment and particularly relates to dust removal equipment used in cooperation with a denitration catalyst tunnel kiln .The technical problem that in the prior art, design is unreasonable is solved .The Dust removal equipment used in cooperation with the denitration catalyst tunnel kiln comprises a tunnel-shaped kiln body .A rotary conveying belt from the inlet end of the kiln body to the inner end of the kiln body and heating devices located on the two sides of the conveying belt are installed in the kiln body .The kiln body is connected with a spray device through a gas outflow pipeline .The spray device comprises a spray room .An S-shaped pipeline is arranged in the spray room .Multiple spray heads are arranged on the inner wall of the S-shaped pipeline .A water collecting pond is arranged at the bottom of the spray room .The spray room is communicated with the water collecting pond via through holes .A water outflow pipeline is arranged at the bottom of the water collecting pond .The water outflow pipeline is connected with a plate and frame filter mechanism .
Description
Technical field
The invention belongs to technical field of environment protection equipment, particularly relate to a kind of supporting denitrating catalyst
The cleaner of tunnel cave.
Background technology
Along with the national economic development, population increase and the quickening of urbanization process, thereupon
Environmental problem become increasingly conspicuous, the especially discharge of nitrogen oxides.Urged by selectivity at present
Changing reducing process (SCR) gas denitrifying technology is the control coal-burning power plant nitrogen oxidation generally acknowledged at present
Thing discharge most efficient method is also widely used in coal-burning power plant of China, and denitration catalyst
The usage amount of agent is in growth trend year by year, but is produced in the production process of denitrating catalyst
Raw flue gas, impacts atmospheric environment, and the partial catalyst simultaneously produced is along with cigarette
Gas is together taken out of, causes the waste of product.In order to solve the problem that prior art exists,
People have carried out long-term exploration, it is proposed that solution miscellaneous.
Such as, Chinese patent literature discloses a kind of catalyst for denitrating flue gas processing unit (plant) [Shen
Please number: 201320312441.6], including feed hopper, described feed hopper pass through pipeline and gas
Power conveyer device connects, and Pneumatic conveyer is connected by pipeline with hold-up tank again, storage
Tank and ingredient storage tank are connected with automatic recipe maker by pipeline, automatic recipe maker and
Mixing roll is connected, and the outlet of mixing roll is connected with filter, filter and extrusion shaping machine
Being connected, the discharge outlet of described extrusion shaping machine is provided with the first automatic loader, and first
The opposite side of automatic loader is connected with hothouse, hothouse be arranged on next station
Being connected by the second automatic loader between tunnel cave, described tunnel cave exit is provided with
Automatic gas cutting machine, described cutting machine and filter are entered with pulverizer by conveying arrangement respectively
Material mouth is connected, and the most also includes the auxiliary device such as dedusting, absorption, chiller.This
Bright catalyst for denitrating flue gas processing unit (plant) productivity ratio is high, and product quality is high, significant loss
Measure relatively low, adapt to the market demand constantly expanded.
Above-mentioned scheme improves the subproblem of prior art to a certain extent, but,
The most at least there is following defect in the program: designs unreasonable, and production process energy consumption is big, no
Can the technical problem of the effective emission in processing production process.
Summary of the invention
It is an object of the invention to for the problems referred to above, it is provided that a kind of design is more reasonable, it is possible to
The effectively supporting denitrating catalyst tunnel of the emission in process denitrating catalyst production process
The cleaner of kiln.
For reaching above-mentioned purpose, present invention employs following technical proposal: this supporting denitration
The cleaner of catalyst tunnel cave includes in tunnel-shaped kiln body, peace in described kiln body
Equipped with swinging conveyer belt inner from kiln body entrance point to kiln body and be positioned at conveyer belt two
The heater of side, described kiln body is connected with spray equipment by outlet pipe, described
Spray equipment include spray room, be provided with snake pipe in described spray room, described
Snake pipe inwall is provided with some spray heads, is provided with collecting-tank bottom described spray room,
Described spray room is connected with collecting-tank by through hole, is provided with out bottom described collecting-tank
Waterpipe, described outlet conduit is connected with plate and frame filtering mechanism.
In the cleaner of above-mentioned supporting denitrating catalyst tunnel cave, described is snakelike
One end of pipeline is connected with outlet pipe, and the other end is provided with negative inspiratory pressure mechanism.
In the cleaner of above-mentioned supporting denitrating catalyst tunnel cave, described catchments
Pond is integral type structure with spray room.
In the cleaner of above-mentioned supporting denitrating catalyst tunnel cave, described sheet frame
Filter mechanism includes that plate-and-frame filtration frame, described plate-and-frame filtration frame are provided with sheet frame mistake
Filter body, described plate-and-frame filtration body is provided with treats filtrate import and filtrate (liquid, institute
This internal filtering core that is provided with of the plate-and-frame filtration stated, described treats filtrate import and outlet pipe
Road is connected, and described filtrate (liquid is connected with cistern.
In the cleaner of above-mentioned supporting denitrating catalyst tunnel cave, described is to be filtered
Prefilter and the first booster body, described plate it is provided with between liquid import and outlet conduit
Pressure detecting table it is provided with in frame filtering body.
In the cleaner of above-mentioned supporting denitrating catalyst tunnel cave, described water-retention
Being provided with alkali liquor average mechanism in pond, described columns base is provided with water return pipeline, described
Water return pipeline be connected with spray head, be additionally provided with between described water return pipeline and spray head
Second booster body.
In the cleaner of above-mentioned supporting denitrating catalyst tunnel cave, described alkali liquor
Average mechanism includes alkali liquor input pipe and measures the pH value inspection of solution ph in cistern
Survey mechanism.
In the cleaner of above-mentioned supporting denitrating catalyst tunnel cave, this equipment also wraps
Include baking oven, in described baking oven, be provided with horizontally disposed shelf and drying mechanism.
Compared with prior art, the cleaner of this supporting denitrating catalyst tunnel cave
Advantage is: 1, design is more reasonable, absorbs the nitrogen oxides in flue gas by spray equipment
And dust, then discharge, pollution-free.2. by the dust in flue gas is reclaimed
Utilize, reduce waste, improve economical.3. this equipment water resource reusable edible, raw
Product process is more environmentally-friendly.
Accompanying drawing explanation
Fig. 1 is the perspective view that the present invention provides.
Fig. 2 is the baking oven schematic diagram that the present invention provides.
In figure, kiln body 1, swinging conveyer belt 2, heater 3, outlet pipe 4,
Spray equipment 5, spray room 6, snake pipe 7, spray head 8, through hole 9, collecting-tank
10, outlet conduit 11, plate and frame filtering mechanism 13, negative inspiratory pressure mechanism 12, sheet frame mistake
Filter frame 13a, plate-and-frame filtration body 13b, treat filtrate import 13c, prefilter 13d,
Filtrate (liquid 13e, filtering core 13f, the first booster body 13g, pressure detecting table 13h,
Cistern 14, alkali liquor average mechanism 14a, water return pipeline 14b, the second booster body 14c,
Alkali liquor input pipe 14d, pH value testing agency 14e, baking oven 15, shelf 15a, drying
Mechanism 15b.
Detailed description of the invention
With detailed description of the invention the present invention done further details of theory below in conjunction with the accompanying drawings
Bright.
As shown in Figure 1-2, the cleaner of this supporting denitrating catalyst tunnel cave include in
Tunnel-shaped kiln body 1, is provided with from kiln body 1 entrance point to kiln body 1 inner in kiln body 1
Swinging conveyer belt 2 and be positioned at the heater 3 of conveyer belt both sides, kiln body 1 is led to
Crossing outlet pipe 4 to be connected with spray equipment 5, spray equipment 5 includes spraying room 6, spray
Being provided with snake pipe 7 in drenching room 6, snake pipe 7 inwall is provided with some spray heads 8, spray
Drenching and be provided with collecting-tank 10 bottom room 6, spray room 6 is by through hole 9 with collecting-tank 10 even
Logical, collecting-tank 10 is integral type structure with spray room 6, is provided with out bottom collecting-tank 10
Waterpipe 11, outlet conduit 11 is connected with plate and frame filtering mechanism 13.This snake pipe 7
One end be connected with outlet pipe 4, the other end is provided with negative inspiratory pressure mechanism 12, works as equipment
In flue gas enter spray room 6 through outlet pipe 4, and at the work of negative inspiratory pressure mechanism 12
Under with, flue gas is along the flowing of snake pipe 7, and sprays by being positioned at snake pipe 7
The spray effect of pouring 8, is dissolved in water the nitrogen oxides in flue gas and dust, molten
Solution has the solution of nitrogen oxides and dust to flow to collecting-tank 10 by through hole 9 to carry out at concentration
Reason.
Above-mentioned described plate and frame filtering mechanism 13 includes plate-and-frame filtration frame 13a, sheet frame mistake
Filter frame 13a is provided with plate-and-frame filtration body 13b, plate-and-frame filtration body 13b and is provided with
Treat filtrate import 13c and filtrate (liquid 13e, in plate-and-frame filtration body 13b, be provided with filtration
Core body 13f, treats that filtrate import 13c is connected with outlet conduit 11, filtrate (liquid 13e with
Cistern 14 is connected.
Further, it is provided with pre-mistake between filtrate import 13c and outlet conduit 11 treating
Filter 13d and the first booster body 13g, is provided with pressure inspection in plate-and-frame filtration body 13b
Survey table 13h.Solution, after collecting-tank 10 flows out, enters pre-mistake by outlet conduit 11
Filter 13d, filters out the most of dust in solution by prefilter 13d, subsequently,
Solution flow to filtering core 13f and carries out secondary filter, simultaneously by the first booster body 13g
Effect, and suitably regulate pressure size according to pressure detecting table 13h, accelerated filtering velocity
Degree, improves work efficiency, and the solution after having filtered is left to cistern 14.
Alkali liquor average mechanism 14a it is provided with, this alkali liquor average mechanism 14a in cistern 14
Including the pH value detection of solution ph in alkali liquor input pipe 14d and measurement cistern 14
Mechanism 14e, be provided with bottom cistern 14 water return pipeline 14b, water return pipeline 14b with
Spray head 8 is connected, and is additionally provided with the second supercharger between water return pipeline 14b and spray head 8
Structure 14c.Owing to having dissolved substantial amounts of nitrogen oxides, making solution is acidity, passes through alkali liquor
The alkalescence such as input pipe 14d input NAOH neutralize solution and are neutralized, and treat pH value testing machine
Structure 14e detection solution pH value qualified after discharge.Simultaneously by water return pipeline 14b
Effect, water is continued on to spray head and continues cycling through utilization, improve the profit of water resource
By rate, again by solution discharge after being recycled for multiple times, spray head 8 the most also with
The network of rivers is connected, to ensure being smoothed out of spray operation.
Additionally, obtained by the filtration of prefilter 13d and filtering core 13f
Dust be the product in catalyst production process equally, be the effect due to flue gas, quilt
Together take out of.Therefore this equipment also includes baking oven 15, by baking oven 15 by obtained
Dust continues to be processed into finished product after drying, reduce waste, improves Business Economic Benefit,
Horizontally disposed shelf 15a and drying mechanism 15b it is provided with in baking oven 15.
In the present embodiment, by the effect of spray equipment 5 by the flue gas in production process
Process, can fully absorb by installing spray equipment 5 at snake pipe 4 inwall
Nitrogen oxides in flue gas and dust, discharge the most again, more environmental protection, symbol
Close production standard；For having dissolved the solution after nitrogen oxides and dust, first filter molten
Dust in liquid, by the most of dust in the preliminary filtering solution of prefilter 13d,
It is then passed through plate and frame filtering mechanism 13 and carries out secondary filter, dust obtained during this
It is that denitrating catalyst is together taken out of with flue gas, after being baked to still in process of production
Can use, therefore this equipment also includes that the baking oven dried by dust reduces product waste,
Increase economic efficiency；Liquid after having filtered makes owing to having dissolved substantial amounts of nitrogen oxides
Solution is acidity, is therefore neutralized by alkali liquor average mechanism by the solution in cistern,
When after the pH value conformance with standard of pH value testing agency 14e detection solution, water being guided to spray again
Shower device continues cycling through use.This equipment can effectively process nitrogen oxides in flue gas and
Dust, simultaneously by the useful material recycle in flue gas, turns waste into wealth, the most whole
During accomplish that water resource recycles, be greatly improved the utilization rate of water resource, whole life
Produce process economy, environmental protection.
Specific embodiment described herein is only to present invention spirit theory for example
Bright.Those skilled in the art can be to described specific embodiment
Make various amendment or supplement or use similar mode to substitute, but without departing from
The spirit of the present invention or surmount scope defined in appended claims.
Although the most more employ kiln body 1, swinging conveyer belt 2, heater 3,
Outlet pipe 4, spray equipment 5, spray room 6, snake pipe 7, spray head 8, logical
Hole 9, collecting-tank 10, outlet conduit 11, plate and frame filtering mechanism 13, negative inspiratory pressure mechanism
12, plate-and-frame filtration frame 13a, plate-and-frame filtration body 13b, treat filtrate import 13c, pre-
Filter 13d, filtrate (liquid 13e, filtering core 13f, the first booster body 13g,
Pressure detecting table 13h, cistern 14, alkali liquor average mechanism 14a, water return pipeline 14b,
Second booster body 14c, alkali liquor input pipe 14d, pH value testing agency 14e, baking oven
15, the term such as shelf 15a, drying mechanism 15b, but be not precluded from using other term
Probability.Use these terms to be only used to more easily and describe and explain the present invention
Essence；Being construed as any additional restriction is all and spirit phase of the present invention
Run counter to.
Claims (8)
1. a cleaner for supporting denitrating catalyst tunnel cave, this equipment includes in tunnel
The kiln body (1) of road shape, is provided with from kiln body (1) entrance point in described kiln body (1)
The swinging conveyer belt (2) inner to kiln body (1) and be positioned at adding of conveyer belt both sides
Thermal (3), it is characterised in that described kiln body (1) passes through outlet pipe (4)
Being connected with spray equipment (5), described spray equipment (5) includes spraying room (6),
Snake pipe (7), described snake pipe (7) it is provided with in described spray room (6)
Inwall is provided with some spray heads (8), and described bottom, spray room (6) is provided with collecting-tank (10),
Described spray room (6) is connected with collecting-tank (10) by through hole (9), described
Collecting-tank (10) bottom is provided with outlet conduit (11), described outlet conduit (11) with
Plate and frame filtering mechanism (13) is connected.
The dedusting of supporting denitrating catalyst tunnel cave the most according to claim 1 sets
Standby, it is characterised in that one end of described snake pipe (7) and outlet pipe (4)
Being connected, the other end is provided with negative inspiratory pressure mechanism (12).
The dedusting of supporting denitrating catalyst tunnel cave the most according to claim 1 and 2
Equipment, it is characterised in that described collecting-tank (10) is integral type with spray room (6)
Structure.
The dedusting of supporting denitrating catalyst tunnel cave the most according to claim 1 and 2
Equipment, it is characterised in that described plate and frame filtering mechanism (13) includes flame filter press
Frame (13a), described plate-and-frame filtration frame (13a) is provided with plate-and-frame filtration body (13b),
Described plate-and-frame filtration body (13b) is provided with treats that filtrate import (13c) and filtrate go out
Mouth (13e), is provided with filtering core (13f) in described plate-and-frame filtration body (13b),
Described treats that filtrate import (13c) is connected with outlet conduit (11), and described filtrate goes out
Mouth (13e) is connected with cistern (14).
The dedusting of supporting denitrating catalyst tunnel cave the most according to claim 4 sets
Standby, it is characterised in that described treat filtrate import (13c) and outlet conduit (11) it
Between be provided with prefilter (13d) and the first booster body (13g), described plate-and-frame filtration
Pressure detecting table (13h) it is provided with in body (13b).
The dedusting of supporting denitrating catalyst tunnel cave the most according to claim 4 sets
It is standby, it is characterised in that in described cistern (14), to be provided with alkali liquor average mechanism (14a),
Described cistern (14) bottom is provided with water return pipeline (14b), described water return pipeline
(14b) it is connected with spray head (8), described water return pipeline (14b) and spray head (8)
Between be additionally provided with the second booster body (14c).
The dedusting of supporting denitrating catalyst tunnel cave the most according to claim 6 sets
Standby, it is characterised in that described alkali liquor average mechanism (14a) includes alkali liquor input pipe (14d)
And measure the pH value testing agency (14e) of cistern (14) interior solution ph.
The dedusting of supporting denitrating catalyst tunnel cave the most according to claim 1 and 2
Equipment, it is characterised in that this equipment also includes baking oven (15), described baking oven (15)
Inside it is provided with horizontally disposed shelf (15a) and drying mechanism (15b).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610288301.8A CN105833702A (en) | 2016-05-03 | 2016-05-03 | Dust removal equipment used in cooperation with denitration catalyst tunnel kiln |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610288301.8A CN105833702A (en) | 2016-05-03 | 2016-05-03 | Dust removal equipment used in cooperation with denitration catalyst tunnel kiln |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105833702A true CN105833702A (en) | 2016-08-10 |
Family
ID=56590954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610288301.8A Pending CN105833702A (en) | 2016-05-03 | 2016-05-03 | Dust removal equipment used in cooperation with denitration catalyst tunnel kiln |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105833702A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109140451A (en) * | 2018-09-12 | 2019-01-04 | 上海市动物无害化处理中心 | A kind of flue gas purifying technique and equipment of the processing of animal innoxious burning |
| CN112495184A (en) * | 2020-11-30 | 2021-03-16 | 江苏新中金环保科技股份有限公司 | Low-temperature SCR catalytic method denitration device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008052465A1 (en) * | 2006-10-25 | 2008-05-08 | Baoshan Iron & Steel Co., Ltd. | A sintered flue gas wet desulfurizing and dedusting process |
| CN104258675A (en) * | 2014-09-23 | 2015-01-07 | 成都冠禹科技有限公司 | Incinerator waste gas purifying device |
| CN104857799A (en) * | 2015-05-25 | 2015-08-26 | 广东科达洁能股份有限公司 | Sulfur and dust removal device |
| CN105169892A (en) * | 2015-11-04 | 2015-12-23 | 江苏索普（集团）有限公司 | Sulfur melting waste gas washing device system and washing process thereof |
| CN205699921U (en) * | 2016-05-03 | 2016-11-23 | 浙江三龙催化剂有限公司 | The cleaner of supporting denitrating catalyst tunnel cave |
-
2016
- 2016-05-03 CN CN201610288301.8A patent/CN105833702A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008052465A1 (en) * | 2006-10-25 | 2008-05-08 | Baoshan Iron & Steel Co., Ltd. | A sintered flue gas wet desulfurizing and dedusting process |
| CN104258675A (en) * | 2014-09-23 | 2015-01-07 | 成都冠禹科技有限公司 | Incinerator waste gas purifying device |
| CN104857799A (en) * | 2015-05-25 | 2015-08-26 | 广东科达洁能股份有限公司 | Sulfur and dust removal device |
| CN105169892A (en) * | 2015-11-04 | 2015-12-23 | 江苏索普（集团）有限公司 | Sulfur melting waste gas washing device system and washing process thereof |
| CN205699921U (en) * | 2016-05-03 | 2016-11-23 | 浙江三龙催化剂有限公司 | The cleaner of supporting denitrating catalyst tunnel cave |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109140451A (en) * | 2018-09-12 | 2019-01-04 | 上海市动物无害化处理中心 | A kind of flue gas purifying technique and equipment of the processing of animal innoxious burning |
| CN112495184A (en) * | 2020-11-30 | 2021-03-16 | 江苏新中金环保科技股份有限公司 | Low-temperature SCR catalytic method denitration device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| CB02 | Change of applicant information |
Inventor after: Shen Yanjun Inventor after: Shen Binglong Inventor after: Shen Yanming Inventor after: Shen Yanlai Inventor before: Shen Yanjun Inventor before: Shen Binglong Inventor before: Wang Xuguang Inventor before: Shen Yanming Inventor before: Shen Yanlai Inventor before: Xia Wenqi |
|
| COR | Change of bibliographic data | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160810 |