CN208853373U - A kind of dedusting air-jet device for SCR catalyst module - Google Patents
A kind of dedusting air-jet device for SCR catalyst module Download PDFInfo
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- CN208853373U CN208853373U CN201821271174.1U CN201821271174U CN208853373U CN 208853373 U CN208853373 U CN 208853373U CN 201821271174 U CN201821271174 U CN 201821271174U CN 208853373 U CN208853373 U CN 208853373U
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- scr catalyst
- jet device
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Abstract
The utility model belongs to catalyst module dust removal field, it is intended to provide a kind of dedusting air-jet device for SCR catalyst module, its key points of the technical solution are that including the cabinet for placing catalyst module, intake stack is provided in the cabinet, the cabinet upper end is communicated with dust discharge pipeline, and support frame is equipped in the cabinet, and support frame as described above is equipped with driving mechanism, the intake stack is connected with driving mechanism, is provided with slipping mechanism on the mobile bracket；This dedusting air-jet device for SCR catalyst module allows air outlet to move in circles movement, cleans out air-jet device comprehensively by the dust in SCR catalyst, keep dust removing effects more significant by the way that driving mechanism is added.
Description
Technical field
The utility model relates to catalyst module dust removal field, in particular to a kind of dedusting for SCR catalyst module
Air-jet device.
Background technique
Since coal-burning power plant can generate a large amount of nitrogen oxides (NOx) when burning coal, this is also to generally acknowledge at present
The main inducing for causing the environmental problems such as acid rain, regional haze, photochemical fog.Coal-burning power plant is mainly using selection at present
Property catalytic reduction method (SCR) denitration technology control the discharge of NOx, wherein the core of entire Benitration reactor is SCR catalysis
Agent.In the market of entire SCR catalyst, due to the efficient stable of vanadium Ti-base catalyst operation and suitable temperature window etc.
Advantage is to become the dominant catalyst type that current coal-burning power plant uses.But the type catalyst also has many deficiencies, removes
To meet the high temperature requirement of denitration efficiency, maximum the disadvantage is that with the increase of use time, the denitration efficiency of catalyst
It can significantly reduce, the service life of general common vanadium Ti-base catalyst is 3-4, and catalyst inactivation needs replacing, this is just
Greatly strengthen the operating cost of denitrating system.
Due to replacing raw catelyst fancy price, for the economy of denitrating system operation, may be selected to inactivation
Catalyst regenerated.Most economical at present and mainstream regeneration method, which is generally divided into, cleans ash disposal, water or pickling recovery acidity
Position, active material load several processes again.There are many patent number about the type regeneration method, such as Publication No.
201420269823.X utility model patent, it specifically discloses a kind of SCR catalyst regeneration dust-extraction unit, specifically includes that
Dedusting seal casinghousing, dedusting seal casinghousing have the accommodating chamber for accommodating SCR catalyst to be regenerated, are arranged on dedusting seal casinghousing
There are air inlet and exhaust dust mouth；Dedusting fan, dedusting fan are connected to the accommodating chamber of dedusting seal casinghousing；Outlet air control knot
Structure, outlet air control structure are connect with dedusting fan, and are protruded into dedusting seal casinghousing from air inlet, and outlet air control structure has more
A air outlet above the SCR catalyst to be regenerated, this cleaning and regeneration method have the defects that certain, especially clean and remove
During dirt, air outlet is the fixed top for acting on SCR catalyst, therefore can not comprehensively will be in SCR catalyst
Dust is cleaned out.
Utility model content
The utility model is to provide a kind of dedusting air-jet device for SCR catalyst module, by the way that driving machine is added
Structure allows air outlet to move in circles movement, cleans out air-jet device comprehensively by the dust in SCR catalyst, makes
Dust removing effects are more significant.
The above-mentioned technical purpose of the utility model has the technical scheme that
A kind of dedusting air-jet device for SCR catalyst module, it is described including the cabinet for placing catalyst module
Intake stack is provided in cabinet, the cabinet upper end is communicated with dust discharge pipeline, is equipped with support frame, the support in the cabinet
Frame is equipped with driving mechanism, and the intake stack is connected with driving mechanism.
By using above-mentioned technical proposal, the intracorporal intake stack of case acts on catalyst module, makes in catalyst module
Dust floating in the sky, dust discharge pipeline can by the dust raised in air be sucked out cabinet outside, realize the clear of catalyst module
Clean, driving mechanism can drive intake stack all around to slide, and so that the wind of intake stack is acted on catalyst module comprehensively, make
The cleaning of catalyst module is more more comprehensive in place.
Further setting: the driving mechanism is driven by power mechanism, and the power mechanism includes solid with support frame
Surely the servo motor one connected, the shaft one being fixedly connected with one output end of servo motor.
By using above-mentioned technical proposal, the starting of servo motor one drives shaft one to rotate, and shaft one may be implemented positive and negative
Turn, drives sliding before and after driving mechanism.
Further setting: the driving mechanism includes the bevel gear one being fixedly connected with shaft one, engages with bevel gear one
Bevel gear two, the polished rod being fixedly connected with bevel gear two, the linear bearing one that is slidably located on polished rod, the polished rod and branch
Support is fixedly connected, and mobile bracket is fixedly connected on the linear bearing one, and the intake stack is connected with mobile bracket.
By using above-mentioned technical proposal, shaft one is rotated with dynamic bevel gear one, and bevel gear one engages bevel gear two and rotates,
Bevel gear two drives polished rod rotation, and linear bearing realizes the sliding on polished rod, so that mobile bracket be driven to slide back and forth, realizes
The front and back of intake stack slides.
Further setting: the driving mechanism includes the gear one being fixedly connected with shaft one, is arranged in one side of gear
Gear two, link with gear one and gear two annular rack, be fixedly connected with annular rack sliding block, be bonded with sliding block
Annular groove, the gear two are fixedly connected with support frame, and the sliding block is in sliding fit with the sliding chute, solid on the outside of the annular groove
Surely it is connected with mobile bracket, the intake stack is connected with mobile bracket.
By using above-mentioned technical proposal, shaft one is rotated with moving gear one, and gear one links annular rack to drive
Gear two rotates, and annular rack, which is realized, to be moved back and forth, and the sliding block being fixedly connected with annular rack moves back and forth, and sliding block drives annular
Groove realizes front and back sliding, so that mobile bracket drives sliding before and after intake stack, realizes comprehensive cleaning to catalyst module.
Further setting: there are two the driving mechanism settings, and two driving mechanisms pass through shaft one and link, and two
A driving mechanism is respectively provided on the support frame.
By using above-mentioned technical proposal, the setting of two driving mechanisms can make the sliding of mobile bracket more flat
Surely, both ends Synchronous Transmission keeps intake stack movement more accurate, is not in deviation, thus more to the cleaning of catalyst module
Add in place.
Further setting: being provided with sliding the cover on the outside of the driving mechanism, the both ends of the mobile bracket with sliding
The cover is slidably matched.
By using above-mentioned technical proposal, slides the cover and play certain protective action to driving mechanism, prevent driving machine
It is infected with a large amount of dusts inside structure, while can also enhance the stationarity when movement of mobile bracket.
Further setting: being fixedly connected with sliding axle on the outside of the sliding the cover, the mobile bracket and sliding axle are sliding
Dynamic cooperation.
By using above-mentioned technical proposal, the setting of sliding axle can reduce frictional force, make the movement of mobile bracket more
It is steady, wind can uniformly be blowed into catalyst module, comprehensively clean, improve efficiency of dust collection.
Further setting: being provided with slipping mechanism on the mobile bracket, the slipping mechanism includes solid with mobile bracket
Surely the servo motor two that connects, the shaft two being fixedly connected with two output end of servo motor, straight in the shaft that is slidably located in two
The sliding seat that spool holds two, is fixedly connected with linear bearing two, the shaft two are fixedly connected on mobile bracket, the sliding
Seat bottom end is fixedly connected with connecting rod, and the intake stack is fixedly connected with connecting rod.
By using above-mentioned technical proposal, the starting of servo motor two drives shaft two to rotate, and linear bearing two is in shaft two
Upper sliding drives sliding seat to horizontally slip, and realizes the left and right sliding of intake stack.
Further setting: there are two high-pressure nozzles for the air outlet connection of the intake stack.
By using above-mentioned technical proposal, wind can form biggish wind-force by high-pressure nozzle, can be by catalyst mould
Dust in block is removed comprehensively, keeps the cleaning of catalyst module cleaner.
In conclusion the utility model has the following beneficial effects:
1, driving mechanism can drive intake stack to slide before and after the top of catalyst module, in catalyst module
Dust is cleaned comprehensively, makes cleaning more in place；
2, the left and right sliding of intake stack may be implemented in slipping mechanism, makes the cleaning of catalyst module comprehensively without dead angle, mentions
High-clean efficiency；
3, the setting of high-pressure nozzle can make the wind-force for acting on catalyst module become larger, and make cleaning more in place.
Detailed description of the invention
Fig. 1 is the overall structure diagram for embodying dust-extraction unit；
Fig. 2 is the structural schematic diagram for embodying driving mechanism；
Fig. 3 is the structural schematic diagram for embodying slipping mechanism；
Fig. 4 is for embodying the structure enlargement diagram in Fig. 3 at A；
Fig. 5 is the structural schematic diagram for embodying driving mechanism in embodiment two.
In figure, 1, cabinet；2, catalyst module；3, intake stack；4, dust discharge pipeline；5, support frame；6, driving mechanism；
61a, bevel gear one；62a, bevel gear two；63a, polished rod；64a, linear bearing one；61b, gear one；62b, gear two；63b,
Annular rack；64b, sliding block；65b, annular groove；7, power mechanism；71, servo motor one；72, shaft one；8, mobile bracket；
9, the cover is slided；10, sliding axle；11, slipping mechanism；111, servo motor two；112, shaft two；113, linear bearing two；
114, sliding seat；12, connecting rod；13, high-pressure nozzle.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
Wherein identical components are presented with like reference characters.It should be noted that word used in the following description
Language "front", "rear", "left", "right", "up" and "down" refer to the direction in attached drawing, word " bottom surface " and " top surface ", "inner" and
"outside" refers respectively to the direction towards or away from geometric center of specific component.
Embodiment one: a kind of dedusting air-jet device for SCR catalyst module, as shown in Figure 1, being provided in cabinet 1
Catalyst module 2 is provided with support frame 5 in cabinet 1, intake stack 3 and dust discharge pipeline 4, intake stack 3 is communicated in cabinet 1
Positioned at the top of catalyst module 2, support frame 5 is equipped with driving mechanism 6, and intake stack 3 is connected with driving mechanism 6, cabinet 1
Interior intake stack 3 acts on catalyst module 2, floats dust in catalyst module 2 in the sky, and dust discharge pipeline 4 can be with
The dust raised in air is sucked out outside cabinet 1, realizes the cleaning of catalyst module 2, driving mechanism 6 can drive intake stack
3 all around slide, and so that the wind of intake stack 3 is acted on catalyst module 2 comprehensively, arrive the cleaning of catalyst module 2 more
Position is more comprehensive.
As shown in Fig. 2, being provided with power mechanism 7 on support frame 5, power mechanism 7 and driving mechanism 6 link, power mechanism 7
Including the servo motor 1 being fixedly connected with support frame 5, the shaft 1 being fixedly connected with one 71 output end of servo motor, turn
Axis 1, which is fixedly connected on servo motor 1 on support frame 5, may be implemented positive and negative rotation.
As shown in Fig. 2, driving mechanism 6 includes one 61a of bevel gear being fixedly connected with shaft 1 and one 61a of bevel gear
Two 62a of bevel gear of engagement, the polished rod 63a being fixedly connected with two 62a of bevel gear, the linear axis being slidably located on polished rod 63a
A 64a is held, polished rod 63a is fixedly connected with support frame 5, and mobile bracket 8, intake stack 3 are fixedly connected on one 64a of linear bearing
It is connected with mobile bracket 8, linear bearing realizes the sliding on polished rod 63a, so that mobile bracket 8 is driven to slide back and forth, it is real
The front and back sliding of existing intake stack 3, can clean more in place by catalyst module 2.
As shown in Fig. 2, two driving mechanisms 6 are linked by shaft 1 there are two the settings of driving mechanism 6, two drives
Motivation structure 6 is arranged on support frame 5, and the setting of two driving mechanisms 6 can make the sliding of mobile bracket 8 more steady,
Sliding the cover 9 is provided on the outside of driving mechanism 6, the both ends of mobile bracket 8 are slidably matched with sliding the cover 9, sliding the cover 9
Outside is fixedly connected with sliding axle 10, and mobile bracket 8 is slidably matched with sliding axle 10, and the setting of sliding axle 10 can reduce friction
Power keeps the movement of mobile bracket 8 more steady, wind can uniformly be blowed to catalyst module 2, cleans comprehensively, and raising removes
Dirt efficiency.
As shown in figure 3, being provided with slipping mechanism 11 on mobile bracket 8, slipping mechanism 11 includes and the fixed company of mobile bracket 8
The servo motor 2 111 connect, the shaft 2 112, the shaft that is slidably located in two that are fixedly connected with 2 111 output end of servo motor
Linear bearing 2 113 on 112, the sliding seat 114 being fixedly connected with linear bearing 2 113, shaft 2 112 are fixedly connected on shifting
On dynamic bracket 8,114 bottom end of sliding seat is fixedly connected with connecting rod 12, and intake stack 3 is fixedly connected with connecting rod 12, servo motor two
111 startings drive shaft 2 112 to rotate, and linear bearing 2 113 slides in shaft 2 112, drive sliding seat 114 or so sliding
It is dynamic, realize the left and right sliding of intake stack 3.
As shown in figure 4, the air outlet of intake stack 3 is communicated with high-pressure nozzle 13, wind can be formed by high-pressure nozzle 13
Biggish wind-force can remove comprehensively the dust in catalyst module 2, make the cleaner (reference of the cleaning of catalyst module 2
Fig. 2).
Embodiment two: a kind of dedusting air-jet device for SCR catalyst module, as shown in figure 5, not with embodiment one
It is that driving mechanism 6 includes one 61b of gear being fixedly connected with shaft 1, the tooth that one side 61b of gear is arranged in place
Take turns two 62b, the annular rack 63b to link with one 61b of gear and two 62b of gear, the sliding block being fixedly connected with annular rack 63b
64b, the annular groove 65b being bonded with sliding block 64b, two 62b of gear are fixedly connected with support frame 5, and sliding block 64b matches with sliding slot sliding
It closes, mobile bracket 8 is fixedly connected on the outside of annular groove 65b, intake stack 3 is connected with mobile bracket 8, and shaft 1 drives
One 61b of gear rotation, one 61b of gear link annular rack 63b to rotate with two 62b of moving gear, and annular rack 63b realizes past
Multiple movement, the sliding block 64b being fixedly connected with annular rack 63b are moved back and forth, and sliding block 64b drives annular groove to realize that front and back is sliding
It moves, so that mobile bracket 8 slides before and after driving intake stack 3, realizes comprehensive cleaning to catalyst module 2.
Specific work process: intake stack 3 and dust discharge pipeline 4 are connected into blower, and them is made to be in the state of running, is opened
Dynamic servo motor 1 and servo motor 2 111, the starting of servo motor 1 drive shaft 1 to rotate, one 72 band mantle of shaft
One 61a of gear rotation, one 61a of bevel gear engage two 62a of bevel gear rotation, and two 62a of bevel gear drives polished rod 63a rotation, straight line
Bearing realizes the sliding on polished rod 63a, so that mobile bracket 8 be driven to slide back and forth, realizes the front and back sliding of intake stack 3,
The starting of servo motor 2 111 simultaneously drives shaft 2 112 to rotate, and linear bearing 2 113 slides in shaft 2 112, drives and slides
Dynamic seat 114 horizontally slips, and realizes the left and right sliding of intake stack 3, and shaft 1 may be implemented positive and negative rotation, drive high-pressure nozzle 13
It all around slides, realizes cleaning in all directions.
There are two types of embodiment, one 72 band one 61b of moving gear of shaft to rotate for driving mechanism 6, one 61b of gear linkage annular tooth
63b with two 62b of moving gear to rotate, and annular rack 63b, which is realized, to be moved back and forth, the cunning being fixedly connected with annular rack 63b
Block 64b is moved back and forth, and sliding block 64b drives annular groove to realize front and back sliding, so that mobile bracket 8 drives 3 front and back of intake stack
Comprehensive cleaning to catalyst module 2 is realized in sliding.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Claims (9)
1. a kind of dedusting air-jet device for SCR catalyst module, the cabinet (1) including being used to place catalyst module (2),
It is characterized by: being provided with intake stack (3) in the cabinet (1), cabinet (1) upper end is communicated with dust discharge pipeline (4), institute
It states in cabinet (1) and is equipped with support frame (5), support frame as described above (5) is equipped with driving mechanism (6), the intake stack (3) and driving
Mechanism (6) is connected.
2. a kind of dedusting air-jet device for SCR catalyst module according to claim 1, it is characterised in that: described
Driving mechanism (6) is driven by power mechanism (7), and the power mechanism (7) includes the servo being fixedly connected with support frame (5)
Motor one (71), the shaft one (72) being fixedly connected with servo motor one (71) output end.
3. a kind of dedusting air-jet device for SCR catalyst module according to claim 2, it is characterised in that: described
Driving mechanism (6) includes the bevel gear one (61a) being fixedly connected with shaft one (72), the cone engaged with bevel gear one (61a)
Gear two (62a), the polished rod (63a) being fixedly connected with bevel gear two (62a), the straight line on the polished rod that is slidably located in (63a)
Bearing one (64a), the polished rod (63a) are fixedly connected with support frame (5), are fixedly connected on the linear bearing one (64a)
Mobile bracket (8), the intake stack (3) are connected with mobile bracket (8).
4. a kind of dedusting air-jet device for SCR catalyst module according to claim 2, it is characterised in that: described
Driving mechanism (6) include the gear one (61b) being fixedly connected with shaft one (72), setting the side gear one (61b) gear
Two (62b), it is fixedly connected with gear one (61b) and the annular rack (63b) of gear two (62b) linkage, with annular rack (63b)
Sliding block (64b), the annular groove (65b) that is bonded with sliding block (64b), the gear two (62b) and support frame (5) are fixed connects
It connects, the sliding block (64b) is in sliding fit with the sliding chute, and is fixedly connected with mobile bracket (8), institute on the outside of the annular groove (65b)
Intake stack (3) is stated to be connected with mobile bracket (8).
5. a kind of dedusting air-jet device for SCR catalyst module according to claim 3 or 4, it is characterised in that: institute
It states there are two driving mechanism (6) settings, two driving mechanisms (6) are linked by shaft one (72), two drivings
Mechanism (6) is arranged on support frame (5).
6. a kind of dedusting air-jet device for SCR catalyst module according to claim 5, it is characterised in that: described
Sliding the cover (9) is provided on the outside of driving mechanism (6), the both ends of the mobile bracket (8) are matched with sliding the cover (9) sliding
It closes.
7. a kind of dedusting air-jet device for SCR catalyst module according to claim 6, it is characterised in that: described
It is fixedly connected with sliding axle (10) on the outside of sliding the cover (9), the mobile bracket (8) is slidably matched with sliding axle (10).
8. a kind of dedusting air-jet device for SCR catalyst module according to claim 7, it is characterised in that: described
It is provided with slipping mechanism (11) on mobile bracket (8), the slipping mechanism (11) includes watching with what mobile bracket (8) were fixedly connected
Take motor two (111), the shaft two (112) being fixedly connected with servo motor two (111) output end, the shaft that is slidably located in two
(112) linear bearing two (113) on, the sliding seat (114) being fixedly connected with linear bearing two (113), the shaft two
(112) it is fixedly connected on mobile bracket (8), sliding seat (114) bottom end is fixedly connected with connecting rod (12), the blast pipe
Road (3) is fixedly connected with connecting rod (12).
9. a kind of dedusting air-jet device for SCR catalyst module according to claim 8, it is characterised in that: described
There are two high-pressure nozzle (13) for the air outlet connection of intake stack (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821271174.1U CN208853373U (en) | 2018-08-07 | 2018-08-07 | A kind of dedusting air-jet device for SCR catalyst module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821271174.1U CN208853373U (en) | 2018-08-07 | 2018-08-07 | A kind of dedusting air-jet device for SCR catalyst module |
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| Publication Number | Publication Date |
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| CN208853373U true CN208853373U (en) | 2019-05-14 |
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ID=66414088
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| CN201821271174.1U Active CN208853373U (en) | 2018-08-07 | 2018-08-07 | A kind of dedusting air-jet device for SCR catalyst module |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110523707A (en) * | 2019-09-02 | 2019-12-03 | 崔莹 | A kind of 5G connector processing unit |
-
2018
- 2018-08-07 CN CN201821271174.1U patent/CN208853373U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110523707A (en) * | 2019-09-02 | 2019-12-03 | 崔莹 | A kind of 5G connector processing unit |
| CN110523707B (en) * | 2019-09-02 | 2022-03-29 | 协讯电子（吉安）有限公司 | 5G connects processing apparatus |
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