CN107921426A - Catalyst fixing device and catalyst fixing means - Google Patents
Catalyst fixing device and catalyst fixing means Download PDFInfo
- Publication number
- CN107921426A CN107921426A CN201680050831.7A CN201680050831A CN107921426A CN 107921426 A CN107921426 A CN 107921426A CN 201680050831 A CN201680050831 A CN 201680050831A CN 107921426 A CN107921426 A CN 107921426A
- Authority
- CN
- China
- Prior art keywords
- catalyst
- catalyst carrier
- carrier
- sealing material
- slurries
- 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.)
- Granted
Links
- 239000003054 catalyst Substances 0.000 title claims abstract description 185
- 239000003566 sealing material Substances 0.000 claims abstract description 54
- 230000006835 compression Effects 0.000 claims abstract description 23
- 238000007906 compression Methods 0.000 claims abstract description 23
- 239000000463 material Substances 0.000 claims abstract description 15
- 239000007788 liquid Substances 0.000 claims abstract description 13
- 238000000034 method Methods 0.000 claims description 17
- 238000002788 crimping Methods 0.000 claims description 9
- 239000002002 slurry Substances 0.000 abstract description 48
- 239000003795 chemical substances by application Substances 0.000 description 11
- 238000007789 sealing Methods 0.000 description 7
- 230000015572 biosynthetic process Effects 0.000 description 5
- 238000002347 injection Methods 0.000 description 5
- 239000007924 injection Substances 0.000 description 5
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 4
- 238000006555 catalytic reaction Methods 0.000 description 4
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 230000003197 catalytic effect Effects 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 229910052763 palladium Inorganic materials 0.000 description 2
- 229910052697 platinum Inorganic materials 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 239000005060 rubber Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 229910017083 AlN Inorganic materials 0.000 description 1
- PIGFYZPCRLYGLF-UHFFFAOYSA-N Aluminum nitride Chemical compound [Al]#N PIGFYZPCRLYGLF-UHFFFAOYSA-N 0.000 description 1
- 229910052684 Cerium Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- 229910021536 Zeolite Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- ZMIGMASIKSOYAM-UHFFFAOYSA-N cerium Chemical compound [Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce] ZMIGMASIKSOYAM-UHFFFAOYSA-N 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910052878 cordierite Inorganic materials 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- JSKIRARMQDRGJZ-UHFFFAOYSA-N dimagnesium dioxido-bis[(1-oxido-3-oxo-2,4,6,8,9-pentaoxa-1,3-disila-5,7-dialuminabicyclo[3.3.1]nonan-7-yl)oxy]silane Chemical compound [Mg++].[Mg++].[O-][Si]([O-])(O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2)O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2 JSKIRARMQDRGJZ-UHFFFAOYSA-N 0.000 description 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000012685 metal catalyst precursor Substances 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- 150000003624 transition metals Chemical class 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- 239000010457 zeolite Substances 0.000 description 1
- 229910001928 zirconium oxide Inorganic materials 0.000 description 1
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
- B01D53/86—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
- B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
- B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/50—Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
- B01J35/56—Foraminous structures having flow-through passages or channels, e.g. grids or three-dimensional monoliths
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/02—Impregnation, coating or precipitation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
- F01N3/28—Construction of catalytic reactors
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Biomedical Technology (AREA)
- Combustion & Propulsion (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Toxicology (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Catalysts (AREA)
- Exhaust Gas After Treatment (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Abstract
Slurries are imported into the passage of catalyst carrier (2) by catalyst fixing device (1).Catalyst fixing device (1) has：Platform (4), described (4) have the setting frame (3) of connection catalyst carrier (2)；Sealing material (5), the sealing material (5) is around catalyst carrier (2) and the connecting portion for setting frame (3)；Clamping piece (6)~(9), clamping piece (6)~(9) exert a force sealing material (5) to catalyst carrier (2) direction；And the liquid (slurries) comprising catalyst component is imported into catalyst carrier (2) by catalyst supply unit (10), the catalyst supply unit (10).By catalyst carrier (2) with setting frame (3) to be connected, with clamping piece (6)~(9) compression seal material (5).After sealing material (5) compression with setting the connecting portion of frame (3) waterproof is sealed catalyst carrier (2), slurries are imported into the passage of catalyst carrier (2) from catalyst supply unit (10).
Description
Technical field
The present invention relates to for holding urging for catalyst component in the passage of the catalyst carrier formed with multiple passages
Agent fixing device and catalyst fixing means.
Background technology
As purifier of the removing from the harmful components in the exhaust gas that the engine of automobile is discharged is decomposed, catalysis is used to turn
Change device etc..Catalytic converter on the honeycomb substrate formed by ceramics, heat-resisting alloy paper tinsel such as by covering comprising platinum, palladium etc.
The liquid (slurries) of catalyst component and manufacture.
As in the passage of the catalyst carrier as described above formed with multiple passages (path) carrier catalyst into
The method divided, it is known to import the method (such as patent document 1 to 3) of the slurries containing catalyst component from the opening of passage.
However, slurries are being imported into the process in the passage of catalyst carrier, the supply in slurries from supply slurries
In the case that the connecting portion of portion and catalyst carrier leaks out, it is possible to cannot ensure to be directed to quantifying for the slurries amount in passage
Property.
Citation
Patent document
Patent document 1：Japanese Unexamined Patent Application Publication 2013-516307 publications
Patent document 2：Japanese Unexamined Patent Application Publication 2012-521286 publications
Patent document 3：Japanese Unexamined Patent Publication 2005-254069 publications
The content of the invention
It is an object of the invention to provide a kind of suppression to imported into catalyst carrier by the slurries containing catalyst component
Passage in process in the technology that leaks out of slurries.
In a scheme for stating the catalyst fixing device of the invention of purpose in realization, the catalyst fixing device
Have：Carrier connecting portion, the carrier connecting portion is connected with the catalyst carrier formed with multiple passages, and will contain catalyst
The liquid of component is imported into the passage of the catalyst carrier；Sealing material, the sealing material be arranged at the carrier connecting portion and
The connecting portion being connected between the catalyst carrier of the carrier connecting portion；And crimping unit, the crimping unit are urged to described
The direction of agent carrier crimps the sealing material, and the sealing material is expanded material.
Moreover, it is achieved that another program of the catalyst fixing device of the invention of above-mentioned purpose, is fixed in above-mentioned catalyst
In device, the sealing material can utilize the crimping cell compression more than 70%.
Moreover, it is achieved that the catalyst fixing means of the invention of above-mentioned purpose includes：Catalyst carrier is connected with carrier
The process of portion's connection, the catalyst carrier have multiple passages, and the carrier connecting portion is by the liquid containing catalyst component
It imported into the passage of the catalyst carrier；The process of direction crimping sealing material to the catalyst carrier, the sealing material
It is arranged at the connecting portion of the carrier connecting portion and the catalyst carrier；And the liquid containing the catalyst component is led
Enter to the process in the passage of the catalyst carrier.
Brief description of the drawings
Fig. 1 (a) is the top view of the catalyst fixing device of the first embodiment of the present invention, and (b) is that the catalyst is consolidated
Determine the summary side elevation of device, (c) is the major part top view of the catalyst fixing device.
Fig. 2 is the top view of the catalyst fixing device of second embodiment of the present invention.
Embodiment
Referring to the drawings, the catalyst fixing device and catalyst fixing means for the embodiment that the present invention will be described in detail.
The catalyst fixing device and catalyst fixing means of embodiments of the present invention carry out following process：Formed with
Passage (or pore chamber) surface covering of the catalyst carrier of multiple passages (path) or pore chamber (cell) includes catalyst component
Liquid (hereinafter referred to as slurries).
Catalyst carrier is, for example, to utilize ceramics, the heat-resisting alloys such as cordierite, carborundum, aluminium nitride, silicon nitride, aluminium titanates
The works of the formation such as paper tinsel.Catalyst carrier is formed as cylinder or polygon prism shape etc. according to purposes.In addition, in catalyst carrier
On, along the length direction of catalyst carrier formed with multiple passages.Each passage becomes open end in the end of catalyst carrier.
The cross sectional shape of passage is formed as circle, ellipse, rectangle, polygon (such as honeycombed) etc..
Such as in the case of the catalyst of the exhaust gas in purification automobile, slurries are containing platinums group metal such as platinum, palladium and rhodiums
Compound, iron, copper, the aqueous solution of vanadium and the catalyst component such as transition-metal catalyst precursor as cerium.Also, contain in slurries
There is the particle catalyst supporting material (such as titanium dioxide, zirconium oxide, zeolite etc.) for supporting these catalyst components.In addition, slurry
Liquid includes sometimes to be used to improve acid, organic compound tackifier of catalyst activity degree, viscosity and mobility etc..Further, since
The purposes of the exhaust gas of purification automobile is not limited to by the catalyst carrier that slurries cover, so containing with good grounds purposes in slurries
And the catalyst component with required catalyst activity.For example, the catalyst carrier covered with slurries can also be applied to hair
The diesel engine of motor, the waste gas purification purposes of coal burning device.
[first embodiment]
As shown in Fig. 1 (a), (b), the catalyst fixing device 1 of first embodiment of the invention has：Platform 4, described
4 have the setting frame 3 (such as equivalent to carrier connecting portion) of connection catalyst carrier 2；Sealing material 5, the sealing material 5 are surrounded and urged
Agent carrier 2 and the connecting portion that frame 3 is set；Clamping piece 6~9 (such as equivalent to crimping unit), the clamping piece 6~9 is to urging
2 direction of agent carrier exerts a force sealing material 5；And catalyst supply unit 10, the catalyst supply unit 10 will include catalyst
The liquid (slurries) of component imported into the passage of catalyst carrier 2.
Frame 3 is set to be arranged on platform 4.Formed with penetrating through platform 4 and the hole that connects in frame with setting frame 3 on platform 4.
The openend of frame 3 is set, and being connected with the formation of catalyst carrier 2 has the end of access portal.That is, catalyst carrier 2 is being set
It is connected in the frame of frame 3 with the state of the connection (not shown) of the passage of catalyst carrier 2 with setting frame 3.In addition, when setting frame 3
The shape of periphery and the formation of catalyst carrier 2 have access portal end face shape phase simultaneously as catalyst carrier 2 with
Set frame 3 connecting portion at offset tail off, institute so as to further improve catalyst carrier 2 with setting frame 3 connecting portion at
Sealing material 5 obturation effect.In addition, by the way that the formation being shaped so as to than catalyst carrier 2 for setting the inner circumferential of frame 3 is had
The shape of the end face of access portal is slightly larger, so as to by the end of catalyst carrier 2 with setting frame 3 chimeric and connect, catalysis
The connection of agent carrier 2 becomes easy.
As shown in Fig. 1 (c), sealing material 5 is arranged on platform 4 in a manner of around setting frame 3 (and catalyst carrier 2).Cause
This, it is preferred that the height of sealing material 5 is higher than setting the height of frame 3.As long as sealing material 5 can utilize clamping piece 6~9, cylinder body
Equipressure contracts and has watertightness upon compression, is not particularly limited.For example, sealing material 5 is preferably by elasticity such as EP rubbers
Body is formed, in addition, the component formed by polyurethane, polyolefin, polyethylene, rubber etc. can be used.Also, when sealing material 5 is used
When inside has bladdery expanded material formation, sealing material 5 can be compressed to more than 70% (more preferably more than 80%).This institute
The compression more than 70% said refers to：In the case where the volume under the original state of sealing material 5 is set to 100, can be compressed to
Volume is less than 30.In addition, the bubble of sealing material 5 is formed at either self or semi-independent continuous type.
Clamping piece 6~9 pushes sealing material 5 to catalyst carrier 2 (and setting frame 3) direction.According to catalyst carrier 2 (and
Frame 3 is set) the shape in horizontal direction section select the shape of clamping piece 6~9 and quantity.For example, in Fig. 1 (a), due to
The horizontal direction rectangular cross-section of catalyst carrier 2, so being arranged in correspondence with clamping piece 6~9 with each side.Clamping piece 6,7 is set
Into can be moved in the normal direction of the opposite side of catalyst carrier 2.Moreover, sealed by being pushed in clamping piece 6,7
Geometrical clamp gripping member 6,7 in the state of material 5, so as to carry out the compression (compression of the left and right directions of Fig. 1 (a)) of sealing material 5.In addition,
Clamping piece 8,9 is able to be rotatably arranged at the end of clamping piece 6,7.Moreover, in clamping piece 6, the shape of 7 compression seal materials 5
Clamping piece 8,9 is set to rotate and carry out the compression (compression of the above-below direction of Fig. 1 (a)) of sealing material 5 under state.
Catalyst supply unit 10 be arranged on platform 4 with being provided with the face for the side that to set the face of frame 3 opposite.Catalyst supplies
Be connected with being formed at the hole that connects in platform 4, frame with setting frame 3 to portion 10, through the hole and the setting frame 3 that are formed from platform 4
In frame, slurries are supplied to the passage of catalyst carrier 2.That is, the hole for being formed at platform 4 and the confession for becoming slurries in the frame that frame 3 is set
Give path (or discharge path).In addition, the method to the passage supply slurries of catalyst carrier 2 can be from catalyst supply unit
10 inject the method for slurries and attract any of method of (or flowing down naturally) slurries with catalyst supply unit 10.Also,
The injection of slurries can utilize any method such as the injection of pump or the injection using cylinder body and cylinder cap.
Specifically describe the leading to catalyst carrier 2 of catalyst fixing device 1 using the first embodiment of the present invention
The process that road supplies slurries.
First, the sealing material 5 that thickness is 10mm is configured at and frame 3 is set, and by (such as the 150mm square of catalyst carrier 2
Honeycomb substrate) be arranged at set frame 3.Then, with clamping piece 6~9 to 2 direction compression seal material 5 of catalyst carrier.By such as
The upper compression seal material 5, the thickness of sealing material 5 become 2~3mm.That is, fully compressed by using clamping piece 6~9
(compression ratio be more than 70%, more preferably more than 80%) sealing material 5, the bubble inside sealing material 5 are crushed and become watertight body,
It can be carried out along the shape of catalyst carrier 2 closed.By compression seal material 5 as described above, sealing material 5 is carried as catalyst
Sealing and fixed maintenance body between body 2 and clamping piece 6~9 play function.
After catalyst carrier 2 to be fixed on to setting frame 3, from catalyst supply unit 10 into the passage of catalyst carrier 2
Injection (or attraction) slurries.In addition, the band for the upper periphery for surrounding catalyst carrier 2 is provided with the top of catalyst carrier 2
(tape) or cap in case slurries overflow.
After slurries are imported into the passage of catalyst carrier 2, releasable clamps 6~9, catalysis is pulled down from frame 3 is set
Agent carrier 2.
In addition, the liquid component for being covered in the slurries of catalyst carrier 2 is removed by dry from catalyst carrier 2, urge
Agent component is stayed in the passage of catalyst carrier 2.
The catalyst fixing device 1 and catalyst fixing means of first embodiment of the invention as according to more than,
Due to being sealed using sealing material 5 and the end of fixed catalytic agent carrier 2, slurries can be suppressed from catalyst carrier 2 with setting
The connecting portion for putting frame 3 leaks out.As a result, the slurries supply (holding) only into the passage of catalyst carrier 2 can be carried out.
That is, in the sealing structure of the catalyst carrier of the prior art, can there is no angle to circle, ellipse etc.
The catalyst carrier of the shape in portion is sealed, it is difficult to the such catalysis with corner of closed quadrangular, triangular prism securely
The corner of agent carrier, according to the supply pressure of slurries, slurries are possible to leak out from corner.
On the other hand, in the catalyst fixing device 1 of the first embodiment of the present invention, due to being tieed up using sealing material 5
The closed of connecting portion of the catalyst carrier 2 with setting frame 3 is held, so, such as be able to maintain that the catalyst carrier 2 of polygon prism shape
Corner portion it is closed, and the slurries amount for ensuring to be directed in the passage of catalyst carrier 2 is quantitative.
Particularly, to set clamping piece 6 and clamping piece 8 along in a manner of the corner of catalyst carrier 2, and it is being catalyzed
(and between catalyst carrier 2 and clamping piece 8) setting can compress more than 70% sealing material between agent carrier 2 and clamping piece 6
5, so as to suppress leaking out for the slurries of the corner portion of catalyst carrier 2.Similarly, by with along catalyst carrier 2
The mode in corner sets clamping piece 6 and clamping piece 9 (in addition with clamping piece 7 and clamping piece 8,9), so as to suppress catalyst
The slurries of the corner portion of carrier 2 leak out.
In addition, by using 6~9 compression seal material 5 of clamping piece, the fixation of catalyst carrier 2 and closed, institute can be carried out
With easily by catalyst carrier 2 to setting frame 3 to fix, the operation of slurries is covered in the passage of catalyst carrier 2 to be become to hold
Easily.In addition, by that catalyst carrier 2 and will set closed between frame 3, importing of the slurries to catalyst carrier 2 becomes easy, special
It is not that, when importing highly viscous slurries to catalyst carrier 2, operating efficiency improves.
[second embodiment]
The catalyst fixing device of second embodiment of the present invention is the catalyst in the first embodiment of the present invention
The device for the cylinder body for pushing each clamping piece 6~9 is provided with fixing device 1.Pair therefore, the catalyst with first embodiment is consolidated
Determine the identical structure of device 1 and mark identical reference numeral, and describe different places in detail.
As shown in Fig. 2, the catalyst fixing device 11 of second embodiment of the present invention has：Platform 4, described 4 has
Connect the setting frame 3 of catalyst carrier 2；Sealing material 5, the sealing material 5 is around catalyst carrier 2 and the connecting portion for setting frame 3；
Clamping piece 6~9, the clamping piece 6~9 is to 2 direction compression seal material 5 of catalyst carrier；And cylinder body 12~15 (such as it is suitable
In crimping unit), the cylinder body 12~15 pushes clamping piece 6~9.In addition, although it is not shown, but in platform 4 with being provided with
Put and be provided with catalyst supply unit 10 on the face of the opposite side in face of frame 3, the catalyst supply unit 10 will include catalyst
The liquid of component imported into the passage of catalyst carrier 2.
Cylinder body 12~15 is arranged in correspondence with each clamping piece 6~9, and folder is pushed to catalyst carrier 2 (and setting frame 3) direction
Gripping member 6~9.
Specifically describe the leading to catalyst carrier 2 of catalyst fixing device 11 using second embodiment of the present invention
The process that road supplies slurries.
First, the sealing material 5 that thickness is 30mm is configured at and frame 3 is set, and catalyst carrier 2 is arranged at frame 3 is set.
Then, with clamping piece 6~9 to 2 direction compression seal material 5 of catalyst carrier, and clamping piece 6~9 is pushed with cylinder body 12~15.
By compression seal material 5 as described above, the thickness of sealing material 5 becomes 6~9mm.That is, by using clamping piece 6~9 (and
Cylinder body 12~15) abundant compression (compression ratio be more than 70%, more preferably more than 80%) sealing material 5, the bubble inside sealing material 5
It is crushed and becomes watertight body, can be carried out along the shape of catalyst carrier 2 closed.By compression seal material 5 as described above,
Sealing material 5 is played function as the sealing between catalyst carrier 2 and clamping piece 6~9 and fixed maintenance body.
After catalyst carrier 2 to be fixed on to setting frame 3, from catalyst supply unit 10 into the passage of catalyst carrier 2
Injection (or attraction) slurries.In addition, the band for the upper periphery for surrounding catalyst carrier 2 is provided with the top of catalyst carrier 2
Or cap so as not to slurries overflow.
After slurries are imported into the passage of catalyst carrier 2, cylinder body 12~15 (and clamping piece 6~9) is unclamped, from setting
Put frame 3 and pull down catalyst carrier 2.
The catalyst fixing device 11 of second embodiment of the present invention as according to more than, with first embodiment
Catalyst fixing device 1 is likewise it is possible to suppress slurries from catalyst carrier 2 with setting the connecting portion of frame 3 to leak out.Its result
It is slurries supply (holding) can be carried out only into the passage of catalyst carrier 2, it can be ensured that the slurries being directed in passage
That measures is quantitative.
Especially since by setting the compression pressure of 12~15 sealing material 5 of cylinder body to become larger, so catalyst carrier
2 become more reliable with the sealing and fixation for setting frame 3.Further, since can increase the thickness of sealing material 5, institute is so as to make to urge
Agent carrier 2 is more reliable with setting the sealing of frame 3.
In addition, in the explanation of embodiment, the preferred solution of the present invention, but the catalyst of the present invention has shown and described
Fixing device and catalyst fixing means are not limited to embodiment, can in the range of the feature of lossless invention suitably into
Row design alteration, form obtained from being designed change fall within the technical scope of the present invention.
For example, the sealing material (sealing structure) of the present invention can also use the bottom for being not only applicable to catalyst carrier
Form applied to upper end.Also, by the way that the sealing material (sealing structure) of the present invention to be applied to the both ends of catalyst carrier,
It can prevent the slurries of each end of catalyst carrier from leaking out.
In addition, the component that sealing material is preferably integrated, but the sealing material that can also use segmentation and configure.
In addition, the shape and quantity of clamping piece and cylinder body are not limited to embodiment, can cutting according to catalyst carrier
Face (section in the direction vertical with the extending direction of passage) shape suitably changes.For example, it is circle in the section of catalyst carrier
Or it is elliptical in the case of, the shape of clamping piece is also formed in a manner of the curved surface along catalyst carrier.
Claims (3)
1. a kind of catalyst fixing device, has：
Carrier connecting portion, the carrier connecting portion is connected with the catalyst carrier formed with multiple passages, and will contain catalyst
The liquid of component is imported into the passage of the catalyst carrier；
Sealing material, the sealing material are arranged at the carrier connecting portion and are connected between the catalyst carrier of the carrier connecting portion
Connecting portion；And
Unit is crimped, the crimping unit crimps the sealing material to the direction of the catalyst carrier,
The sealing material is expanded material.
2. catalyst fixing device according to claim 1, wherein,
The sealing material can utilize the crimping cell compression more than 70%.
3. a kind of catalyst fixing means, including：
The process that catalyst carrier is connected with carrier connecting portion, the catalyst carrier have multiple passages, and the carrier connects
Liquid containing catalyst component is imported into the passage of the catalyst carrier by socket part；
The process of direction crimping sealing material to the catalyst carrier, the sealing material are arranged at the carrier connecting portion and institute
State the connecting portion of catalyst carrier；And
Process liquid containing the catalyst component being imported into the passage of the catalyst carrier.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015174281A JP6128176B2 (en) | 2015-09-04 | 2015-09-04 | Catalyst fixing device |
| JP2015-174281 | 2015-09-04 | ||
| PCT/JP2016/075610 WO2017038923A1 (en) | 2015-09-04 | 2016-09-01 | Catalyst fixing device and catalyst fixing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107921426A true CN107921426A (en) | 2018-04-17 |
| CN107921426B CN107921426B (en) | 2019-05-21 |
Family
ID=58188241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201680050831.7A Expired - Fee Related CN107921426B (en) | 2015-09-04 | 2016-09-01 | The fixed device of catalyst and catalyst fixing means |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP6128176B2 (en) |
| CN (1) | CN107921426B (en) |
| WO (1) | WO2017038923A1 (en) |
Citations (4)
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|---|---|---|---|---|
| JP2000197804A (en) * | 1999-01-05 | 2000-07-18 | Ngk Insulators Ltd | Production of ceramic filter provided with flange |
| JP2002242668A (en) * | 2001-02-19 | 2002-08-28 | Cataler Corp | Slurry coating method for container integral catalyst carrier |
| CN1723342A (en) * | 2003-11-05 | 2006-01-18 | 揖斐电株式会社 | Method of producing honeycomb structure body and sealing material |
| EP1839748B1 (en) * | 2006-03-31 | 2013-05-08 | NGK Insulators, Ltd. | Honeycomb catalytic body |
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| DE3803579C1 (en) * | 1988-02-06 | 1989-07-13 | Degussa Ag, 6000 Frankfurt, De | |
| JPH03157142A (en) * | 1989-11-16 | 1991-07-05 | N E Chemcat Corp | Method and device for coating honeycomb structure with liquid |
| JP4222670B2 (en) * | 1999-01-07 | 2009-02-12 | 株式会社キャタラー | Catalyst slurry applicator |
| JP3976483B2 (en) * | 2000-08-14 | 2007-09-19 | 株式会社アイシーティー | Catalyst production method |
| DE50107284D1 (en) * | 2001-06-30 | 2005-10-06 | Umicore Ag & Co Kg | Process for coating a support body |
| DE102004051099A1 (en) * | 2004-10-19 | 2006-04-20 | Umicore Ag & Co. Kg | Method and device for coating a series of supporting bodies |
| DE102007012928B4 (en) * | 2007-03-19 | 2009-09-03 | Umicore Ag & Co. Kg | Process for introducing a catalytic coating into the pores of a ceramic flow honeycomb body |
| JP4774418B2 (en) * | 2008-03-27 | 2011-09-14 | 東レエンジニアリング株式会社 | Catalyst slurry applicator |
| GB201000019D0 (en) * | 2010-01-04 | 2010-02-17 | Johnson Matthey Plc | Coating a monolith substrate with catalyst component |
-
2015
- 2015-09-04 JP JP2015174281A patent/JP6128176B2/en not_active Expired - Fee Related
-
2016
- 2016-09-01 WO PCT/JP2016/075610 patent/WO2017038923A1/en active Application Filing
- 2016-09-01 CN CN201680050831.7A patent/CN107921426B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000197804A (en) * | 1999-01-05 | 2000-07-18 | Ngk Insulators Ltd | Production of ceramic filter provided with flange |
| JP2002242668A (en) * | 2001-02-19 | 2002-08-28 | Cataler Corp | Slurry coating method for container integral catalyst carrier |
| CN1723342A (en) * | 2003-11-05 | 2006-01-18 | 揖斐电株式会社 | Method of producing honeycomb structure body and sealing material |
| EP1839748B1 (en) * | 2006-03-31 | 2013-05-08 | NGK Insulators, Ltd. | Honeycomb catalytic body |
Also Published As
| Publication number | Publication date |
|---|---|
| JP6128176B2 (en) | 2017-05-17 |
| JP2017047392A (en) | 2017-03-09 |
| WO2017038923A1 (en) | 2017-03-09 |
| CN107921426B (en) | 2019-05-21 |
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