CN201493118U - Catalyst coating apparatus for silk screens or sheets - Google Patents
Catalyst coating apparatus for silk screens or sheets Download PDFInfo
- Publication number
- CN201493118U CN201493118U CN2009202349990U CN200920234999U CN201493118U CN 201493118 U CN201493118 U CN 201493118U CN 2009202349990 U CN2009202349990 U CN 2009202349990U CN 200920234999 U CN200920234999 U CN 200920234999U CN 201493118 U CN201493118 U CN 201493118U
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- silk screen
- thin plate
- soaking paste
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Abstract
The utility model discloses a supported catalyst coating apparatus for strip-type silk screens or sheets. According to the technical proposal of the utility model, the right side inside a drying room is provided with a high temperature roasting furnace for the thermal treatment of the silk screens or the sheets, the left side inside the drying room is provided with a drying furnace for drying the silk screens or the sheets, the right side outside the drying room is provided with an unwinding roller below which a winding roller is arranged, the left side outside the drying room is provided with a dip-coating roller for dip-coating the silk screens or the sheets, a dip-coating tank filled with slurry is arranged below the dip-coating roller, and the lower part of the dip-coating roller stretches into the dip-coating tank; a high pressure air knife or a negative pressure barrel for removing excess slurry on the silk screens or the sheets is arranged between the dip-coating tank and the drying room; and the negative pressure barrel is connected with a negative pressure device. The catalyst coating for silk screens or sheets, which is coated according to the coating process, has the advantages of great uniformity and good fastness and durability, and the coating apparatus is novel, simple, practical and also high in coating efficiency.
Description
Technical field
The utility model relates to the production in enormous quantities Processes and apparatus that is used for exhaust gas purifying catalyst, and particularly a kind of is Catalyst Production equipment and the silk screen and the thin sheet surface treatment facility of carrier with silk screen or thin plate.
Background technology
Along with the strictness day by day of vehicular emission rules in the world wide, also more and more higher to the requirement of automobile-used tai-gas clean-up catalyst.Have multiplely at the processing method of particle in the exhaust gas from diesel vehicle, wherein the particulate catalytic oxidation is important a kind of in the practical technique.The important carrier of a class that wire mesh carrier is big because of its intensity, the incomparable advantages of other carrier such as vapour lock is little, good filtration effect become exhaust gas from diesel vehicle particulate catalytic oxidation catalyst.Patent CN101444743 discloses a kind of Catalysts and its preparation method that the emission of diesel engine particle is eliminated that is used for handling, the successful industrialization of this catalyst at present, and its carrier has been selected a kind of belt woven wire for use.The increase day by day of Chinese automobile output and national Abgasgesetz is strict day by day at present, is that the catalyst of carrier has broad application prospects in the purifying internal combustion engine tail gas field with the silk screen, and demand is huge.Applying the element with catalytic activity at silk screen or thin sheet surface is used for air cleaning and has huge market potential, patent CN101244387 discloses a kind of exhaust purification cellular catalyst for enamelling machine that utilizes Production by Catalytic Combustion Process purified industrial waste gas, and one of carrier of this catalyst is woven wire.
For reaching special application requirements, industrially usually silk screen or thin plate are carried out as surface treatments such as cleaning, gluing, japanning, anticorrosions.For this reason, the special equipment of the suitable above-mentioned Catalyst Production technology of exploitation one cover and coating equipment and silk screen or thin sheet surface treatment process is particularly necessary.
Be with regard to the catalyst of carrier with the woven wire just, silk screen be encapsulated in the metal inclusion in advance be prepared into integrated catalyst carrier that adopting the painting method of class honeycomb ceramic carrier that this carrier is applied again is a kind of feasible technology.But, be difficult to give full play to the effect of catalyst because the strainability of silk screen excellence makes this painting method be difficult to realize the even coating to whole silk screen.It is another kind of practicable method that silk screen coating earlier is packaged in the inclusion again.
The utility model content
The utility model aims to provide a kind of silk screen or thin plate catalyst-coated equipment, and this equipment is applicable to belt silk screen coating processes and is suitable for industrialization, production in enormous quantities that this technology and equipment also are suitable for the coating coating of belt thin plate carrier equally.
The technical scheme that provides according to the utility model, right side in drying room is to be used for high-temperature roasting stove that silk screen or thin plate are heat-treated, left side in the drying room is to be used for drying oven that silk screen or thin plate are dried, there is let off roll on right side outside drying room, wind-up roll is arranged below let off roll, the outer left side of drying room is provided for soaking paste roller that silk screen or thin plate are carried out soaking paste, and for placing the soaking paste pond of slurries, and the bottom of described soaking paste roller is stretched in the described soaking paste pond below the soaking paste roller; At the pressure-air cutter that is provided for removing unnecessary slurries on silk screen or the thin plate between soaking paste pond and the drying room, or the negative pressure bucket; Described negative pressure bucket is connected with negative pressure device.
First slewing rollers are arranged between drying room and let off roll; Between drying room and pressure-air cutter or negative pressure bucket, second slewing rollers are set.Between described soaking paste roller and pressure-air cutter or negative pressure bucket, the 3rd slewing rollers are set, away from a side of pressure-air cutter or negative pressure bucket the 4th slewing rollers are set, the 5th slewing rollers are set above described the 4th slewing rollers at the soaking paste roller.The 6th slewing rollers are set between described drying room and wind-up roll.
Described let off roll, wind-up roll and soaking paste roller all have the deviation-rectifying system that electronic deviation correcting system or mechanical deflection correcting system or electric mechanical have both.Described let off roll, wind-up roll and soaking paste roller all are equipped with power set and tension force and speed automatic regulating system.The thermal source of described drying oven and high-temperature roasting stove is that combustion of natural gas, electrothermal tube heating and a kind of equipment of infrared transmitter or two kinds of equipment are used alternatingly.The thermal source of described high-temperature roasting stove is electrothermal tube or combustion of natural gas, hot air circulation.Described depression generator is blower fan or vavuum pump; Assembling gas solid separation assembly in the described negative pressure bucket; The soaking paste pond is stainless steel or nylon material, and the side in soaking paste pond is provided with glass vision panel, is equipped with magnetic agitation or ultrasonic concussion in the soaking paste pond.
The beneficial effects of the utility model: 1, the utility model has been announced the coating coating scheme of a kind of practicable silk screen or thin plate carried catalyst, for the production of similar catalyst provides the technology guarantee; 2, announced a kind of coating equipment that is fit to this technology simultaneously, this equipment is for being that industrialization, the large-scale industrial production of the catalyst of carrier provides condition with silk screen or thin plate.Because silk screen catalyst market prospects are wide, it is very huge therefore to implement economic benefit of the present utility model; 3, the process of surface treatment of suitable too silk screen of the utility model and thin plate, such as cleaning, gluing, japanning, erosion shield coating etc., it is extensive to be suitable for industrial circle.
It is a kind of general coating coating processes of the catalyst of carrier that the utility model provides with woven wire or thin plate; The catalyst of preparation uses flexibly, can or be packaged into integral catalyzer according to the length of live cutting catalyst.
Description of drawings
Fig. 1 is a schematic diagram of the present utility model.
The specific embodiment
As shown in the figure: the right side in drying room is to be used for high-temperature roasting stove 15 that silk screen or thin plate 3 are heat-treated, left side in the drying room is to be used for drying oven 14 that silk screen or thin plate 3 are dried, there is let off roll 2 on right side outside drying room, wind-up roll 17 is arranged below let off roll 2, the outer left side of drying room is provided for soaking paste roller 6 that silk screen or thin plate 3 are carried out soaking paste, below soaking paste roller 6, be the soaking paste pond 9 of placing slurries, and the bottom of described soaking paste roller 6 is stretched in the described soaking paste pond 9; At the pressure-air cutter 8 that is provided for removing unnecessary slurries on silk screen or the thin plate 3 between soaking paste pond 9 and the drying room, or negative pressure bucket 11; Described negative pressure bucket 11 is connected with negative pressure device 12.
First slewing rollers 1 are arranged between drying room and let off roll 2; At drying room and pressure-air cutter 8 or 11 in negative pressure bucket second slewing rollers 13 are set.At described soaking paste roller 6 and pressure-air cutter 8 or 11 in negative pressure bucket the 3rd slewing rollers 7 are set, away from a side of pressure-air cutter 8 or negative pressure bucket 11 the 4th slewing rollers 5 are set, the 5th slewing rollers 4 are set above described the 4th slewing rollers 5 at soaking paste roller 6.
At described drying room and 17 of wind-up rolls the 6th slewing rollers 16 are set.Described let off roll 2, wind-up roll 17 and soaking paste roller 6 all have the deviation-rectifying system that electronic deviation correcting system or mechanical deflection correcting system or electric mechanical have both.Described let off roll 2, wind-up roll 17 and soaking paste roller 6 all are equipped with power set and tension force and speed automatic regulating system.Adopt the mode of hot air circulation in the described drying room, drying oven 14 is that combustion of natural gas, electrothermal tube heating and a kind of equipment of infrared transmitter or two kinds of equipment are used alternatingly with the thermal source of high-temperature roasting stove 15.
Described high-temperature roasting stove 15 is taken into account the back roasting function is heat-treated and applied to silk screen or thin plate 3, and the thermal source of high-temperature roasting stove 15 is electrothermal tube or combustion of natural gas, hot air circulation.Described depression generator 12 is blower fan or vavuum pump; Assembling gas solid separation assembly in the described negative pressure bucket 11; Soaking paste pond 9 is stainless steel or nylon material, and the side in soaking paste pond 9 is provided with glass vision panel, is equipped with magnetic agitation or ultrasonic concussion 18 in the soaking paste pond 9.
During work, the whole curled hair net or the thin plate 3 that are placed on the let off roll 2 enter high-temperature roasting stove 15 through slewing rollers 1, silk screen or thin plate enter soaking paste pond 9 after the heat treatment behind slewing rollers 4,5 and soaking paste roller 6, behind pile warp slewing rollers 7, enter the coating dosing unit, the belt material that scribbles slurry coating purges or negative pressure device 11,12 suctions through pressure-air cutter 8, enter drying oven 14, roaster 15 after unnecessary coating is removed successively, the catalyst after the roasting through help roll by the wind-up roll rolling.Silk screen that this coating processes applies or thin plate catalyst coat evenly, firmly durable, the coating equipment novelty, simple, practical, coating efficiency is high.
The utility model has also adopted following measure:
Let off roll 2 is furnished with tension adjustment and brakes, in order to technology with according to belt material require adjustment of tonicity size and stopping brake; But let off roll 2, slewing rollers 4 are installed on the screw mandrel guide rail of up-down adjustment, and the convenient height of regulating is to regulate the degree of crook of silk screen band or thin plate band.
Soaking paste roller 6 is equipped with height regulatory function and the linear regulating system of powered rotation speed.
High pressure purging system 8 goes out the interruption-forming high velocity air for the high-pressure air source linear air knife of flowing through, and reaches coated weight after guipure is purged and quantitatively controls purpose; Adopt negative pressure system 11,12 purposes the same, 11 for having the negative pressure bucket of gas-solid separator, and 12 is vavuum pump or negative-pressure air fan.
Drying oven 14 and roaster 15 adopts hot air circulation modes or infrared emanation to realize the silk screen after the soaking paste or thin plate oven dry and roasting, thermal source be combustion of natural gas or electrothermal tube heating or infrared transmitter one or both be used alternatingly.
Rolling is to be finished by the power wind-up roll, and live roll rotating speed linearity is adjustable; This roller is furnished with tension regulating system and brakes simultaneously.
For guarantee mixes, prevent precipitation, slurries are adopted magnetic agitation or ultrasonic concussion.
Let off roll in the complete machine, slewing rollers, wind-up roll or other auxiliary rolling member one places or a few place are provided with electronics or mechanical deflection correcting system, in order to avoid the guipure sideslip.
Let off roll in the complete machine, slewing rollers, wind-up roll, other auxiliary rolling members and drying oven and roaster all adopt the open-type design, and be convenient in the operation that applies the incipient stage.
Complete machine adopts the highly integrated control of PLC, and complete machine running status and abnormal conditions all show on the industrial computer display floater; Open window design is so parameter all can be by the industrial computer adjustment.
The unreeling of complete machine, soaking paste, coating are quantitatively, the parts of oven dry, roasting, six major parts of rolling can relatively independent design also can be designed as one.
Concrete operating process is as follows:
A, heat treatment are sent into woven wire or thin plate 3 in the high-temperature roasting stove 15 and to be heat-treated.The main material of woven wire or thin plate 3 is 0Cr25Ni20, reticular density is 20～600 orders, silk footpath is φ 0.01mm～0.15mm, and preliminary treatment is 0.2～5 hour in 300 ℃～800 ℃ air atmosphere, and purpose is to remove impurity such as surface and oil contaminant and make its surface oxidation;
B, soaking paste are sent silk screen or thin plate 3 after Overheating Treatment into soaking paste pond 9.It in the soaking paste pond catalyst coat that contains catalytic active component, consisting of of described catalyst coat: gama-alumina, zirconia, cerium oxide, titanium oxide and deionized water, and contain an amount of noble metal one or more, wherein gama-alumina mass parts in coating is 15～80%, zirconia mass parts in coating is 3～18%, cerium oxide mass parts in coating is 3～35%, and titanium oxide mass parts in coating is 15～80%; Silk screen flooded in slurries 1～10 second, pulled out with 5～50/ minutes speed;
C, coating are quantitative, and silk screen after the soaking paste or thin plate 3 are sent into the coating dosing unit, and the pressure-air cutter 8 in the coating dosing unit purges, or interconnective negative pressure bucket 11 and negative pressure device 12 suctions, to remove redundant sizing agent on silk screen or the thin plate 3;
The silk screen or the thin plate 3 of unnecessary slurry have been removed in d, oven dry and roasting, enter drying oven 14 and roaster 15 successively, and silk screen after the roasting or thin plate 3 form banded catalyst, again with described banded catalyst through the wind-up roll rolling; Bake out temperature is at 100～200 ℃, and drying time is 10～50 minutes; Sintering temperature is 300～700 ℃, 30～120 minutes; The coating that contains active component is cemented in woven wire or thin sheet surface.
Claims (9)
1. the coating equipment of silk screen or thin plate catalyst, it is characterized in that: the high-temperature roasting stove (15) of the right side in drying room for being used for silk screen or thin plate (3) are heat-treated, the drying oven (14) of left side in the drying room for being used for silk screen or thin plate (3) are dried, there is let off roll (2) on right side outside drying room, in the below of let off roll (2) wind-up roll (17) is arranged, the outer left side of drying room is provided for soaking paste roller (6) that silk screen or thin plate (3) are carried out soaking paste, below soaking paste roller (6), be the soaking paste pond (9) of placing slurries, and the bottom of described soaking paste roller (6) is stretched in the described soaking paste pond (9); Between soaking paste pond (9) and drying room, be provided for removing the upward pressure-air cutter (8) of unnecessary slurries of silk screen or thin plate (3), or negative pressure bucket (11); Described negative pressure bucket (11) is connected with negative pressure device (12).
2. the coating equipment of silk screen or thin plate catalyst according to claim 1 is characterized in that: between drying room and let off roll (2) first slewing rollers (1) are arranged; Between drying room and pressure-air cutter (8) or negative pressure bucket (11), second slewing rollers (13) are set.
3. the coating equipment of silk screen or thin plate catalyst according to claim 1, it is characterized in that: between described soaking paste roller (6) and pressure-air cutter (8) or negative pressure bucket (11), the 3rd slewing rollers (7) are set, away from a side of pressure-air cutter (8) or negative pressure bucket (11) the 4th slewing rollers (5) are set at soaking paste roller (6), the 5th slewing rollers (4) are set in the top of described the 4th slewing rollers (5).
4. the coating equipment of silk screen or thin plate catalyst according to claim 1 is characterized in that: between described drying room and wind-up roll (17) the 6th slewing rollers (16) are set.
5. the coating equipment of silk screen or thin plate catalyst according to claim 1, it is characterized in that: described let off roll (2), wind-up roll (17) and soaking paste roller (6) all have the deviation-rectifying system that electronic deviation correcting system or mechanical deflection correcting system or electric mechanical have both.
6. the coating equipment of silk screen or thin plate catalyst according to claim 1, it is characterized in that: described let off roll (2), wind-up roll (17) and soaking paste roller (6) all are equipped with power set and tension force and speed automatic regulating system.
7. the coating equipment of silk screen or thin plate catalyst according to claim 1 is characterized in that: the thermal source of described drying oven (14) and high-temperature roasting stove (15) is that a kind of equipment or the two kinds of equipment in combustion of natural gas, electrothermal tube heating and the infrared transmitter are used alternatingly.
8. the coating equipment of silk screen or thin plate catalyst according to claim 1, it is characterized in that: the thermal source of described high-temperature roasting stove (15) is electrothermal tube or combustion of natural gas.
9. the coating equipment of silk screen or thin plate catalyst according to claim 1, it is characterized in that: described depression generator (12) is blower fan or vavuum pump; Assembling gas solid separation assembly in the described negative pressure bucket (11); Soaking paste pond (9) is stainless steel or nylon material, and the side of soaking paste pond (9) is provided with glass vision panel, is equipped with magnetic agitation or ultrasonic concussion (18) in soaking paste pond (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202349990U CN201493118U (en) | 2009-08-03 | 2009-08-03 | Catalyst coating apparatus for silk screens or sheets |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202349990U CN201493118U (en) | 2009-08-03 | 2009-08-03 | Catalyst coating apparatus for silk screens or sheets |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201493118U true CN201493118U (en) | 2010-06-02 |
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ID=42436328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202349990U Expired - Lifetime CN201493118U (en) | 2009-08-03 | 2009-08-03 | Catalyst coating apparatus for silk screens or sheets |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201493118U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102179346A (en) * | 2011-04-28 | 2011-09-14 | 东莞市九州浩德新能源设备有限公司 | Mesh coating machine and method |
| CN102513249A (en) * | 2011-12-15 | 2012-06-27 | 无锡威孚环保催化剂有限公司 | Belt type metal material surface coating process and equipment |
| CN108405254A (en) * | 2018-05-16 | 2018-08-17 | 江苏优腾超导科技有限公司 | The process equipment of high temperature superconducting materia |
| CN111085394A (en) * | 2019-12-26 | 2020-05-01 | 江苏厚生新能源科技有限公司 | Novel coating device |
-
2009
- 2009-08-03 CN CN2009202349990U patent/CN201493118U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102179346A (en) * | 2011-04-28 | 2011-09-14 | 东莞市九州浩德新能源设备有限公司 | Mesh coating machine and method |
| CN102513249A (en) * | 2011-12-15 | 2012-06-27 | 无锡威孚环保催化剂有限公司 | Belt type metal material surface coating process and equipment |
| CN108405254A (en) * | 2018-05-16 | 2018-08-17 | 江苏优腾超导科技有限公司 | The process equipment of high temperature superconducting materia |
| CN111085394A (en) * | 2019-12-26 | 2020-05-01 | 江苏厚生新能源科技有限公司 | Novel coating device |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100602 |