CN103657985A - Method and device for drying coating layer of honeycomb exhaust pipe of gasoline engine through three-way catalysis - Google Patents

Method and device for drying coating layer of honeycomb exhaust pipe of gasoline engine through three-way catalysis Download PDF

Info

Publication number
CN103657985A
CN103657985A CN201310584442.0A CN201310584442A CN103657985A CN 103657985 A CN103657985 A CN 103657985A CN 201310584442 A CN201310584442 A CN 201310584442A CN 103657985 A CN103657985 A CN 103657985A
Authority
CN
China
Prior art keywords
air
blast pipe
honeycomb
coat
dry
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.)
Pending
Application number
CN201310584442.0A
Other languages
Chinese (zh)
Inventor
唐焱
刘俊杰
徐晋勇
张应红
张斌
唐亮
陈金龙
钱龙飞
高吟
杨帆
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guilin University of Electronic Technology
Original Assignee
Guilin University of Electronic Technology
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Guilin University of Electronic Technology filed Critical Guilin University of Electronic Technology
Priority to CN201310584442.0A priority Critical patent/CN103657985A/en
Publication of CN103657985A publication Critical patent/CN103657985A/en
Pending legal-status Critical Current

Links

Landscapes

  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)

Abstract

The invention discloses a method and device for drying a coating layer of a honeycomb exhaust pipe of a gasoline engine through three-way catalysis. The method includes the steps that airflows are adopted to dry the coating layer of the honeycomb exhaust pipe; the airflows rotate by winding across the axis of the honeycomb exhaust pipe in the direction which the airflows and the axis of the honeycomb exhaust pipe form an inclination angle ranging from 0 degree to 30 degrees; at least the honeycomb exhaust pipe is turned over by 180 degrees to be repeatedly dried for one time according to drying conditions. The device comprises a turnover mechanism, a manipulator, a multi-station rotating table and an airflow air drying mechanism. The turnover mechanism is installed on the multi-station rotating table, the manipulator is installed on the turnover mechanism, the airflow air drying mechanism comprises a support, a cross arm and a nozzle assembly, the cross arm is installed on the support, and the nozzle assembly is installed on the cross arm. According to the method and device, improvement on production efficiency and quality of products is facilitated, raw materials and manpower consumption are reduced, and personnel security protection grades are improved.

Description

A kind of petrol engine three-effect catalysis honeycomb blast pipe coat drying means and device
Technical field
The present invention relates to vehicle body fittings field, be specifically related to a kind of petrol engine three-effect catalysis honeycomb blast pipe and be coated with
Coating drying means and device.
Background technology
This century, the automobile pollution of China increased rapidly along with socioeconomic sustainable development; Current most gasoline engine and diesel engines of using of automobile engine, contain the multiple material that people, animal and environment is had to serious harm in the waste gas of its discharge; Particularly, in the intensive big and medium-sized cities of vehicle, due to the increase of waste gas density and distributed areas, environment has been brought to the pollution being on the rise.The important channel reducing discharging is at present, by cylinder is outer, waste gas is carried out to after-treatment.It is one of outer exhaust-gas treatment mode of the most ripe cylinder of current petrol engine that three-effect catalysis is processed conversion equipment: toxic emission is through in exhaust piping during honeycomb pipeline section, and under the effect of catalyst, the CO in waste gas, HC serve as reducing agent by NO xbe reduced into nitrogen (N 2) and oxygen (O 2), in reduction reaction, CO, HC are oxidized to CO simultaneously 2and water (H 2o), with this, reach the object of purifying exhaust air.
The vital part that three-effect catalysis is processed conversion equipment is one section of cylindrical honeycomb blast pipe, has evenly applied the material that serves as catalyst of some on the little hole wall of its inner honeycomb.Apply in production technology and mainly contain two procedures: 1. first at honeycomb hole wall, evenly apply pulpous state adhesive agent, then dry.2. coated catalysts liquid on dry adhesive agent, again dry.Current dry means adopt baking oven (or baker) dry conventionally, dry run time consumption and energy consumption, need a few hours drying time, baking temperature reaches hundreds of degree Celsius, and dependence a dead lift,, there is production cycle length, inefficiency, defect that energy consumption is large in the injury of the unstable and applicator that easily causes product quality to personnel.
Summary of the invention
For the deficiencies in the prior art, the invention provides a kind of petrol engine three-effect catalysis honeycomb blast pipe and be coated with
Coating drying means and the device of realizing the method.
Technical scheme of the present invention is as described below.
A petrol engine three-effect catalysis honeycomb blast pipe coat drying means, described method comprises:
Adopt air-flow to be dried the coat of honeycomb blast pipe; Air-flow is along becoming 0 with honeycomb blast pipe axis
Figure 2013105844420100002DEST_PATH_IMAGE002
30 degree inclinations angle
Figure 2013105844420100002DEST_PATH_IMAGE004
direction around honeycomb blast pipe axis, rotate; To after 180 ° of major general's honeycomb blast pipe upsets again by drying condition repeat dry once.
Described method also comprises: for being 30 to diameter
Figure 45640DEST_PATH_IMAGE002
80mm and length are 60
Figure 528574DEST_PATH_IMAGE002
the coat of the honeycomb blast pipe of 120mm specification is dried.
The coat of described honeycomb blast pipe is divided into adhesive agent coat and catalyst-coated layer.
The drying condition of described adhesive agent coat is as follows: (1) stream pressure: 0.22
Figure 63460DEST_PATH_IMAGE002
0.30MPa; (2) gas flow temperature: 45
Figure 239227DEST_PATH_IMAGE002
55
Figure 2013105844420100002DEST_PATH_IMAGE006
; (3) single air-dry time: 2.0
Figure 728239DEST_PATH_IMAGE002
4.0 second.
The drying condition of described catalyst-coated layer is as follows: (1) stream pressure: 0.18
Figure 14864DEST_PATH_IMAGE002
0.25MPa; (2) gas flow temperature: 45
Figure 76361DEST_PATH_IMAGE002
60
Figure 423029DEST_PATH_IMAGE006
; (3) single air-dry time: 1.5
Figure 897872DEST_PATH_IMAGE002
3.0 second.
A petrol engine three-effect catalysis honeycomb blast pipe coat drying device, comprises switching mechanism, manipulator and multi-station turning workbench; Switching mechanism is arranged on multi-station turning workbench, and manipulator is arranged on switching mechanism; Also comprise the air-dry mechanism of air-flow, the air-dry mechanism of described air-flow comprises support, transverse arm, nozzle assembly, and transverse arm is rack-mount, and nozzle assembly is arranged on transverse arm.
Described nozzle assembly is mainly comprised of air nozzle, rotary connector part, air nozzle connecting rod, soft air pipe, and rotary connector part is communicated with air nozzle by soft air pipe, and rotary connector part is hinged by two ends and the air nozzle of air nozzle connecting rod.
Beneficial effect of the present invention:
1. according to producing honeycomb blast pipe size and production environment condition, the technological parameter of proposition is applicable to great majority and is producing the dry of honeycomb duct kind catalyst.
2. dry overall process realizes automation, and corollary apparatus technological parameter is adjusted sensitive, and mechanical movement is steady, and operating efficiency is high, has improved the stability of product quality.
3. the baking temperature of honeycomb blast pipe coat and air-dry time have obtained reduction to a great extent, have shortened the production cycle, have improved productivity ratio.
4. mechanical automation replaces hand labour, reduces the transhipment time, saves manpower and raw material, effectively reduces honeycomb blast pipe production cost.
5. reduced operator's labour intensity, operation bench and the isolation of drying operation point, effectively avoid the close contact of operating personnel and harmful substance, improved class of safety protection.
Accompanying drawing explanation
Fig. 1 is petrol engine three-effect catalysis honeycomb blast pipe coat drying device structural representation.
In Fig. 1: 1. support; 2. transverse arm; 3. air nozzle rotary drive motor; 4. honeycomb blast pipe; 5. air nozzle; 6. manipulator; 7. on multi-station turning workbench; 8. switching mechanism; 9. rotary connector part; 10. air nozzle connecting rod; 11. soft air pipes.
The specific embodiment
Below in conjunction with drawings and Examples, the present invention is described in further detail.
A petrol engine three-effect catalysis honeycomb blast pipe coat drying means, described method comprises:
Adopt air-flow to be dried the coat of honeycomb blast pipe; Air-flow is along becoming 0 with honeycomb blast pipe axis
Figure 486723DEST_PATH_IMAGE002
30 degree inclinations angle
Figure 668306DEST_PATH_IMAGE004
direction around honeycomb blast pipe axis, rotate; To after 180 ° of major general's honeycomb blast pipe upsets again by drying condition repeat dry once.
A petrol engine three-effect catalysis honeycomb blast pipe coat drying device, comprises switching mechanism 8, manipulator 6 and multi-station turning workbench 7; Switching mechanism 8 is arranged on multi-station turning workbench 7, and manipulator 6 is arranged on switching mechanism 8; Also comprise the air-dry mechanism of air-flow, the air-dry mechanism of described air-flow comprises support 1, transverse arm 2, nozzle assembly, and transverse arm 2 is arranged on support 1, and nozzle assembly is arranged on transverse arm 2.Described nozzle assembly is mainly comprised of air nozzle 5, rotary connector part 9, air nozzle connecting rod 10, soft air pipe 11, and rotary connector part 9 is communicated with air nozzle 5 by soft air pipe 11, and rotary connector part 9 is hinged by two ends and the air nozzle 5 of air nozzle connecting rod 10.
Air nozzle can become 0 along the axis of the honeycomb blast pipe 4 with manipulator clamping 30 degree adjustable inclination angles
Figure 882435DEST_PATH_IMAGE004
direction around the axis rotation of honeycomb blast pipe.This routine air nozzle 5 is selected lotus spray-head, preferred angled angle
Figure 510863DEST_PATH_IMAGE004
be 5 12 degree.
Because the coat of honeycomb blast pipe is divided into adhesive agent coat and catalyst-coated layer, for diameter, be 30
Figure 736887DEST_PATH_IMAGE002
80mm and length are 60
Figure 186323DEST_PATH_IMAGE002
the honeycomb blast pipe of 120mm specification:
Adhesive agent coat Drying Technology Parameter is as following table:
Figure DEST_PATH_IMAGE008
Catalyst-coated layer Drying Technology Parameter is as following table:
Figure DEST_PATH_IMAGE010
The device course of work of the present invention:
According to specifically, at the honeycomb blast pipe length dimension producing, transverse arm is adjusted to proper height, according to upper table, adjust the relative plumb line of air nozzle axis inclination angle , rotate transverse arm, fixing after making air nozzle directly over the honeycomb blast pipe until air-dry coat, source of the gas is communicated with the entrance of rotary connector part.Treat that the honeycomb blast pipe of air-dry coat is in the vertical stationary state of axis, the even air blast spraying from air nozzle (selecting lotus spray-head) from top to bottom, along honeycomb blast pipe axioversion, be blown into, in honeycomb hole, unnecessary applicator is taken away with air-flow, the applicator retaining will be adsorbed in hole wall, realize tentatively air-dry.Switching mechanism driving mechanical hand carries out air-dry (according to actual state, also can overturn several times) for the second time by after 180 ° of honeycomb blast pipe upsets again, improves the uniformity that applicator distributes, the final air-dry coat completely that forms with this.Air nozzle rotary drive motor drives air nozzle at the uniform velocity to rotate, and the air blast of inclination break-in can guarantee that in honeycomb duct, all honeycomb apertures uniformity coefficient unimpeded and that coat is distributed reaches standard-required.
Honeycomb blast pipe is by the manipulator clamping on multi-station turning workbench, the coat of a honeycomb blast pipe is by after completely air-dry, along with the rotation of multi-station turning workbench enters subsequent processing, another honeycomb blast pipe for the treatment of air-dry coat enters air-dry station.

Claims (9)

1. a petrol engine three-effect catalysis honeycomb blast pipe coat drying means, described method comprises:
Adopt air-flow to be dried the coat of honeycomb blast pipe;
Air-flow is along becoming 0 with honeycomb blast pipe axis
Figure DEST_PATH_IMAGE002
30 degree inclinations angle direction around honeycomb blast pipe axis, rotate;
To after 180 ° of major general's honeycomb blast pipe upsets again by drying condition repeat dry once.
2. method according to claim 1, wherein said inclination angle 5
Figure 487320DEST_PATH_IMAGE002
12 degree.
3. method according to claim 2, also comprises: for being 30 to diameter
Figure 158473DEST_PATH_IMAGE002
80mm and length are 60
Figure 331965DEST_PATH_IMAGE002
the coat of the honeycomb blast pipe of 120mm specification is dried.
4. according to the method described in claim 1 or 2 or 3, the coat of described honeycomb blast pipe is divided into adhesive agent coat and catalyst-coated layer.
5. method according to claim 4, the drying condition of wherein said adhesive agent coat is as follows:
(1) stream pressure: 0.22
Figure 404964DEST_PATH_IMAGE002
0.30MPa;
(2) gas flow temperature: 45
Figure 435237DEST_PATH_IMAGE002
55
Figure DEST_PATH_IMAGE006
;
(3) single air-dry time: 2.0
Figure 95150DEST_PATH_IMAGE002
4.0 second.
6. method according to claim 4, the drying condition of wherein said catalyst-coated layer is as follows:
(1) stream pressure: 0.18 0.25MPa;
(2) gas flow temperature: 45
Figure 796576DEST_PATH_IMAGE002
60
Figure 935433DEST_PATH_IMAGE006
;
(3) single air-dry time: 1.5
Figure 581178DEST_PATH_IMAGE002
3.0 second.
7. a petrol engine three-effect catalysis honeycomb blast pipe coat drying device, comprises switching mechanism (8), manipulator (6) and multi-station turning workbench (7); It is upper that switching mechanism (8) is arranged on multi-station turning workbench (7), and manipulator (6) is arranged on switching mechanism (8); It is characterized in that: also comprise the air-dry mechanism of air-flow, the air-dry mechanism of described air-flow comprises support (1), transverse arm (2), nozzle assembly, it is upper that transverse arm (2) is arranged on support (1), and nozzle assembly is arranged on transverse arm (2).
8. device according to claim 7, wherein said nozzle assembly is mainly comprised of air nozzle (5), rotary connector part (9), air nozzle connecting rod (10), soft air pipe (11), rotary connector part (9) is communicated with air nozzle (5) by soft air pipe (11), and rotary connector part (9) is hinged by two ends and the air nozzle (5) of air nozzle connecting rod (10).
9. device according to claim 8, wherein said air nozzle (5) is lotus spray-head.
CN201310584442.0A 2013-11-20 2013-11-20 Method and device for drying coating layer of honeycomb exhaust pipe of gasoline engine through three-way catalysis Pending CN103657985A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310584442.0A CN103657985A (en) 2013-11-20 2013-11-20 Method and device for drying coating layer of honeycomb exhaust pipe of gasoline engine through three-way catalysis

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310584442.0A CN103657985A (en) 2013-11-20 2013-11-20 Method and device for drying coating layer of honeycomb exhaust pipe of gasoline engine through three-way catalysis

Publications (1)

Publication Number Publication Date
CN103657985A true CN103657985A (en) 2014-03-26

Family

ID=50297457

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201310584442.0A Pending CN103657985A (en) 2013-11-20 2013-11-20 Method and device for drying coating layer of honeycomb exhaust pipe of gasoline engine through three-way catalysis

Country Status (1)

Country Link
CN (1) CN103657985A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111002615A (en) * 2019-11-20 2020-04-14 中国航发沈阳黎明航空发动机有限责任公司 Automatic coating device for adhesive tape of honeycomb parts of engine
CN115978969A (en) * 2022-11-28 2023-04-18 江铃汽车股份有限公司 New energy automobile engine compartment maintenance auxiliary device
CN115978969B (en) * 2022-11-28 2024-06-11 江铃汽车股份有限公司 New energy automobile engine compartment maintenance auxiliary device

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103272741A (en) * 2013-06-05 2013-09-04 桂林电子科技大学 Coating equipment for attaching materials of three-way catalyst honeycomb exhaust pipe of petrol engine
CN103386391A (en) * 2013-07-23 2013-11-13 杨景秋 Automatic machine capable of synchronously coating catalysts on dual carriers of honeycomb carriers
CN203664159U (en) * 2013-11-20 2014-06-25 桂林电子科技大学 Device for drying coating layer of triple-effect catalysis honeycomb exhaust pipe of gasoline engine

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103272741A (en) * 2013-06-05 2013-09-04 桂林电子科技大学 Coating equipment for attaching materials of three-way catalyst honeycomb exhaust pipe of petrol engine
CN103386391A (en) * 2013-07-23 2013-11-13 杨景秋 Automatic machine capable of synchronously coating catalysts on dual carriers of honeycomb carriers
CN203664159U (en) * 2013-11-20 2014-06-25 桂林电子科技大学 Device for drying coating layer of triple-effect catalysis honeycomb exhaust pipe of gasoline engine

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111002615A (en) * 2019-11-20 2020-04-14 中国航发沈阳黎明航空发动机有限责任公司 Automatic coating device for adhesive tape of honeycomb parts of engine
CN115978969A (en) * 2022-11-28 2023-04-18 江铃汽车股份有限公司 New energy automobile engine compartment maintenance auxiliary device
CN115978969B (en) * 2022-11-28 2024-06-11 江铃汽车股份有限公司 New energy automobile engine compartment maintenance auxiliary device

Similar Documents

Publication Publication Date Title
CN1660508A (en) Method and equipment for coating slurry layer on cellular carrier of ceramics
CN203764077U (en) Waste gas treatment device of coating equipment
CN104667674B (en) Coating waste gas processes technique and device thereof
CN203664159U (en) Device for drying coating layer of triple-effect catalysis honeycomb exhaust pipe of gasoline engine
CN103657985A (en) Method and device for drying coating layer of honeycomb exhaust pipe of gasoline engine through three-way catalysis
CN203862087U (en) Energy-saving waste gas treating system for easy-to-draw cover coating equipment
CN106731541A (en) Low temperature plasma waste gas cleaning device and purification method
CN113731421A (en) Coating process of CO monolithic catalyst and preparation method thereof
CN202778170U (en) Duster
CN204830761U (en) SCR denitration catalyst drying device
CN114660225A (en) Detection system for denitration efficiency of ceramic filter element catalyst
CN209655832U (en) A kind of expansion furnace waste-heat recovery device
CN211274226U (en) Device for removing dioxin through catalytic oxidation
CN103272741A (en) Coating equipment for attaching materials of three-way catalyst honeycomb exhaust pipe of petrol engine
CN206996988U (en) A kind of miniature coating machine of honeycomb ceramic carrier catalyst
CN210993507U (en) Venturi waste gas purification device
CN210115187U (en) Efficient paint spraying apparatus for hardware fitting processing
CN203694845U (en) Waste gas treatment system for tunnel or underground parking garage
CN203090712U (en) Biological decay fouling gas treatment device
CN105840311B (en) Tail gas cleaner for motor-driven vehicle restorative procedure
CN219985169U (en) Tire spraying device
CN203355995U (en) Attachment coating equipment for three-way catalysis honeycomb exhaust pipes of gasoline engines
CN220110764U (en) Flue gas desulfurization and denitrification device of heat accumulating type steel rolling heating furnace
CN214389275U (en) Organic waste gas purification burner
CN217662529U (en) Exhaust treatment device is used in methyl methacrylate production

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C05 Deemed withdrawal (patent law before 1993)
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20140326