CN105597629B - A kind of instrument for extracting formaldehyde catalyst - Google Patents
A kind of instrument for extracting formaldehyde catalyst Download PDFInfo
- Publication number
- CN105597629B CN105597629B CN201511014106.8A CN201511014106A CN105597629B CN 105597629 B CN105597629 B CN 105597629B CN 201511014106 A CN201511014106 A CN 201511014106A CN 105597629 B CN105597629 B CN 105597629B
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- CN
- China
- Prior art keywords
- insertion tube
- catalyst
- instrument
- backup pad
- cover
- Prior art date
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Classifications
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- 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
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/0015—Feeding of the particles in the reactor; Evacuation of the particles out of the reactor
- B01J8/0025—Feeding of the particles in the reactor; Evacuation of the particles out of the reactor by an ascending fluid
-
- 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
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/0015—Feeding of the particles in the reactor; Evacuation of the particles out of the reactor
- B01J8/002—Feeding of the particles in the reactor; Evacuation of the particles out of the reactor with a moving instrument
-
- 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
- B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
- B01J2208/00743—Feeding or discharging of solids
- B01J2208/00761—Discharging
Abstract
A kind of instrument for extracting formaldehyde catalyst, for the catalyst in abstraction reaction device tubulation, reactor tubulation includes more parallel arrangement of catalyst tubes, including the compressed air supervisor set gradually from top to bottom, upper backup pad, lower supporting plate and catalyst collection cover, compressed air supervisor laterally sets and is connected with compressed gas source, the downside of compressed air supervisor is connected with more than three vertically arranged insertion tubes, it be arranged in parallel between insertion tube and is provided between adjacent insertion tube and is spaced, upper backup pad, lower supporting plate is also laterally set and upper backup pad is parallel with lower supporting plate, solving formaldehyde catalyst extraction, time-consuming, the problem of occupying substantial amounts of human resources.Compared with prior art, the beneficial effects of the invention are as follows the labour worker's number for extracting catalyst to be down to 4 people, and the time foreshortens to 3 days.
Description
Technical field
The present invention relates to a kind of extraction tool of catalyst.
Background technology
At present in domestic REPPE legal system Isosorbide-5-Nitrae butanediol techniques, formaldehyde workshop section produces work using U.S. DBW mostly
Skill technology, the catalyst cycle time of formaldehyde workshop section is 1 year, and the extraction work of formaldehyde catalyst occupies substantial amounts of manpower
And the time.The reactor of DBW formaldehyde production technologies is made up of more than 14900 tubulations, and traditional catalyst extraction tool is to utilize
Dust catcher, the catalyst in tubulation is extracted one by one.During more catalyst changeout, the people of labour's work 6 need to be taken every time by extracting,
The time for extracting a reactor simultaneously is 7 days.
The content of the invention
It is an object of the invention to provide a kind of instrument for extracting formaldehyde catalyst, and it is decimated mainly to solve formaldehyde catalyst
The problem of manpower is more and time-consuming are taken in journey.
The technical scheme is that：
A kind of instrument for extracting formaldehyde catalyst, for the catalyst in abstraction reaction device tubulation, reactor tubulation includes
More parallel arrangement of catalyst tubes, including set gradually from top to bottom compressed air supervisor, upper backup pad, lower supporting plate and
Catalyst collection cover, compressed air supervisor laterally set and are connected with compressed gas source, and the downside of compressed air supervisor is connected with three
More than root vertically arranged insertion tube, it be arranged in parallel between insertion tube and is provided with interval between adjacent insertion tube, upper backup pad,
Lower supporting plate is also laterally set and upper backup pad is parallel with lower supporting plate, is set between the both ends of upper backup pad and compressed air supervisor
There is the suspension cord for hanging traction；It is equipped with the supporting plate passed through for insertion tube on upper backup pad, lower supporting plate to perforate, branch
The shape of fagging perforation is adapted with the cross sectional shape of insertion tube, the quantity of the supporting plate perforation on upper backup pad, lower supporting plate,
The quantity of position and insertion tube, position are adapted, and are provided with catalyst collection chamber in catalyst collection cover, before catalyst collection cover
The upside at end is provided with upper cover plate, and upper cover plate is provided with the cover plate perforation passed through for insertion tube, the shape of cover plate perforation and insertion tube
Cross sectional shape is adapted, and the quantity of cover plate perforation, the quantity of position and insertion tube, position are adapted, before catalyst collection cover
The downside at end is provided with lower cover, and lower cover is flexible material, and the centre position of lower cover is provided with to be passed through down for all insertion tubes
Cover plate hole, the rear side of catalyst collection cover are provided with the reserved opening for being connected with vacuum equipment, and the lower end of insertion tube is stretched out lower cover, inserted
The lower end diameter for entering pipe is less than the internal diameter of catalyst tube.
Compressed air supervisor is horizontally disposed.
The insertion tube is 6.
Upper backup pad, the material of lower supporting plate are nylon sheet.
The material of upper cover plate is nylon sheet.
The bleed pressure of compressed gas source is more than or equal to 0.2Mpa.
Insertion tube is located on same vertical plane.
After lower cover is pressed in reactor tubulation, the lower cover hole periphery of lower cover is formed with reactor tubulation junction to be sealed
Structure.
Cover plate is perforated and is provided with seal between insertion tube.
The periphery of lower cover is provided with seal.
The invention discloses a kind of new formaldehyde catalyst extraction tool, and traditional is changed merely using vacuum drawn
To utilize the method for compressed air air blast while vacuum drawn.Compressed air is sent into beds by 6 pipelines, so
Detached afterwards using vacuum and extract catalyst, solving formaldehyde catalyst extraction, time-consuming, occupies substantial amounts of human resources
Problem.Compared with prior art, the beneficial effects of the invention are as follows the labour worker's number for extracting catalyst to be down to 4 people, and the time shortens
To 3 days.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the schematic diagram of catalyst collection cover；
Fig. 3 is the schematic diagram of upper backup pad；
Fig. 4 is the schematic diagram of upper cover plate；
Fig. 5 is the schematic diagram of lower cover.
Embodiment
As shown in Fig. 1 ~ 5, the instrument of a kind of extraction formaldehyde catalyst of the invention, in abstraction reaction device tubulation 1
Catalyst, reactor tubulation 1 include more parallel arrangement of catalyst tubes 10, including the compressed air set gradually from top to bottom
Supervisor 2, upper backup pad 3, lower supporting plate 4 and catalyst collection cover 5, compressed air supervisor 2 is horizontally disposed and is connected with compressed gas
Source, the bleed pressure of compressed gas source are more than or equal to 0.2Mpa.
The downside of compressed air supervisor 2 is connected with 6（More than three）Vertically arranged insertion tube 6, insertion tube 6 arrange into one
Setting, insertion tube 6 is located on same vertical plane, and be arrangeding in parallel between insertion tube 6 and being provided between adjacent insertion tube 6 is spaced,
Upper backup pad 3, lower supporting plate 4 are also laterally set and upper backup pad 3 is parallel with lower supporting plate 4, the both ends of upper backup pad 3 and compression
The suspension cord 7 for being used for hanging traction is provided between air supervisor 2；Upper backup pad 3, the material of lower supporting plate 4 are nylon sheet.
The supporting plate perforation 8 passed through for insertion tube, the shape of supporting plate perforation 8 are equipped with upper backup pad 3, lower supporting plate 4
Shape is adapted with the cross sectional shape of insertion tube 6, and the quantity of supporting plate on upper backup pad 3, lower supporting plate 4 perforation 8, position are with inserting
It is corresponding to enter quantity, the position of pipe 6, catalyst collection chamber is provided with catalyst collection cover 5, the front end of catalyst collection cover 5
Upside is provided with upper cover plate 9, and upper cover plate 9 is provided with the cover plate perforation 11 passed through for all insertion tubes 6, and the material of upper cover plate 9 is also
Nylon sheet.The shape of cover plate perforation 11 is adapted with the cross sectional shape of insertion tube 6, quantity, position and the insertion of cover plate perforation 11
The quantity of pipe 6, position are adapted, and seal is provided between insertion tube 6 and upper cover plate 9, prevents catalyst from overflowing from there.Catalysis
The downside of the front end of agent collecting hood 5 is provided with lower cover 12, and lower cover 12 is flexible material, and the centre position of lower cover 12, which is provided with, to be supplied
The lower cover hole 13 that all insertion tubes pass through, the periphery of lower cover hole 13 of lower cover 13 can also be provided with seal.
The rear side of catalyst collection cover 5 is provided with the reserved opening 14 for being connected with vacuum equipment, and lower cover is stretched out in the lower end of insertion tube 6
Plate 13, the lower end diameter of insertion tube 6 are less than the internal diameter of catalyst tube 10, so could insert, the length of stretching is according to tool
Body situation is set.When lower cover 13 is pressed on reactor tubulation 1, closed structure is formed in catalyst collection cover, so
Catalyst can be extracted out from reserved opening 14.The present embodiment is using circular insertion tube 6, so supporting plate perforation 8, cover plate perforation 11
Also it is circle, quantity is 6.
Upper backup pad 3, lower supporting plate 4 can avoid pipe vibration during supplying gas.
The upper cover plate 9 and lower cover 13 of catalyst collection cavity, it is ensured that the sealing of cavity.
The course of work：By insertion tube intercalation reaction device tubulation, source of the gas is opened, starts vacuum equipment and quick extract can be achieved
The purpose of catalyst.The principle that the present invention is detached using vacuum, the catalyst in tubulation is extracted out, so as to reach cleaning catalyst
Purpose.Compressed air is sent into beds by 6 pipelines, is then detached using vacuum and detaches catalyst.This
Invention single can extract 6 tubulations, and traditional extraction tool single can only extract 1 tubulation.
Claims (10)
1. a kind of instrument for extracting formaldehyde catalyst, for the catalyst in abstraction reaction device tubulation, reactor tubulation includes more
The parallel arrangement of catalyst tube of root, it is characterised in that：Including set gradually from top to bottom compressed air supervisor, upper backup pad,
Lower supporting plate and catalyst collection cover, compressed air supervisor laterally set and are connected with compressed gas source, under compressed air supervisor
Side is connected with more than three vertically arranged insertion tubes, between be arrangeding in parallel between insertion tube and being provided between adjacent insertion tube
Every upper backup pad, lower supporting plate are also laterally set and upper backup pad is parallel with lower supporting plate, and the both ends of upper backup pad and compression are empty
The suspension cord for being used for hanging traction is provided between gas supervisor；It is equipped with what is passed through for insertion tube on upper backup pad, lower supporting plate
Supporting plate is perforated, and the shape of supporting plate perforation is adapted with the cross sectional shape of insertion tube, the support on upper backup pad, lower supporting plate
The quantity of plate perforation, the quantity of position and insertion tube, position are adapted, and are provided with catalyst collection chamber in catalyst collection cover, are urged
The upside of the front end of agent collecting hood is provided with upper cover plate, and upper cover plate is provided with the cover plate perforation passed through for insertion tube, cover plate perforation
Shape is adapted with the cross sectional shape of insertion tube, and the quantity of cover plate perforation, the quantity of position and insertion tube, position are adapted, and are urged
The downside of the front end of agent collecting hood is provided with lower cover, and lower cover is flexible material, and the centre position of lower cover is provided with for all
The lower cover hole that insertion tube passes through, the rear side of catalyst collection cover are provided with the reserved opening for being connected with vacuum equipment, under insertion tube
Lower cover is stretched out at end, and the lower end diameter of insertion tube is less than the internal diameter of catalyst tube.
A kind of 2. instrument for extracting formaldehyde catalyst according to claim 1, it is characterised in that：Compressed air supervisor is horizontal
Set.
A kind of 3. instrument for extracting formaldehyde catalyst according to claim 1, it is characterised in that：The insertion tube is 6.
A kind of 4. instrument for extracting formaldehyde catalyst according to claim 1, it is characterised in that：Upper backup pad, lower support
The material of plate is nylon sheet.
A kind of 5. instrument for extracting formaldehyde catalyst according to claim 1, it is characterised in that：The material of upper cover plate is Buddhist nun
Imperial plate.
A kind of 6. instrument for extracting formaldehyde catalyst according to claim 1, it is characterised in that：The source of the gas pressure of compressed gas source
Power is more than or equal to 0.2MPa.
A kind of 7. instrument for extracting formaldehyde catalyst according to claim 1, it is characterised in that：Insertion tube is positioned at same perpendicular
Face directly.
A kind of 8. instrument for extracting formaldehyde catalyst according to claim 1, it is characterised in that：Lower cover is pressed in reactor
After tubulation, lower cover hole periphery and the reactor tubulation junction of lower cover form sealing structure.
A kind of 9. instrument for extracting formaldehyde catalyst according to claim 1, it is characterised in that：Cover plate is perforated and insertion tube
Between be provided with seal.
A kind of 10. instrument for extracting formaldehyde catalyst according to claim 1, it is characterised in that：The periphery of lower cover is set
There is seal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511014106.8A CN105597629B (en) | 2015-12-31 | 2015-12-31 | A kind of instrument for extracting formaldehyde catalyst |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511014106.8A CN105597629B (en) | 2015-12-31 | 2015-12-31 | A kind of instrument for extracting formaldehyde catalyst |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105597629A CN105597629A (en) | 2016-05-25 |
| CN105597629B true CN105597629B (en) | 2018-01-26 |
Family
ID=55978299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511014106.8A Active CN105597629B (en) | 2015-12-31 | 2015-12-31 | A kind of instrument for extracting formaldehyde catalyst |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105597629B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL2017136B1 (en) * | 2016-07-08 | 2018-01-24 | Mourik Int B V | Catalyst unloading of tubular reactors |
| CN106313204A (en) * | 2016-08-26 | 2017-01-11 | 索菲亚家居股份有限公司 | Production technology for low-odor environment-friendly laminated board |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1376535A (en) * | 2001-01-25 | 2002-10-30 | 株式会社日本触媒 | Method for taking solid from multitubular reactor |
| CN101712412A (en) * | 2009-12-21 | 2010-05-26 | 江苏天鹏石化特种工程有限公司 | Catalyst unloading device |
| CN204911149U (en) * | 2015-08-08 | 2015-12-30 | 赣州川汇气体设备制造有限公司 | Molecular sieve is taken out dress and is used real empty can |
| CN205288352U (en) * | 2015-12-31 | 2016-06-08 | 河南开祥精细化工有限公司 | Formaldehyde catalyst extraction instrument |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3010327B1 (en) * | 2013-09-10 | 2019-10-04 | Suez Rv Osis Industrial Cleaning | MOBILE DEVICE FOR FILLING TUBULAR CATALYTIC REACTORS |
-
2015
- 2015-12-31 CN CN201511014106.8A patent/CN105597629B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1376535A (en) * | 2001-01-25 | 2002-10-30 | 株式会社日本触媒 | Method for taking solid from multitubular reactor |
| CN101712412A (en) * | 2009-12-21 | 2010-05-26 | 江苏天鹏石化特种工程有限公司 | Catalyst unloading device |
| CN204911149U (en) * | 2015-08-08 | 2015-12-30 | 赣州川汇气体设备制造有限公司 | Molecular sieve is taken out dress and is used real empty can |
| CN205288352U (en) * | 2015-12-31 | 2016-06-08 | 河南开祥精细化工有限公司 | Formaldehyde catalyst extraction instrument |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105597629A (en) | 2016-05-25 |
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