CN105126381B - Evaporation crystallization system for producing vanadium-free rare-earth base titanium tungsten powder - Google Patents
Evaporation crystallization system for producing vanadium-free rare-earth base titanium tungsten powder Download PDFInfo
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- CN105126381B CN105126381B CN201510582612.0A CN201510582612A CN105126381B CN 105126381 B CN105126381 B CN 105126381B CN 201510582612 A CN201510582612 A CN 201510582612A CN 105126381 B CN105126381 B CN 105126381B
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- evaporation
- oil groove
- oil
- crystallization system
- evaporation tank
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Abstract
The invention provides an evaporation crystallization system for producing vanadium-free rare-earth base titanium tungsten powder. The evaporation crystallization system comprises oil grooves, evaporation pool bodies and heat conducting oil circulation pump tanks, wherein at least two evaporation pool bodies in parallel arrangement are welded and fixed on the upper part of each oil groove; an electric heating rod and a temperature sensor are arranged in each oil groove; the tops of the two oil grooves are provided with pipelines; the high point position of each oil groove is provided with an exhaust opening; one side of each evaporation pool is provided with a slurry adding opening; a valve is arranged on the pipeline of each slurry adding opening; one end of each oil groove is provided with one heat conducting oil circulation pump tank for circulating heat conducting oil in each oil groove; a distilled water collecting structure is arranged on the tops of the evaporation pool bodies. The evaporation crystallization system has the advantages that the evaporation efficiency can be effectively improved; in addition, the conducting oil is basically in a constant temperature state; the constant temperature evaporation is realized; meanwhile, through the arrangement of the exhaust openings, the occurrence of heat conducting oil circulation dead corners is avoided; the evaporation effect is good.
Description
Technical field
This invention is related to the evaporation special equipment technical field of slurry, specifically a kind of production no vanadium rare earth base titanium tungsten
The evaporation and crystallization system of powder.
Background technology
In the production no technique of vanadium rare earth base titanium tungsten powder catalyst, there is the processing step of an evaporation drying, wherein, slurry
The water content of material is larger, requires temperature constant more than in 50%, and evaporative drying process.And further require to improve evaporation effect
Rate.
Current evaporation tank principle is all carried out by an electrically heated mode, and the vapor being wherein evaporated is just
It is directly discharged in air, bring a series of environmental problem.
Also have and be evaporated using vaporizer, but because the viscosity of this slurry is higher, be very easy to result in blockage so that giving birth to
Industry is often interrupted.
Content of the invention
In order to solve the deficiencies in the prior art, the present invention provides a kind of evaporative crystallization system producing no vanadium rare earth base titanium tungsten powder
System, for the evaporation of powdery slurry, provides a kind of constant temperature, stable evaporation equipment, and improves the efficiency of evaporation, simultaneously to steaming
The vapor issuing carries out secondary recovery.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of evaporation and crystallization system producing no vanadium rare earth base titanium tungsten powder it is characterised in that
Including oil groove, evaporation tank body and heat conduction oil circulating pump tank, it is provided with heat-insulation layer in the surrounding of described oil groove and bottom,
Fix at least two evaporation tank bodies being set up in parallel in the upper weld of described oil groove, the upper edge of described evaporation tank body with
Oil groove is welded to connect, and is provided with electrically heated rod and temperature sensor in the described oil groove full of conduction oil, in two oil
Groove top is provided with pipeline and arranges an air vent in the high point position of oil groove, described exhaust ports external one upwardly extending
Liquidometer；
It is provided with a slurry in the side of each evaporation tank and adds mouth, and set on the pipeline that each slurry adds mouth
Put a valve；
In one end of oil groove, the heat conduction oil circulating pump tank that one conduction oil making in oil groove is circulated is installed；
Weld some columns at the edge of evaporation tank body, be openable observation window between column, at the top of column
It is provided with lambdoid top board, and negative-pressure air fan is set at the peak of top surface, at the top of described column along one week of top board
It is provided with the water leg of horizontality, described water leg is connected to a water tank by a branching pipe.
Further, overflow ducts are set between two adjacent evaporation tanks.
Further, also one crossbeam is set on the top of evaporation tank, and vertically arranged turning is installed on crossbeam
Dynamic leading screw, simultaneously the middle part in evaporation tank be welded with a silk braid, described silk braid is coordinated with leading screw.
Further, the top of described leading screw is handwheel.
Further, described oil groove is one using stainless steel welded long groove shape housing.
The invention has the beneficial effects as follows:
By the enforcement of this evaporation tank, effectively can improve evaporation efficiency, and conduction oil is substantially at temperature constant state, real
Existing evaporation at constant temperature, simultaneously by the setting of air vent, can avoid the occurrence of the oil circulation dead angle of heat conduction, evaporation effect is more preferable.
It is provided with evaporation water reclamation system, the distilled water collected can be reclaimed, the moisture content of recovery accounts for evaporation capacity
More than 2/3rds, water-saving result is obvious.
, using the technique of lifting and solder bond, structure is more firm, and can be adjusted according to use time for evaporation tank
Section, it is to avoid sealing-off phenomenon occurs.
Brief description
Fig. 1 is the schematic diagram of evaporation tank.
Fig. 2 is one of transverse sectional view of the present invention.
Fig. 3 is the two of the transverse sectional view of the present invention.
Fig. 4 is the longitudinal sectional view of the present invention.
In figure: 1 oil groove, 11 electrically heated rods, 12 temperature sensors, 13 air vents, 2 evaporation tanks, 21 pipelines, 22 overflows are led to
Road, 3 heat conduction oil circulating pump tanks, 4 crossbeams, 41 leading screws, 42 silk braids, 5 slurries interpolation mouths, 61 columns, 62 observation windows, 63 top boards, 64
Negative-pressure air fan, 7 water legs.
Specific embodiment
As shown in Figures 1 to 4, for existing defect, the protection main body of the present invention is as follows:
Exploitation is a kind of evaporation and crystallization system producing no vanadium rare earth base titanium tungsten powder, and its basic principle is, using leading
Deep fat cooperation electrically heated rod, temperature sensor carry out thermostatic control heating, and meanwhile, conduction oil realized by cooperation heat conduction oil circulating pump tank
Flowing, further improve conduction oil uniformity.Steam Recovery cover is set on the top of evaporation tank, and improves evaporation simultaneously
Efficiency.
Based on the description above, the evaporation tank of the present invention includes several parts as follows:
Evaporation tank part, including oil groove 1, evaporation tank 2 and heat conduction oil circulating pump tank 3, wherein, oil groove 1 is a rectangle
Long groove shape housing, is formed using stainless steel welded, and the surrounding in oil groove 1 and bottom setting heat preservation rock, forms heat-insulation layer.Oil
Groove 1 frame, in a frame, fixes an evaporation tank 2 in the upper weld of oil groove, and evaporation tank 2 is an independent structure.On
Edge is welded to connect with oil groove 1, and evaporation tank 2 is at least divided into two sections, being arranged in oil groove of segmentation, generally cuboid
Shape.Can be arranged side by side according to the multigroup evaporation tank of how many designs 2 of evaporation capacity between plurality of evaporation tank, fill slurry respectively
Material, forms the pattern that multistage evaporates simultaneously, improves evaporation efficiency.
It is provided with electrically heated rod 11 and temperature sensor 12 in the oil groove below evaporation tank 2, be respectively used to heat and supervise
Survey oil temperature, and being filled in oil groove of conduction oil, simultaneously between two adjacent oil grooves 1, two pipelines 21 carry out insertion, real
The insertion of existing two oil groove 1 top narrow regions, the generally top peak in oil groove has a small amount of gas, herein gas
Exist and form heat-conducting oil heating dead angle, affect evaporation effect.By the setting of above-mentioned pipeline, and the one of end in oil groove
One air vent 13 of setting, the external upwardly extending liquidometer of exhaust ports, form the effect of aerofluxuss upwards, can be timely
By in oil groove additional air discharge so that conduction oil is fully flowed, increase evaporation efficiency.
In one end of oil groove, one heat conduction oil circulating pump tank 3 is installed, its structure is a tank body containing conduction oil for the inside,
It is provided with pump in tank body, by the effect of pump, force the conduction oil in oil groove to be circulated flowing, realize during flowing
The uniformity of conduction oil, has more preferably heats.
The crossbeam 4 of one horizontally set is set on the top of evaporation tank 2, and install on crossbeam 4 one vertically arranged
Rotatable leading screw 41, the wherein top of leading screw are handwheel, and the middle part in evaporation tank is welded with a silk braid 42 simultaneously, vertically sets
Put, silk braid 42 is coordinated with leading screw, by the telescopic action of leading screw, can adjust the height of the at the bottom of pond of evaporation tank, to adapt to evaporate
The phenomenon of expanding with heat and contract with cold in pond, and evaporation tank is formed with a kind of hanging effect, form a kind of support, it is to avoid the groove of evaporation tank and oil groove
Along weld, sealing-off occurs.
It is provided with a slurry in the side of each evaporation tank 2 and adds mouth 5, the material that above-mentioned slurry adds in mouth 5 comes
From in same slurry supply line, slurry is added by delivery pump, and sets on the pipeline that each slurry adds mouth
Put a valve, for the speed controlling slurry to add, and then ensure that the slurry in each evaporation tank is in rational state.
In order to adjust the concordance of the slurry between each evaporation tank, between two adjacent evaporation tanks 2, arrange one
During the setting of overflow ducts 22, wherein overflow ducts, close proximity to the bottom of evaporation tank, realize micro flowing between the two,
Further ensure that the quantity of slurry in each evaporation tank is basically identical.
Weld some columns 61 at the edge of evaporation tank 2, blocked using heavy curtain between column, form observation window 62,
Set bevelled top board 63 at the top of column, and negative-pressure air fan 64, the going out of negative-pressure air fan 64 are set at the peak of top surface
Air port is outer after collecting to arrange, the top of column along top surface the water leg 7 being provided with horizontality for a week, water leg 7 passes through one
Water pipe is connected to a water tank, forms a system that distilled water is collected.
Specific evaporation process is as follows:
First by fill slurry in evaporation tank, then start heat-conducting oil heating system and Heat-conduction oil circulation system, to evaporation
Slurry in pond is evaporated, and the actual temperature of the temperature control conduction oil being recorded by temperature sensor, and open top part
Negative-pressure air fan, most steam can run into and condense after top board, and along inclined-plane landing to water leg in, carry out distilled water
Collect, small part steam is arranged directly with outside discharge duct.Finally, the remaining lump material for being dried in evaporation tank, completes
Evaporation work.
Embodiment described above is only that the preferred embodiment of the present invention is described, the not model to the present invention
Enclose and be defined, on the premise of without departing from design spirit of the present invention, the various changes to the present invention for the relevant technical staff in the field
Shape and improvement, all should expand in protection domain as determined by claims of the present invention.
Claims (5)
1. a kind of evaporation and crystallization system producing no vanadium rare earth base titanium tungsten powder it is characterised in that
Including oil groove (1), evaporation tank body (2) and heat conduction oil circulating pump tank (3), set in the surrounding of described oil groove (1) and bottom
There is heat-insulation layer, fix at least two evaporation tank bodies (2) being set up in parallel in the upper weld of described oil groove, described evaporation tank is originally
The upper edge of body (2) is welded to connect with oil groove (1), is provided with electrically heated rod in the described oil groove (1) full of conduction oil
(11) and temperature sensor (12), it is provided with pipeline (21) at two oil groove (1) tops and row is set in the high point position of oil groove
QI KOU (13), the external upwardly extending liquidometer of described exhaust ports；
It is provided with a slurry in the side of each evaporation tank body (2) and adds mouth (5), and add the pipe of mouth in each slurry
One valve is arranged on road；
In one end of oil groove, the heat conduction oil circulating pump tank (3) that one conduction oil making in oil groove is circulated is installed；
Weld some columns (61) at the edge of evaporation tank body (2), be openable observation window (62) between column, in column
Top be provided with lambdoid top board (63), and at the peak of top surface setting negative-pressure air fan (64), on the top of described column
Portion is connected to a water storage along the water leg (7) being provided with horizontality for a week of top board, described water leg (7) by a branching pipe
Tank.
2. a kind of evaporation and crystallization system producing no vanadium rare earth base titanium tungsten powder according to claim 1 it is characterised in that
The overflow ducts (22) of one insertion are set between two adjacent evaporation tank bodies (2).
3. a kind of evaporation and crystallization system producing no vanadium rare earth base titanium tungsten powder according to claim 1 is it is characterised in that go back
A crossbeam (4) is set on the top of evaporation tank body (2), and a vertically arranged rotatable leading screw is installed on crossbeam
(41), it is welded with a silk braid (42) at the middle part of evaporation tank body, described silk braid is coordinated with leading screw simultaneously.
4. a kind of evaporation and crystallization system producing no vanadium rare earth base titanium tungsten powder according to claim 3 is it is characterised in that institute
The top stating leading screw is handwheel.
5. a kind of evaporation and crystallization system producing no vanadium rare earth base titanium tungsten powder according to claim 1 is it is characterised in that institute
Stating oil groove (1) is one using stainless steel welded long groove shape housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510582612.0A CN105126381B (en) | 2015-09-15 | 2015-09-15 | Evaporation crystallization system for producing vanadium-free rare-earth base titanium tungsten powder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510582612.0A CN105126381B (en) | 2015-09-15 | 2015-09-15 | Evaporation crystallization system for producing vanadium-free rare-earth base titanium tungsten powder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105126381A CN105126381A (en) | 2015-12-09 |
| CN105126381B true CN105126381B (en) | 2017-02-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201510582612.0A Active CN105126381B (en) | 2015-09-15 | 2015-09-15 | Evaporation crystallization system for producing vanadium-free rare-earth base titanium tungsten powder |
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Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2177535A1 (en) * | 1972-03-29 | 1973-11-09 | Fives Lille Cail | |
| CN2231123Y (en) * | 1995-08-11 | 1996-07-17 | 北京化工大学 | Crystal separater |
| JPH10263301A (en) * | 1997-03-25 | 1998-10-06 | Osaka Gas Co Ltd | Liquid thickening |
| CN104324509A (en) * | 2014-11-13 | 2015-02-04 | 大理药业股份有限公司 | Special liquid medicine water bath heating and concentrating device used in clean area |
| CN205055480U (en) * | 2015-09-15 | 2016-03-02 | 山东东源新材料科技有限公司 | Produce no vanadium tombarthite base titanium and tungsten powder's evaporation crystal system |
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