CN209406519U - A kind of waste and old titanium gypsum processing system - Google Patents

Abstract

The utility model discloses a kind of waste and old titanium gypsum processing systems, it includes the screw conveyor I arranged from starting point to clearing end sequence, crusher, screw conveyor II, grinder and vibration cartridge filter, wherein, heating cabinet is set in the casing internal where screw conveyor I, vibration filter vat is flexible coupling with fixing barrel discharge port by rubber bush.After being handled by this system, it can effectively realize the working process to titanium gypsum, facilitate incorporation other materials, to solve the utilization problem of titanium gypsum.

Description

A kind of waste and old titanium gypsum processing system

Technical field

The utility model belongs to industrial residue titanium gypsum particle refinement processing equipment field, and in particular to a kind of industrial residue The processing unit of titanium gypsum, its object is to produce the finer and smoother titanium gypsum of granularity, the particle of refinement is suitable for incorporation into It is used in cement stabilized macadam base as new material.To reach the contraction fissure resisting cement stabilized macadam and generating, it is improved Road strength character and service life.

Background technique

When titanium gypsum is using Titanium White Production By Sulfuric Acid Process, to administer acid waste water, lime (or carbide slag) is added in Generated with a large amount of acid waste water with dihydrate gypsum waste residue as main component, almost without being utilized.Titanium gypsum Discharge does not only take up a large amount of soils, pollution environment, and very big financial burden is caused to titanium dioxide enterprise.

In recent years, the construction of being brought rapidly up with titanium industry, China's titanium dioxide production line also rapidly develops, domestic at present About more than 80 family, titanium white production enterprise, 90% or more is produced using Production By Sulfuric Acid Process technique.2011, China's titanium dioxide was total Yield is 181.2 ten thousand tons.If calculating by every iron content gypsum for producing about 6 tons of by-product of 1 ton of titanium dioxide, the annual emissions of titanium gypsum are More than 10,000,000 tons.Titanium gypsum is only used for composite cementitious materials and additive on a small quantity at present, and a large amount of titanium gypsum does not have It is used effectively.The titanium gypsum of discharge needs to occupy a large amount of soils to stack, and has not only wasted arable land, but also pollution environment.As rubbish The waste residue of processing is piled up in ground, by the flushing of rainwater, be will lead to titanium gypsum and is being piled up the loss on field, meanwhile, titanium gypsum By rainwash and immersion, soluble detrimental substance is dissolved in water, and the flowing and circulation through water in the environment can seriously pollute Surface water and underground water；On the other hand, after solarization, wind is drifted in atmosphere and is settled with powdered for titanium gypsum accumulation To the foreign object surface being likely to be exposed, environment was not only polluted but also had posed a health risk.Therefore, if the way that titanium gypsum efficiently utilizes can be found Diameter, not only can solve solid waste comprehensive utilization, enhancement of environment the problem of, moreover it is possible to substitute the natural gypsum, become gypsum system The new raw material sources of product.

Currently, both at home and abroad to the recycling research of titanium gypsum also in the exploratory stage, soil conditioner, cement are mainly used as The component of retarder and composite cementitious binder.

But titanium gypsum dosage is few in use above, fails to achieve the purpose that comprehensive utilization.So needing to start titanium gypsum The new way largely used, and a large amount of infrastructures of highway are provided for good chance.

Before application, it is necessary to which clear titanium gypsum generates the mechanism of entringite and the physical mechanics of shooting condition, entringite Performance and endurance quality；So physical modification and chemical modification are carried out respectively to titanium gypsum from the existing feature of entringite, Determine titanium gypsum excitation material and suitable ratio, to improve the mechanical property of titanium gypsum, to realize titanium gypsum building materials The meaning of resource utilization is particularly important.

By it is a large amount of experiments have shown that and documents and materials access, discovery titanium gypsum produces after reacting with flyash and cement Raw entringite can provide expansive force, shrinkage stress be generated to offset hydrated cementitious and hardening, by incorporation titanium gypsum Cement stabilized macadam unconfined compressive strength detection in 7 days, determining mixing ratio test specimen meet intensity requirement.In practical application mistake Refined flyash and cement are in journey convenient for incorporation, but industrial residue titanium gypsum is not handled accordingly since utilization rate is very low Technique, so being not easy to mix.

According to the deficiency of existing processing, the utility model provides a kind for the treatment of process of industrial residue titanium gypsum, can It is effective to realize to the working process of titanium gypsum, facilitate incorporation material, to solve the utilization problem of titanium gypsum.

Utility model content

For treatment process present in background above technology and immature, the problems such as using difficulty, the utility model It is designed to provide a kind of titanium gypsum processing unit, to realize high-quality/fine granularity land plaster.At the titanium gypsum of the application The problem of reason method is simple to operation, and clear principle is convenient and efficient, can be efficiently against background technique.

In order to achieve the above object, the utility model is achieved by the following technical programs:

A kind of waste and old titanium gypsum processing system, which is characterized in that including what is arranged from starting point to clearing end sequence: spiral Conveyer I, crusher, screw conveyor II, grinder and vibration cartridge filter, wherein in the casing where screw conveyor I Heating cabinet is arranged in portion, installs heating element in the heating cabinet, crusher exists for block-like titanium gypsum to be broken for granularity Block objects between 4 millimeters to 7 millimeters, screw conveyor II convey material backward；

The grinder includes roller, fixed cylinder and driving motor, wherein the roller is horizontally disposed, and in roller Lifting blade and sieve pore are provided on inner wall, the outside of the roller is provided with driving by track installation on the base, on pedestal Motor, driving motor drive roller rotation, and the fixed cylinder is coated on the periphery of roller, pedestal and driving motor, the fixation Cylinder upper/lower terminal is respectively arranged with dust removal port and discharge port；

Vibration filter vat is flexible coupling with fixing barrel discharge port by rubber bush.

Further, two layers of filter screen is provided in the middle part of the vibration filter vat, the upper level filter sifter device has 0.6 milli The sieve pore of rice, lower layer's filter screen have 0.5 millimeter of sieve pore, are negative pressure cavity in the lower part of vibration filter vat, and filter in vibration Eccentric shaking motor is installed on the outer wall of bucket.

Further, the negative pressure cavity connects cleaner with dust removal port.

Further, the hexagonal hole that the sieve pore specification on the roller is 0.6 millimeter.

Further, the crusher includes casing, rack, tiltedly puts matte board, quartering hammer and electric hoisting mechanism, In, tiltedly putting matte board quantity is two pieces, replaceable cast iron nog plate is equipped on the inclined-plane for tiltedly putting matte board, in cast iron template It is provided with protrusion；In the space that quartering hammer tiltedly puts between matte board two, two inclined-planes are formed in two sides, inclined-plane is used for and cast iron Nog plate is cooperated, and the quartering hammer, by intermittent promotion and release, and forms impact under the action of electric hoisting mechanism.

Further, the heating cabinet is located at the medium position in helical feed channel,

Further, which is infrared heating element or heating electric-oven silk.

The utility model has the beneficial effects that below with reference to specific implementation process to the specific effect of the utility model and excellent Point is described in detail.

Detailed description of the invention

Fig. 1 is the overall structure diagram of the utility model.

Fig. 2 is the sectional perspective schematic diagram of quartering hammer.

Fig. 3 is the cross-sectional view of roller.

Fig. 4 is the schematic diagram of roller.

Wherein, the serial number of appended drawing reference specifically:

100 screw conveyors I, 101 feed ends, 102 heating cabinets,

200 crushers, 210 casings, 220 racks, 230 tiltedly put matte board, 240 quartering hammers, 250 electric hoisting mechanisms,

300 screw conveyors II,

400 grinders, 410 rollers, 411 lifting blades, 412 sieve pores, 413 tracks, 420 fixed cylinders,

500 vibration filter vats, 510 upper level filters sieve, 520 lower layer's filter screen, 530 negative pressure cavities, 540 eccentric shaking motors,

600 rubber bush.

Specific embodiment

In order to which purpose, technical solution, the technical characterstic of scheme and the advantage of utility model is more clearly understood, below In conjunction with accompanying drawings and embodiments, the present invention will be further described in detail.

Certainly, specific embodiment described herein is only to explain, illustrate the principles of the present invention and structure, not For limiting the utility model.

Illustrate referring to Fig. 1 to Fig. 4 and figure number, the utility model is a kind of suitable for the processing of industrial residue titanium gypsum Device reaches the requirement of roadbed steady layer of water addition for industrial residue titanium gypsum to be carried out graded particie refinement.Through Test data statistics is crossed, by the use of the present apparatus, may be implemented to be gradually transitions from blocky titanium gypsum waste residue to 4~7 millimeters The requirement of 0.5 mm granules degree, the dynamics of finally formed titanium gypsum particle can satisfy incorporation cement at 0.5 millimeter or so The requirement that stabilized macadam base uses.

The device, following equipment arranged in sequence: screw conveyor I, crusher, screw conveyor II, grinder and shake Dynamic cartridge filter, wherein

One end of screw conveyor I 100 is feed end 101, and the other end is discharge end, that is to say, that is substantially at one In open helical feed channel, it is provided with a heating cabinet 102 at the top of the casing where screw conveyor I, is heated The medium position in the preferred helical feed channel in storehouse is equipped with heating element in heating cabinet 102, which is infrared heating member Part or heating electric-oven silk generate heat, and heat are blown into screw conveyor I by blower, in screw conveyor Block-like titanium gypsum heated.That is, being transformed to screw conveyor I, increase heating function, usually, Material in screw conveyor is rolling forward travel state, being evenly heated for material may be implemented, the surface of the titanium gypsum after heating Temperature can reach 100 DEG C or so, and under the premise of following grab sample, in different location, the separately sampled drying of different location is real It tests, the moisture content of titanium gypsum is about 14% or so, if conveying 1t material, about contains 140Kg water.Using 10KW heat radiation power Electric furnace heating wire and 300W air blower carry out the heating to material air-dry, heat air-dry distance in 60cm --- 80cm, stirring cage Revolving speed should also be controlled in 30r/min, keep material sufficiently dry as far as possible.The extra vapor generated in heating process is then in spiral transferring It send and is discharged at the open at both ends in channel.

Then, above-mentioned titanium gypsum block, which drops into, carries out primary crushing, the structural reference of the crusher in crusher Fig. 1.

Above-mentioned screw conveyor I can also be substituted using rotary kiln, be provided with spiral on the inner wall of the rotary kiln, and One end of rotary kiln is provided with bocca, the flame into rotary kiln, and the other end is provided with gas outlet, the included fire of above-mentioned rotary kiln Flame heating function, for the heating of titanium gypsum, after heating, the surface temperature of titanium gypsum can reach 100 degrees centigrades.

Block-like titanium gypsum is broken for granularity at 4 ㎜ to 7 millimeters using special high capacity crusher by crusher 200 Between small block objects, which includes casing 210, rack 220, tiltedly puts matte board 230, quartering hammer 240 and electronic Hoisting mechanism 250, wherein tiltedly putting 230 quantity of matte board is two pieces, is mounted on the lower section of rack, is tiltedly putting the oblique of matte board 230 Replaceable cast iron nog plate, this structure design, first is that being conveniently replaceable, second is that the wearability of cast iron nog plate is more are installed on face It is good, several protrusions are provided in template, protrusion is pointed, is arranged in the surface of cast iron template.

Quartering hammer 240 is placed vertically, generally up big and down small upside-down trapezoid, forms two inclined-planes in two sides, inclined-plane is used Cooperated in cast iron nog plate, a toothed rack and several guide rods are fixed at the top of quartering hammer, guide rod passes through guide sleeve It is mounted on the rack, gear is installed in quartering hammer upper space, that is, in rack and driving motor, the gear are incomplete Tooth, such as half tooth, that is to say, that there is teeth portion and non-toothed part on gear, rotated by driving motor sliding tooth wheel, and drive Rack gear moves upwards, and then quartering hammer is driven to move up, and after gear and rack gear engagement failure, that is, works as rack and pinion Non-toothed part cooperation when, quartering hammer free-falling acts on lower part, the titanium gypsum between two block casting iron nog plates, by it It smashes.In the present embodiment, motor, gear, rack gear and guide rod have collectively constituted electric hoisting mechanism 250, for quartering hammer It is promoted and is discharged, and form impact, impact process realization is crushed material.Wherein, the bottom between two block casting swage plates Portion gap less than 6 ㎜, so, consider that the gap is strip gap, realize primary comminution, so by after the primary comminution The granularity of blocky titanium gypsum is at 7 millimeters or less.

The titanium gypsum come out from quartering hammer discharge port is delivered to grinder 400 by screw conveyor II 300, by grinding The vibration filter vat 500 of lower section is fallen into after machine grinding.

The grinder 400 includes roller 410, fixed cylinder 420 and driving motor, wherein roller is horizontally disposed, and in roller It is provided with lifting blade 411 on 410 inner wall, for shedding for material, sieve pore 412, the specification of sieve pore are additionally provided on roller For 0.6 millimeter of hexagonal hole, built-in 8-10 pieces of steel ball, sieve pore 412 is arranged on the barrel between two lifting blades.Roller 410 outer surface is installed on the base by the track 413 of included limit, and driving motor is provided on pedestal, and driving motor is logical It crosses belt transmission driving roller to be rotated, driving end is located at the right side of Fig. 3.Above-mentioned fixed cylinder 420 is coated on roller, pedestal With the periphery of driving motor, a kind of dust cover with dust-proof effect is formed, that is to say, that fixed cylinder plays the work of dust cover With, while roller screened material is collected, it is conveyed to pass through in the vibration filter vat being flexible coupling downwards in lower end Be sieved material.

Cleaner is provided with above fixing barrel as needed, handles and collects for dust.

Under the driving of driving motor, roller carries out quick rotation, while steel ball is provided in roller, to enhance to titanium The crushing of gypsum, after crushing, the titanium gypsum for meeting granularity requirements passes through the vibration filter vat 500 that roller enters lower section, So-called vibration filter vat refers to that generally vertical is barrel-shaped.

It such as Fig. 1, shakes filter vat and is flexible coupling with fixing barrel by rubber bush 600, prevent vibration filter vat vibration It is transmitted to fixing barrel.The material come out at roller enters in the cylindrical space of downside.It is provided in the middle part of vibration filter vat Two layers of filter screen, upper level filter sieve 510 are supported with 0.6 millimeter of sieve pore using keel, and primary filtration, lower layer are used for Filter screen 520 has 0.5 millimeter of sieve pore, is used for secondary filter, is negative pressure cavity 530 in the lower part of vibration filter vat, for connecting Negative pressure chamber is met, realizes negative-pressure adsorption, increases passage capacity and speed of the titanium gypsum at filter screen.

Eccentric shaking motor 540 is installed on the outer wall of vibration filter vat.

Negative pressure cavity is connected to bag filter, or carries out recycling benefit using titanium gypsum of other dedusting technologies to recycling With.

Technical characteristic of the utility model without description can realize that details are not described herein by or using the prior art, Certainly, the above description is not intended to limit the present invention, and the utility model is also not limited to the example above, this technology neck The variations, modifications, additions or substitutions that the those of ordinary skill in domain is made in the essential scope of the utility model, also should belong to The utility model.

Claims (7)

1. a kind of waste and old titanium gypsum processing system, which is characterized in that including what is arranged from starting point to clearing end sequence: spiral transferring Send machine I, crusher, screw conveyor II, grinder and vibration filter vat, wherein

Heating cabinet is set in the casing internal where screw conveyor I, heating element is installed in the heating cabinet,

Crusher, for block-like titanium gypsum to be broken for block objects of the granularity between 4 millimeters to 7 millimeters,

Screw conveyor II conveys material backward；

The grinder includes roller, fixed cylinder and driving motor, wherein the roller is horizontally disposed, and in the inner wall of roller On be provided with lifting blade and sieve pore, the outside of the roller on the base, is provided with driving motor by track installation on pedestal, Driving motor drives roller rotation, and the fixed cylinder is coated on the periphery of roller, pedestal and driving motor, in the fixed cylinder, Lower both ends are respectively arranged with dust removal port and discharge port；

Vibration filter vat is flexible coupling with fixing barrel discharge port by rubber bush.

2. a kind of waste and old titanium gypsum processing system according to claim 1, which is characterized in that in the vibration filter vat Portion is provided with two layers of filter screen, wherein upper level filter sifter device has 0.6 millimeter of sieve pore, and lower layer's filter screen has 0.5 millimeter of sieve Hole is negative pressure cavity in the lower part of vibration filter vat, and is equipped with eccentric shaking motor on the outer wall of vibration filter vat.

3. a kind of waste and old titanium gypsum processing system according to claim 2, which is characterized in that the negative pressure cavity and dust removal port Connect cleaner.

4. a kind of waste and old titanium gypsum processing system according to claim 1, which is characterized in that the sieve pore rule on the roller The hexagonal hole that lattice are 0.6 millimeter.

5. a kind of waste and old titanium gypsum processing system according to claim 1, which is characterized in that the crusher includes machine Shell, tiltedly puts matte board, quartering hammer and electric hoisting mechanism at rack, wherein tiltedly putting matte board quantity is two pieces, is tiltedly putting frosted Replaceable cast iron nog plate is installed on the inclined-plane of plate, is provided with protrusion in cast iron template；Quartering hammer two tiltedly put matte board it Between space in, two sides formed two inclined-planes, inclined-plane be used for and cast iron nog plate cooperated, the quartering hammer is in electronic promotion By intermittent promotion and release under the action of mechanism, and form impact.

6. a kind of waste and old titanium gypsum processing system according to claim 1, which is characterized in that the heating cabinet is located at spiral The medium position of transfer passage.

7. a kind of waste and old titanium gypsum processing system according to claim 1, which is characterized in that the heating element is infrared adds Thermal element or heating electric-oven silk.