A kind of oil fracturing returns row's solid waste pyrohydrolysis device
Technical field
Solid waste technical field is the utility model is related to, more particularly to a kind of oil fracturing returns row's solid waste heat
Hydrolysis device.
Background technology
In field of solid waste treatment, pyrohydrolysis technique just gradually obtains the accreditation of industry as preprocessing means.Profit
With pyrohydrolysis technology on petroleum pressure break return row solid waste handled when, heating pressurization mainly is carried out to discarded object, through heat
It is multiple that hydrolysis can make oil fracturing return the guar gum in row's solid waste, polyacrylamide, petroleum hydrocarbons, bacterium etc.
Miscellaneous hydrolysis of organic matter is the simple organic of easily biological-degradable, and pollutant in row's solid waste is returned so as to fulfill oil fracturing
Effectively decompose and even remove.
Oil fracturing returns row's solid waste pyrohydrolysis in engineer application, since discarded object thermal capacitance is big, gapless, flowing
Property is excessively poor, and thermal conductivity is also poor, and uneven heating in pyrohydrolysis tank is be easy to cause in heating process or is difficult to heat, especially big
It is easiest to occur in the case of volumetric heat hydrolytic decomposition pot, so as to cause the pyrohydrolysis heating-up time long, consumes energy the problems such as excessive, seriously
Influence pyrohydrolysis treatment effeciency.
Utility model content
The purpose of this utility model be to provide it is a kind of be heated evenly, the oil fracturing that treatment effeciency is high returns row's solid waste
Pyrohydrolysis device.
For this reason, technical solutions of the utility model are as follows:
A kind of oil fracturing returns row's solid waste pyrohydrolysis device, including tank body and rabbling mechanism;Wherein,
The tank body is by liner end enclosure, cylinder, jacket head and outsourcing end socket;The cylinder is set with successively by from-inner-to-outer
Inner cylinder, interlayer cylinder and heat-preservation cylinder form, and leave gap between inner cylinder and interlayer cylinder;The liner end enclosure is movably connected in institute
The top of inner cylinder is stated, the jacket head is set with and is welded on the inner cylinder bottom, and the outer encapsulating headgear fills and is welded on institute
Interlayer cylinder bottom is stated, makes the annular space space formed with closing between the interlayer cylinder and the inner cylinder;On the liner end enclosure
Offer at least one feed inlet and at least one drain tap;One, which is offered, in the jacket head bottom is connected to cylinder
The discharge port in outside;On the interlayer cylinder top side wall and the outsourcing end socket bottom offers one and the interlayer respectively
The pouring orifice and oil outlet that cylinder is connected with the annular space space between the inner cylinder;Formed between the interlayer cylinder and the inner cylinder
The annular space space bottom for having closing is provided with an at least electric heater;The rabbling mechanism includes being arranged on the liner end enclosure top
Motor and speed changer above face, and it is arranged on the agitating shaft with agitating paddle on the inside of the liner end enclosure;The stirring
Axis is connected to the motor by the speed changer.
Further, at least one temperature sensor, at least one pressure sensing are provided with the inside of the liner end enclosure
Device and at least one safety-valve.
Further, a manhole is provided with the liner end enclosure.
Further, a Butterworth Hatch is provided with the liner end enclosure.
Further, the tank base is provided with four legs for being used to support tank body.
The beneficial effect that the oil fracturing returns row's solid waste pyrohydrolysis device is:
1) the pyrohydrolysis device has additional the cavity for filling heat-conductive oil in tank structure design, and realization is passed through oil
Pressure break directly heats after returning row's solid waste material, and heat can be uniformly distributed in around tank body in heating process, is heated
Uniformly, on the premise of optimal pyrohydrolysis effect and energy-saving effect is obtained, significantly shorten discarded object heating time, improve discarded
The treatment effeciency of thing pyrohydrolysis;
2) the pyrohydrolysis device can discharge oil by being controlled realization to drain tap under the conditions of certain pressure
Pressure break returns row's solid waste material, and exhaust steam yield is small, and thermal loss is few.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model.
Embodiment
Below in conjunction with the accompanying drawings and specific embodiment is described further the utility model, but following embodiments are right absolutely not
The utility model has any restrictions.
As shown in Figure 1, it is 1m that the oil fracturing, which returns row's solid waste pyrohydrolysis device including a volume,3Tank body and set
Put the rabbling mechanism in tank body;The tank base is provided with four legs for being used to support tank body 17;Specifically,
Tank body is by liner end enclosure 1, cylinder, jacket head 5 and outsourcing end socket 6;Wherein,
Inner cylinder 2, interlayer cylinder 3 and the heat-preservation cylinder 4 that cylinder is set with successively by from-inner-to-outer are formed, and in interlayer cylinder 3 and inner cylinder 2
Between the outside of inner cylinder 2 is sleeved in the form of there are gap;
Liner end enclosure 1 is movably connected in the top of inner cylinder 2, it is provided with sealing ring on contact surface with inner cylinder 2, in guarantee
The lid of courage end socket 1 forms sealing on cylinder, inner barrel is able to maintain that a certain range of pressure;
Jacket head 5 is set with and is welded on 2 bottom of inner cylinder, and outsourcing end socket 6 is set with and is welded on 3 bottom of interlayer cylinder, makes folder
Annular space space formed with closing between layer cylinder 3 and the inner cylinder 2, it is oily (such as silicone oil) for filling heat-conductive, in 2 outside shape of inner cylinder
Into one layer of heating layer;The annular space space bottom formed with closing is provided with two electric heaters 9 between interlayer cylinder 3 and inner cylinder 2, uses
In heating conduction oil, heat source is provided for the pending discarded object in input inner cylinder 2;
Wherein, liner end enclosure 1, inner cylinder 2, interlayer cylinder 3, jacket head 5 and outsourcing end socket 6 are process using steel;
Heat-preservation cylinder 4, which uses, has certain thickness thermal insulation material (such as:Thermal Insulating Ceramic Fibers) it is made, it directly overlays 3 He of interlayer cylinder
The outside of outsourcing end socket 6, prevent heating after conduction oil heat scatter and disappear it is too fast;
A feed inlet N is offered on liner end enclosure 11, a drain tap N2With a spare feed inlet N3;Pressing from both sides
5 bottom of set end socket offers the discharge port being connected on the outside of a cylinder N4;On 3 top side wall of interlayer cylinder and outsourcing end socket 6
Bottom offers the pouring orifice N that the annular space space between one and interlayer cylinder 3 and inner cylinder 2 connects respectively5With oil outlet N6;
Rabbling mechanism includes the motor 8 and speed changer 10 for being arranged on 1 top face of liner end enclosure, and is arranged on liner envelope
The agitating shaft 11 with agitating paddle of first 1 inner side;Agitating shaft 11 is connected to motor 8 by speed changer 10, make agitating shaft 11 according to
Default mixing speed is returned the oil fracturing in tank body row's solid waste and is stirred.
In addition, heat is carried out under default temperature and pressure in order to which the oil fracturing ensured in tank body returns row's solid waste
Hydrolysis and in safe temperature range and pressure limit bottom discharge, correspondingly, a temperature is provided with the inner side of liner end enclosure 1
Sensor T, a pressure sensor S and a safety-valve P.For ease of in pyrohydrolysis after reaction to tank interior
Cleaned, a Butterworth Hatch 13 is provided with liner end enclosure 1;For ease of being cleaned and being repaired to tank interior, in liner
A manhole 12 is provided with end socket 1.
The oil fracturing returns the course of work of row's solid waste pyrohydrolysis device:Pass through the feed inlet N of tank body1And/or N3
Add oil fracturing and return row's solid waste material and a certain amount of water, and its closing is formed sealing state;Then electricity is opened
Hot device 9, at the same open motor 8 and adjust speed changer 10 make agitating shaft 11 drive agitating paddle carry out mechanical agitation, until temperature pass
Sensor T shows that tank body temperature reaches more than 120 DEG C, pressure reaches more than 0.4Mpa in tank body;Continue to stir, maintain in tank body
120~180 minutes in the state of pressure is in 0.4~1.2Mpa, temperature is in 120~200 DEG C, electric heater is then shut off, is beaten
Begin to rehearse air valve N2Carry out pressure release, to tank body in pressure be 0.03~0.1Mpa under the conditions of open discharge port N4, using in tank body
Overbottom pressure and material self gravitation complete discharge, pyrohydrolysis processing procedure complete.
The utility model is only illustrated with above-described embodiment, and structure, setting position and its connection of each component are all can
It is all that individual part is carried out according to the utility model principle on the basis of technical solutions of the utility model with what is be varied from
Improvement and equivalents, should not exclude outside the scope of protection of the utility model.