Explosion-proof solvent recovery machine for treating and purifying high-viscosity materials
The utility model relates to a solvent recovery chemical industry equipment, especially an explosion-proof type solvent recovery machine that is used for high viscosity material to handle and purify for high viscosity material solvent recovery technical field.
The high-viscosity materials are easy to coke and hang on the wall in the evaporation process, so that the solvents in the high-viscosity materials are difficult to treat and recover, some enterprises choose to directly calcine the high-viscosity materials by using a vacuum calciner to treat the waste materials, calcined compounds are all discharged into the atmosphere and sewage, and a large amount of solvents are wasted and are not beneficial to environmental protection.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing an explosion-proof solvent recovery machine that can handle high viscosity material and purification solvent.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is:
the utility model provides an explosion-proof type solvent recovery machine for high viscous material is handled and is purified which characterized in that: the support is provided with the evaporation kettle in the bottom, the evaporation kettle bottom is provided with heating device, the inside agitating unit that is provided with of evaporation kettle, the evaporation kettle top is passed through the pipeline and is connected with solvent purification tower, solvent purification tower is fixed the support top, there is the heat exchanger solvent purification tower top through the pipe connection, the reflux ratio controller is connected to the heat exchanger, the reflux ratio controller with solvent purification tower top and buffer tank are connected respectively, the buffer tank is connected respectively with evaporation kettle top and discharge pump, still includes explosion-proof housing, hold in the explosion-proof housing the support evaporation kettle the solvent purification tower the heat exchanger reflux ratio controller the buffer tank with the discharge pump.
The utility model discloses technical scheme's further improvement lies in: the heating device comprises a jacket and an electric heating rod, the jacket is attached to the outer wall of the bottom of the evaporation kettle, and the electric heating rod is arranged in the jacket.
The utility model discloses technical scheme's further improvement lies in: the heating device comprises a jacket and a heat-conducting oil tank, an electric heating rod is arranged in the heat-conducting oil tank, the heat-conducting oil tank is connected with the jacket through an oil inlet pipe and an oil outlet pipe respectively, a circulating pump is arranged on the oil inlet pipe, the jacket is arranged at the bottom of the evaporation kettle, and the oil inlet pipe is connected with the jacket and is higher than the jacket which is connected with the oil outlet pipe.
The utility model discloses technical scheme's further improvement lies in: agitating unit includes agitator motor, agitator motor sets up evaporation kettle top central authorities, agitator motor's power output shaft and pivot fixed connection, the pivot is kept away from agitator motor's one end stretches into in the evaporation kettle and be fixed with a plurality of scraper blade, the scraper blade with the distance is fixed between the inner wall of evaporation kettle.
The utility model discloses technical scheme's further improvement lies in: and a control panel is arranged on one side of the support and is electrically connected with the heating device, and the control panel is connected with the reflux ratio controller.
Due to the adoption of the technical scheme, the utility model discloses the technological progress who gains is:
the utility model discloses a set up on the support that sets up in explosion-proof casing that solvent purification tower retrieves the solvent in to the high viscosity material, explosion-proof casing protection equipment avoids equipment trouble to hurt the staff, through the solvent backward flow in the controller adjusting device of backward flow ratio in make things convenient for the interior backward flow ratio of adjusting device, save and shunt the solvent through the buffer tank. When the heating device comprises the electric heating rods which are sleeved with the jacket and the heating jacket, the temperature rising speed of the jacket can be controlled by controlling the temperature rising of the electric heating rods, so that the temperature of the inner wall of the evaporation kettle can be controlled to avoid coking of materials. When the heating device comprises the heat conduction oil tank and the jacket, the heat conduction oil in the heat conduction oil tank is heated, the heat conduction oil is sent into the jacket by the circulating pump to circulate in the jacket, so that the temperature of the jacket is increased, the heat conduction oil is prevented from accumulating and generating oil dirt, cold heat conduction oil flows back to the heat conduction oil tank from the oil outlet pipe, and the position of the oil inlet pipe, which is higher than the position of the oil outlet pipe in the jacket, is convenient for. The stirring device scrapes the material on the inner wall of the evaporation kettle into a film through the rotation of the scraper fixed at one end of the rotating shaft, so that the evaporation of the solvent in the material is promoted, the retention time of the material on the inner wall of the evaporation kettle is shortened, and the coking is avoided. The heating device is controlled by the control panel to adjust the temperature of the evaporation kettle according to actual production requirements, and the reflux ratio controller is controlled by the control panel to realize automatic production without manual intervention.
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of embodiment 2 of the present invention;
wherein, 1, an evaporation kettle; 2. an electrical heating rod; 3. a stirring device; 4. a solvent purification column; 5. a heat exchanger 6 and a reflux ratio controller; 7. a buffer tank; 8. a control panel; 9. a discharge pump; 10. a support; 11. a jacket; 12. a heat conducting oil tank; 13. an oil inlet pipe; 14. an oil outlet pipe; 15. and a circulating pump.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Example 1 as shown in fig. 1, an explosion-proof type solvent recovering machine for treating and purifying highly viscous materials,
the bottom of the bracket 10 is provided with an evaporation kettle 1 for processing high-viscosity materials, the bottom of the evaporation kettle 1 is provided with a heating device for heating the evaporation kettle 1, the evaporation kettle 1 is internally provided with a stirring device 3, the stirring device 3 comprises a stirring motor arranged at the center of the top of the evaporation kettle 1, the power output shaft of the stirring motor is fixedly connected with a rotating shaft, the rotating shaft extends into the evaporation kettle 1 and is provided with a plurality of scrapers, the scrapers and the inner wall of the evaporation kettle 1 keep a fixed distance, the distance is 0.5-1.5mm, the stirring motor drives the rotating shaft to rotate and further drives the scrapers to rotate, the materials enter from the upper end of the evaporation kettle 1 and are distributed on the inner wall of the evaporation kettle 1 under the action of gravity and the scrapers to form a film, the materials are evaporated and concentrated continuously in the descending process, the retention time. A solvent purification tower 4 is fixed above the support 10, the solvent purification tower 4 is communicated with an evaporation kettle 1, a solvent evaporated in the evaporation kettle 1 enters the solvent purification tower 4, the top of the solvent purification tower 4 is connected with a heat exchanger, the solvent purification tower 4 is connected with the heat exchanger and a reflux ratio controller, the reflux ratio controller controls the reflux ratio in the solvent purification tower 4, a buffer tank 7 is connected below the reflux ratio controller, the buffer tank 7 is used for storing the recovered solvent, and part of a product is refluxed to the evaporation kettle 1. The control panel 8 intelligently controls the heating speed of the heating device to reduce coking in the evaporation kettle 1 and also prevents flooding caused by too high heating speed. Control panel 8 intelligent control reflux ratio controller adjusts solvent output, adjusts every cauldron processing time and reflux ratio according to the difference of material in the actual production process. The utility model discloses an explosion-proof housing can select stainless steel material to make, and explosion-proof housing inner wall can be provided with shock absorber layer support bottom and be provided with the universal wheel, and the pushing equipment of being convenient for removes.
Embodiment 2 as shown in fig. 2, the main difference between embodiment 2 and embodiment 1 is that the heating device includes a heat-conducting oil tank 12 and a jacket 11 disposed at the bottom of the evaporation kettle 1, the heat-conducting oil tank 12 is communicated with the jacket 11 through an oil inlet pipe 13 and an oil outlet pipe 14, an electric heating rod 2 is disposed in the heat-conducting oil tank 12 for heating the heat-conducting oil in the heat-conducting oil tank 12, a circulating pump 15 is disposed on the oil inlet pipe 13 for pumping the heat-conducting oil into the jacket 11 to push the heat-conducting oil to circulate, the height of the oil inlet pipe 13 connected to the jacket 11 is higher than the height of the oil outlet pipe 14 connected to the jacket 11, and the heat-conducting oil is promoted to flow from the oil outlet pipe 14. The pressure reducing holes are formed in the heat conducting oil tank 12, so that the phenomenon that the pressure in the heat conducting oil tank 12 is too high after multiple cycles is avoided. The conduction oil enters the oil inlet pipe 13 and flows into the jacket 11 of the evaporation kettle 1, the conduction oil and the evaporation kettle 1 exchange heat and then are cooled, the conduction oil cooled in the jacket 11 flows into the heat conduction oil tank 12 through the oil outlet pipe 14, the conduction oil cannot form oil dirt in the jacket 11 of the evaporation kettle 1, only the oil inlet pipe 13 and the circulating pump 15 need to be closed when the heating of the evaporation kettle 1 is stopped, and the operation is simple and convenient.
Be provided with the vacuum pump connector on the evaporation kettle in the preferred embodiment, insert the vacuum pump when the material boiling point is higher and carry out the negative pressure operation, reduce the material boiling point.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.