Distillation equipment for waste mineral oil

Abstract

The utility model relates to the technical field of waste mineral oil processing, and particularly discloses distillation equipment for waste mineral oil, which comprises a transversely arranged distillation retort, a heating device is coated on the outer wall of the lower side of the distillation retort, and the upper end of the distillation retort is communicated with a condenser pipe. And a cleaning mechanism for stirring the waste mineral oil in the distillation process and treating coagulum adhered to the inner wall is arranged in the distillation tank. Through the arrangement of a cleaning mechanism in the distillation retort, a power assembly drives stirring blades and scraping plates on a center shaft to rotate, the stirring blades stir waste mineral oil in the distillation retort, the scraping plates scrape coagulum adhered to the inner wall of the distillation retort, and meanwhile when the scraping plates rotate to the lower side of a cleaning roller, the cleaning roller is driven to rotate. The cleaning roller rotating reversely cleans the two faces of the scraping plate, the cleaning quality of the inner wall of the distillation retort is improved, the heating effect of waste mineral oil in the distillation retort is guaranteed, meanwhile, the power assembly drives the filtering assembly to vibrate up and down, distillation gas enters the condensation pipe after being smoothly filtered, and the distillation effect is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to waste mineral oil processing technical field especially relates to a distillation equipment for waste mineral oil. BACKGROUND

[0002] Waste mineral oil refers to the mineral oil that has been used, because its chemical properties and physical properties have changed, so it is no longer suitable for the original purpose. This kind of oil mainly comes from oil exploitation and refining, mineral oil storage, machinery, power, transportation and other equipment replacement oil and oil residue and filter medium in the regeneration process. When waste mineral oil is recycled, waste mineral oil needs to be subjected to primary distillation. The existing distillation equipment for waste mineral oil disclosed by CN 119020056 A can heat waste mineral oil more fully through the stirring mechanism, the heat steam generated is introduced into the condenser pipe, the filter screen of the filtering mechanism filters the impurities carried in the heat steam, at the same time, the heat steam impacts the impeller to make the driving shaft rotate, and the net rack and the filter screen reciprocate, at the same time, the vibration rod impacts the elastic plate to shake off the impurities remaining on the filter screen, so as to avoid the filter screen from being blocked. However, when the above distillation equipment is used, the heating of the heating conduit will cause the formation of solidified substances on the inner wall of the distillation tank. If the solidified substances are not removed in time, the heating effect will be poor, which affects the efficiency of distillation. SUMMARY

[0003] The purpose of the utility model is to provide a distillation equipment for waste mineral oil to solve the above problems.

[0004] The utility model discloses a technical scheme to realize the above-mentioned purpose:

[0005] A distillation equipment for waste mineral oil, including the distillation tank that places horizontally, the heating device is covered on the lower side outer wall of distillation tank, the base is fixed in the heating device lower extreme, the condenser pipe is communicated in the upper end of distillation tank, the liquid feeding pipe is arranged on one side of condenser pipe, the waste pipe is communicated in one side of distillation tank, and the cleaning mechanism that stirs and inner wall adhesion solidified material treatment is arranged in the distillation tank to waste mineral oil in the distillation process. The cleaning mechanism includes stirring assembly, and the cleaning assembly is arranged on the stirring assembly. The stirring assembly includes the center shaft that transversely penetrates the distillation tank, and the stirring blade is uniformly distributed on the center shaft. The scraping blade is fixed to the end of the stirring blade away from the center shaft. The cleaning assembly includes the cleaning roller arranged at the upper position of the distillation tank. The cleaning roller is parallelly arranged in two places. The power assembly is connected to the end of the cleaning roller. The cleaning roller is opposite in direction. The filter assembly is arranged in the condenser pipe to filter the distillation liquid.

[0006] Further setting: the power assembly comprises a main pulley fixed on the central shaft and passing through the outside of the distillation tank, a speed reducer motor connected to one end of the central shaft, and a rotating shaft arranged at the upper position between the cleaning rollers, wherein one of the cleaning rollers is fixed with a secondary pulley on the side passing through the outside of the distillation tank and the rotating shaft, and the secondary pulley is fixed with a gear on the side located on the rotating shaft and the end of the other cleaning roller.

[0007] Further setting: the main pulley and the secondary pulley are synchronous pulleys, the main pulley and the secondary pulley are sleeved with a synchronous belt, and the rotating shaft, the cleaning roller and the central shaft are rotationally connected with the distillation tank.

[0008] Further setting: a protective cover is arranged on the outside of the power assembly on the outer wall of the distillation tank.

[0009] Further setting: the scraper is tangent to the inner wall of the distillation tank, and the cleaning roller is a nylon brush roller.

[0010] Further setting: the filtering assembly comprises a supporting circular frame arranged in the condensing pipe, a sliding groove vertically and spacedly arranged on the inner wall of the condensing pipe, a protrusion arranged on the outer wall of the supporting circular frame and sliding with the sliding groove, a filter screen arranged in the supporting circular frame, a support fixed to the lower end of the supporting circular frame, a guide frame arranged on the inner side of the distillation tank and located below the support, and a pushing assembly arranged on the lower side of the support.

[0011] Further setting: the pushing assembly comprises a guide column sliding through the guide frame, the guide column is fixedly connected with the support at the upper end, a supporting wheel is arranged at the lower end of the guide column, a spring is sleeved between the outer side of the guide column and the guide frame and the supporting wheel, and a cam is fixed on the rotating shaft and located below the supporting wheel.

[0012] Compared with the prior art, the present application has the following advantages:

[0013] Through the arrangement of the cleaning mechanism in the distillation tank, the power assembly drives the stirring blades and the scraper on the central shaft to rotate, the stirring blades agitate the waste mineral oil in the distillation tank, the scraper scrapes off the solidified substances adhered to the inner wall of the distillation tank, and when the scraper rotates to the lower side of the cleaning roller, the reversely rotating cleaning roller cleans the two sides of the scraper, thereby improving the cleaning quality of the inner wall of the distillation tank and ensuring the heating effect of the waste mineral oil in the distillation tank. BRIEF DESCRIPTION OF DRAWINGS

[0014] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or the prior art description. Obviously, the drawings in the following description are only some embodiments of the present application, and those skilled in the art can also obtain other drawings according to these drawings without creating any creative labor.

[0015] Figure 1 is a structural schematic view of the distillation equipment for waste mineral oil of the utility model;

[0016] Figure 2 is a half cut structure schematic view of the distillation equipment for waste mineral oil of the utility model;

[0017] Figure 3 is a main cut structure schematic view of the distillation equipment for waste mineral oil of the utility model;

[0018] Figure 4 is a right cut structure schematic view of the distillation equipment for waste mineral oil of the utility model;

[0019] Figure 5 is a structural schematic view of the cleaning mechanism of the distillation equipment for waste mineral oil of the utility model;

[0020] Figure 6 is Figure 5 another view structural schematic view.

[0021] The sign explanation is as follows:

[0022] 1, distillation tank;11, heating device;12, base;13, liquid adding pipe;14, condenser pipe;15, waste pipe;21, center shaft;22, stirring piece;23, scraper;24, main pulley;25, cleaning roller;26, rotating shaft;27, auxiliary pulley;28, gear;29, speed reducer motor;210, protective cover;31, support round frame;32, filter screen;33, support;34, guide frame;35, guide column;36, spring;37, support wheel;38, cam. Specific implementation

[0023] In the description of the utility model, it is understood that the orientation or position relationship indicated by the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is the orientation or position relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, therefore it cannot be understood as a limitation on the utility model. In addition, the terms "first", "second" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" and the like can explicitly or implicitly include one or more features. In the description of the utility model, unless otherwise specified, the meaning of "multiple" is two or more.

[0024] In the description of the utility model, it is necessary to explain, unless another explicit provision and limitation, the term "installation", "link", "connection" should do the broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through the intermediate medium, can be the communication inside two elements.For ordinary skilled in the art, the above-mentioned terms can be understood by the specific meaning in the utility model through specific circumstances.

[0025] The utility model will be further described below in conjunction with the drawings:

[0026] As Figures 1-6 Indicated, a kind of distillation equipment for waste mineral oil, including transverse placement distillation tank 1, heating device 11 is coated on the outer wall of distillation tank 1 lower side, heating pipe is provided in heating device 11, for heating distillation tank 1, this is prior art, not repeat here, heating device 11 lower end is fixed with base 12, condenser pipe 14 is communicated with the upper end of distillation tank 1, condenser pipe 14 one end is connected with condenser, condenser pipe 14 one side is provided with liquid feeding pipe 13, distillation tank 1 one side is communicated with waste pipe 15, and cleaning mechanism for stirring and inner wall adhesion coagulum treatment of waste mineral oil in distillation process is provided in distillation tank 1;

[0027] In the embodiment: cleaning mechanism includes stirring assembly, and stirring assembly is provided with cleaning assembly, and stirring assembly includes the center shaft 21 that traverses the distillation tank 1, and the stirring blade 22 is uniformly distributed on the center shaft 21, and the stirring blade 22 is fixed with the scraper 23 away from the one end of center shaft 21, and cleaning assembly includes the cleaning roller 25 that is arranged at the upper position of distillation tank 1, and the cleaning roller 25 is provided with two places in parallel, and the cleaning roller 25 one end is provided with the power component connected with center shaft 21, and the cleaning roller 25 is opposite in direction, and filter component for filtering distillation liquid is provided in condenser pipe 14, and the scraper 23 is tangent to the inner wall of distillation tank 1, and the cleaning roller 25 is nylon brush roller, so that the cleaning roller 25 is cleaned to the both sides of scraper 23, improves the scraping quality when scraper 23 rotates and contacts with the inner wall of distillation tank 1.

[0028] The power assembly comprises a main pulley 24 fixed on the central shaft 21 through the outside of the distillation tank 1, a speed reducer motor 29 connected to one end of the central shaft 21, a rotating shaft 26 arranged between the two cleaning rollers 25 at the upper position, a sub-pulley 27 fixed on the rotating shaft 26 and one side of the cleaning roller 25, and a gear 28 fixed on the other end of the cleaning roller 25; the main pulley 24 and the sub-pulley 27 are synchronous pulleys, the main pulley 24 and the sub-pulley 27 are sleeved with a synchronous belt, the rotating shaft 26, the cleaning roller 25 and the central shaft 21 are rotationally connected with the distillation tank 1; a protective cover 210 is arranged on the outer wall of the distillation tank 1 outside the power assembly, the central shaft 21 is driven to rotate by the speed reducer motor 29, the stirring blade 22 and the scraper 23 on the central shaft 21 rotate, the stirring blade 22 stirs the waste mineral oil in the distillation tank 1, the scraper 23 scrapes the solidified substances adhered to the inner wall of the distillation tank 1, and the heating effect of the waste mineral oil in the distillation tank 1 is ensured, meanwhile, the main pulley 24 on the central shaft 21 and the sub-pulley 27 on the rotating shaft 26 and the cleaning roller 25 are driven by the belt, the rotating shaft 26 drives the gear 28 on the other cleaning roller 25, so that the two cleaning rollers 25 rotate in opposite directions and clean the scraper 23 rotating below the cleaning roller 25 from both sides.

[0029] The filter assembly comprises a supporting circular frame 31 arranged in the condenser pipe 14, a sliding groove vertically and spacedly arranged on the inner wall of the condenser pipe 14, a boss arranged on the outer wall of the supporting circular frame 31 and sliding with the sliding groove, a filter screen 32 arranged in the supporting circular frame 31, a support 33 fixed on the lower end of the supporting circular frame 31, a guide frame 34 arranged on the inner side of the distillation tank 1 below the support 33, and a pushing assembly arranged on the lower side of the support 33; the pushing assembly comprises a guide column 35 sliding through the guide frame 34, the guide column 35 is fixedly connected with the support 33 at the upper end, a supporting wheel 37 is arranged on the lower end of the guide column 35, a spring 36 is sleeved between the guide column 35 and the supporting wheel 37 on the outer side of the guide frame 34, and a cam 38 is fixed on the rotating shaft 26 below the supporting wheel 37; during the rotation of the rotating shaft 26, the cam 38 on the rotating shaft 26 rotates and pushes the guide column 35 on the supporting wheel 37 to move upward as a whole under the limitation of the guide frame 34, so that the support 33, the supporting circular frame 31 and the filter screen 32 are pushed upward, after the cam 38 rotates to separate from the supporting wheel 37, the spring 36 pushes the supporting wheel 37 to move the guide column 35 downward, so that the filter screen 32 is vibrated repeatedly to shake off the filter residues on the filter screen 32, and the passing quality of the distillation gas is improved.

[0030] The utility model discloses a working principle and use flow: in the waste mineral oil distillation process, through the deceleration motor 29 work drive central shaft 21 rotation, the stirring piece 22 and the scraper 23 on central shaft 21 rotate, the stirring piece 22 carries out the agitation to the waste mineral oil in the retort 1, and the scraper 23 carries out the scraping to the coagulum that sticks on the retort 1 inner wall, guarantees the heating effect of waste mineral oil in the retort 1, and the main pulley 24 on central shaft 21 and one place cleaning roller 25 and the auxiliary pulley 27 on the shaft 26 are driven through the belt, and the gear 28 on the shaft 26 and another place cleaning roller 25 transmission, makes two place cleaning roller 25 realize reverse rotation, carries out two side cleaning to the scraper 23 that rotates through the cleaning roller 25 downside, and the cam 38 on the shaft 26 rotates and pushes the support wheel 37 on the guide column 35 under the guide frame 34 limit and moves integrally upwards, makes the support 33, the support round frame 31 and the filter screen 32 push upwards after the cam 38 rotates and separates with the support wheel 37, and the spring 36 pushes the support wheel 37 and makes the guide column 35 move downwards, and so on reciprocating forms the vibration of filter screen 32, and the filter screen 32 is shaken and falls, and makes the distillation gas pass smoothly.

[0031] The above shows and describes the basic principle, main features and advantages of the utility model. The skilled person in the art should understand that the utility model is not limited by the above examples, and the above examples and description in the specification only illustrate the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model can have various changes and improvements, and these changes and improvements fall within the scope of the claimed utility model.

Claims

1. A distillation apparatus for waste mineral oil, comprising a horizontally placed distillation tank (1), wherein a heating device (11) is covered on the lower outer wall of the distillation tank (1), a base (12) is fixed to the lower end of the heating device (11), a condenser pipe (14) is connected to the upper end of the distillation tank (1), a liquid addition pipe (13) is provided on one side of the condenser pipe (14), and a waste discharge pipe (15) is connected to one side of the distillation tank (1), characterized in that: The distillation tank (1) is equipped with a cleaning mechanism for agitating waste mineral oil during distillation and treating solidified material adhering to the inner wall. The cleaning mechanism includes an agitation component and a cleaning component. The agitation component includes a central shaft (21) that runs horizontally through the distillation tank (1). Stirring blades (22) are evenly distributed on the central shaft (21). A scraper (23) is fixed to one end of the stirring blades (22) away from the central shaft (21). The cleaning component includes a cleaning roller (25) located at the upper position of the distillation tank (1). Two cleaning rollers (25) are arranged in parallel. One end of the cleaning roller (25) is equipped with a power component connected to the central shaft (21). The cleaning rollers (25) rotate in opposite directions. A filtration component for filtering the distillate is provided inside the condenser tube (14).

2. The distillation equipment for waste mineral oil according to claim 1, characterized in that: The power assembly includes a main pulley (24) fixed on the central shaft (21) and passing through the outside of the distillation tank (1). One end of the central shaft (21) is connected to a reduction motor (29). A rotating shaft (26) is provided at the upper position between the cleaning rollers (25). A secondary pulley (27) is fixed on one side of the cleaning roller (25) passing through the outside of the distillation tank (1) and on the rotating shaft (26). A gear (28) is fixed on one side of the secondary pulley (27) located on the rotating shaft (26) and at the other end of the cleaning roller (25).

3. The distillation equipment for waste mineral oil according to claim 2, characterized in that: The main pulley (24) and the auxiliary pulley (27) are synchronous pulleys, and a synchronous belt is sleeved between the main pulley (24) and the auxiliary pulley (27). The rotating shaft (26), the cleaning roller (25) and the central shaft (21) are rotatably connected to the distillation tank (1).

4. The distillation equipment for waste mineral oil according to claim 2, characterized in that: A protective cover (210) is provided on the outer wall of the distillation tank (1) outside the power assembly.

5. The distillation equipment for waste mineral oil according to claim 1, characterized in that: The scraper (23) is tangent to the inner wall of the distillation tank (1), and the cleaning roller (25) is a nylon brush roller.

6. The distillation equipment for waste mineral oil according to claim 2, characterized in that: The filter assembly includes a support circular frame (31) disposed inside the condenser tube (14), with vertically spaced grooves on the inner wall of the condenser tube (14), and a boss that slides with the grooves on the outer wall of the support circular frame (31). A filter screen (32) is disposed inside the support circular frame (31), and a bracket (33) is fixed at the lower end of the support circular frame (31). A guide frame (34) is disposed inside the distillation tank (1) below the bracket (33), and a push assembly is disposed below the bracket (33).

7. A distillation apparatus for waste mineral oil according to claim 6, characterized in that: The jacking assembly includes a guide post (35) that slides through the guide frame (34). The upper end of the guide post (35) is fixedly connected to the bracket (33). A support wheel (37) is provided at the lower end of the guide post (35). A spring (36) is sleeved on the outside of the guide post (35) between the guide frame (34) and the support wheel (37). A cam (38) is fixed on the rotating shaft (26) below the support wheel (37).

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