Polymerizing kettle for treating waste lubricating oil

Abstract

The utility model discloses a polymeric kettle for waste lubricating oil treatment, which comprises a mounting table, a stirring mechanism is arranged on the mounting table, the stirring mechanism comprises a shaft seat, a speed reducer, a first motor, a kettle body, a top cover, a support rod and fan blades, and a pressure relief mechanism is arranged on the top cover. The pressure relief mechanism comprises a mounting sleeve, a pressure relief pipe, a support frame, a sealing plate, a connecting sleeve, a pressure spring and an adjusting mechanism, the mounting sleeve is mounted on the top cover, when the pressure in the kettle body is too high, gas acts on the bottom surface of the sealing plate, pushes the sealing plate to move upwards and compresses the pressure spring, the sealing plate is separated from the closing strip and the closed ring, a channel is formed between the mounting sleeve and the support frame, and the pressure relief pipe is arranged in the channel. And when the pressure is reduced to a safety range, a pressure spring is arranged to push the sealing plate to reset, the sealing plate is attached to the closing strip and the closed ring again, automatic sealing is realized, and the pressure in the kettle body can be ensured to be always in the safety range through flexible adjustment of the pressure relief mechanism.

Description

TECHNICAL FIELD

[0001] The utility model relates to the processing technical field of waste lubricating oil, more specifically, it relates to a polymerization kettle for waste lubricating oil treatment. BACKGROUND

[0002] In the process of waste lubricating oil treatment, in order to realize the regeneration or deep treatment of waste oil, it is usually necessary to heat it to a high temperature, this process is usually accompanied by complex chemical reactions or distillation operations, such as separating water, removing impurities or extracting light oil components, under high temperature conditions, waste lubricating oil will release a large amount of volatile gas, such as water vapor, light oil gas and other volatile organic compounds, the continuous accumulation of these gases may cause the pressure inside the equipment to gradually rise, in order to ensure the stability of the whole treatment process, the running environment of waste lubricating oil treatment equipment must be effectively controlled to prevent the adverse effects of gas accumulation,

[0003] When the internal pressure of waste lubricating oil treatment equipment exceeds the design range, it may cause serious threat to the structure of the equipment itself, especially the kettle body, sealing element and pipeline and other key components are extremely vulnerable to high pressure and may be damaged, at the same time, volatile gas has certain danger under high pressure environment, which may cause explosion and other serious safety accidents, which will threaten the safety of operators, therefore, in order to ensure the safe operation of the equipment and the safety of personnel, it is necessary to prevent the abnormal rise of internal pressure of the equipment through reasonable design means, and release the excess gas safely in time, so as to avoid the occurrence of dangerous situation. CONTENT OF THE UTILITY MODEL

[0004] (I) technical problems solved

[0005] In view of the problems existing in the prior art, the utility model provides a polymerization kettle for waste lubricating oil treatment, to solve the technical problems that volatile gas has certain danger under high pressure environment, which may cause explosion and other serious safety accidents mentioned in the background.

[0006] (II) technical scheme

[0007] To achieve the above object, the utility model provides the following technical scheme: A polymerization kettle for waste lubricating oil treatment, installation platform is provided with stirring mechanism on the installation platform, the stirring mechanism includes shaft seat, speed reducer, first motor, kettle body, top cap, support rod and fan blade, the shaft seat is installed on the installation platform, the speed reducer is installed on the bottom end of the shaft seat, the first motor is installed in the installation platform and the output end is connected with the speed reducer, the kettle body is installed on the top end of the shaft seat, the top cap is set up in the kettle body top end, the support rod is installed on the top cap, the fan blade is provided with a plurality of groups and is installed on the outer wall of the support rod, the top cap is provided with pressure relief mechanism, the pressure relief mechanism includes installation sleeve, pressure relief pipe, support frame, sealing plate, connecting sleeve, set pressure spring and adjusting mechanism, the installation sleeve is installed on the top cap, the pressure relief pipe is provided with a plurality of groups and is installed on the outer wall of the installation sleeve, the support frame is installed on the bottom end of the installation sleeve, the sealing plate is attached to the top surface of the support frame, the connecting sleeve is installed in the installation sleeve, the set pressure spring is provided with a plurality of groups and is installed on the bottom surface of the connecting sleeve, the top surface of the support frame is provided with a closed loop, the inner wall of the installation sleeve is provided with a closed strip, and the sealing plate is attached to the closed loop and the closed strip.

[0008] The utility model further sets up, the adjusting mechanism includes connecting block, center rod, rotation sleeve, sliding sleeve and spiral groove, connecting block rotation is installed in the support frame, and the relative motion of spiral groove of center rod and installation sleeve is formed through the rotation of connecting block, the center rod is installed on the top surface of connecting block, and stable support is provided through the polygonal design of center rod, and the torque transmission performance of whole body is strengthened, the rotation sleeve rotation is installed on the top surface of installation sleeve and is connected with center rod, and more accurate height adjustment is realized through the linkage of rotation sleeve and center rod, the sliding sleeve is installed in the inside of connecting sleeve and is connected with center rod sliding, and the smooth and stable of center rod in the adjustment process is ensured through the sliding connection of sliding sleeve, and the spiral groove is set up in the inner wall of installation sleeve, and the matching transmission of spiral groove and external thread is passed through and then realizes longitudinal displacement adjustment.

[0009] The utility model further sets up, the outer wall of connecting sleeve is provided with external thread and is connected with spiral groove screw, and the close combination of structure is realized through the engagement connection of external thread and spiral groove and provides efficient displacement transmission mechanism, improves the precision and firmness of adjusting mechanism, and ensures that the equipment does not loosen or fail in long time operation.

[0010] The utility model further sets up, the top cap bottom surface is equipped with scraper, and the scraper is installed on the top cap bottom surface, can scrape the kettle body inner wall when the top cap moves, prevents the material from adhering on the kettle body inner wall in the stirring process, ensures the mixing in the kettle body more uniform, improves the efficiency of equipment operation and the quality of product.

[0011] The utility model further sets up, the central rod sets up as a polygon, through design the central rod as polygon shape, can effectively avoid the central rod slip when rotating, improved the stability of connection and transmission, convenient and efficient connection with other components at the same time, strengthened the strength and durability of device whole.

[0012] The utility model further sets up, the top of sealing plate is equipped with guide rod, guide rod sets up many groups and is connected with the slide of connecting sleeve, through the slide connection between guide rod and connecting sleeve, make sealing plate can realize stable and accurate lifting action when pressure changes, avoid the phenomenon of pressure instability caused by deviation or jam, thereby improve the safety and pressure relief efficiency of equipment.

[0013] The utility model further sets up, the mounting sleeve is provided with lifting mechanism, lifting mechanism includes mounting plate, second motor, gear and rack, the mounting plate is installed on the top surface of installation platform, and the fixed mounting plate provides stable support for lifting mechanism, and the second motor is installed on the outside of mounting plate, and the power output of second motor provides driving force for the rotation of gear, the gear is installed on the output end of second motor, and the power is transmitted through the meshing of gear and rack to realize the lifting movement of top cover, the rack is installed on the bottom surface of top cover and is engaged with gear, and the stable opening and closing operation of top cover is realized through the up-down movement of rack, thereby improving the maintenance convenience and operation efficiency of equipment.

[0014] The utility model further sets up, the mounting sleeve is provided with support sleeve, the bottom surface of top cover is provided with slide rod, the slide rod and support sleeve all are provided with two groups and are connected with the slide, through the double group design of support sleeve and slide rod, the stability of top cover in the lifting process is strengthened, avoids shaking or inclination, guarantees the structural strength and stability of equipment at the same time, thereby prolongs the service life of equipment and promotes operation experience.

[0015] (Three) beneficial effects

[0016] Compared with the prior art, the utility model provides a polymerization kettle for waste lubricating oil treatment, has the following beneficial effects:

[0017] 1, the stirring mechanism can drive the kinetic energy to the speed reducer through the first motor, and the speed reducer converts the high-speed rotation of the motor into a low-speed high-torque rotation suitable for stirring operation, and further drives the shaft seat to rotate the kettle body, the waste lubricating oil in the kettle body is fully stirred under the action of the fan blade installed on the support rod, realizes the uniform mixing of waste lubricating oil and additive, improves the efficiency and quality of waste lubricating oil treatment, guarantees the full operation of chemical reaction or distillation, and reduces the complexity and human error of operation.

[0018] 2、The pressure relief mechanism can control the fitting state of the sealing plate through the elastic force of the pressure spring. When the pressure in the kettle body is too high, the gas acts on the bottom surface of the sealing plate, pushes the sealing plate to move upward and compresses the pressure spring, the sealing plate is separated from the closed bar and the closed ring, a channel is formed between the mounting sleeve and the support frame, so that the excess gas is discharged through the pressure relief pipe, thereby reducing the pressure in the kettle body. When the pressure is reduced to a safe range, the pressure spring pushes the sealing plate to reset, the sealing plate re-fits the closed bar and the closed ring, and automatic sealing is realized. Through flexible adjustment of the pressure relief mechanism, the pressure in the kettle body can be ensured to be always in a safe range, effectively avoiding equipment damage or safety accidents caused by excessive pressure, and improving the reliability and operation safety of the equipment.

[0019] 3、The lifting mechanism drives the gear to rotate through the second motor, the gear is meshed and transmitted with the rack, thereby pushing the rack to drive the top cover to move upward, and the top cover slides in the support sleeve through the sliding rod, and finally the top cover and the kettle body are stably separated. This design can conveniently open the top cover after processing, reduces the trouble and working intensity of manual disassembly, improves the operation convenience and maintenance efficiency of the equipment, and ensures the stability and durability of the equipment. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a whole structure schematic view of a polymerization kettle for treating waste lubricating oil in the utility model;

[0021] Figure 2 It is a structure schematic view of the mounting table in the utility model;

[0022] Figure 3 It is a structure schematic view of the sealing plate in the utility model;

[0023] Figure 4 It is a sectional structure schematic view of the pressure relief mechanism in the utility model;

[0024] Figure 5 It is a sectional structure schematic view of the adjusting mechanism in the utility model.

[0025] In the drawing: 1, mounting table; 2, shaft seat; 3, speed reducer; 4, first motor; 5, kettle body; 6, top cover; 7, support rod; 8, fan blade; 9, mounting sleeve; 10, pressure relief pipe; 11, support frame; 12, sealing plate; 13, connecting sleeve; 14, pressure spring; 15, closed ring; 16, closed bar; 17, connecting block; 18, center rod; 19, rotating sleeve; 20, sliding sleeve; 21, spiral groove; 22, scraper; 23, guide rod; 24, mounting plate; 25, second motor; 26, gear; 27, rack; 28, support sleeve; 29, sliding rod. DETAILED DESCRIPTION

[0026] It should be noted that the embodiments and features in the embodiments of the present application can be combined with each other without conflict. The present application will be described in detail below with reference to the drawings and in combination with the embodiments.

[0027] It should be noted that, unless otherwise specified, all technical and scientific terms used in the present application have the same meaning as generally understood by those skilled in the art to which the present application belongs.

[0028] In the present application, unless otherwise specified, the directions used such as "up, down" are generally with respect to the directions shown in the drawings, or with respect to the vertical, perpendicular or gravity directions; similarly, for the convenience of understanding and description, "left, right" is generally with respect to the left and right shown in the drawings; "inner, outer" refers to the inner and outer with respect to the contour of each component itself, but the above directional words are not used to limit the present application.

[0029] Please refer to Figures 1-5 A polymerization kettle for treating waste lubricating oil, comprising a mounting table 1, a stirring mechanism is arranged on the mounting table 1, the stirring mechanism comprises a shaft seat 2, a speed reducer 3, a first motor 4, a kettle body 5, a top cover 6, a supporting rod 7 and a fan blade 8, the shaft seat 2 is installed on the mounting table 1, the speed reducer 3 is installed at the bottom end of the shaft seat 2, the first motor 4 is installed in the mounting table 1 and the output end is connected with the speed reducer 3, the kettle body 5 is installed at the top end of the shaft seat 2, the top cover 6 is arranged at the top end of the kettle body 5, the supporting rod 7 is installed on the top cover 6, the fan blade 8 is arranged with a plurality of groups of installation on the outer wall of the supporting rod 7, a pressure relief mechanism is arranged on the top cover 6, the pressure relief mechanism comprises a mounting sleeve 9, a pressure relief pipe 10, a supporting frame 11, a sealing plate 12, a connecting sleeve 13, a compression spring 14 and an adjusting mechanism, the mounting sleeve 9 is installed on the top cover 6, the pressure relief pipe 10 is arranged with a plurality of groups of installation on the outer wall of the mounting sleeve 9, the supporting frame 11 is installed at the bottom end of the mounting sleeve 9, the sealing plate 12 is attached to the top surface of the supporting frame 11, the connecting sleeve 13 is installed in the mounting sleeve 9, the compression spring 14 is arranged with a plurality of groups of installation on the bottom surface of the connecting sleeve 13, the supporting frame 11 is provided with a closed loop 15 on the top surface, a closed strip 16 is installed on the inner wall of the mounting sleeve 9, and the sealing plate 12 is attached to the closed loop 15 and the closed strip 16.

[0030] The adjusting mechanism comprises a connecting block 17, a center rod 18, a rotating sleeve 19, a sliding sleeve 20 and a spiral groove 21, the connecting block 17 is rotatably installed in the supporting frame 11, the center rod 18 is installed on the top surface of the connecting block 17, the rotating sleeve 19 is rotatably installed on the top surface of the mounting sleeve 9 and connected with the center rod 18, the sliding sleeve 20 is installed on the inner side of the connecting sleeve 13 and connected with the center rod 18 in a sliding manner, and the spiral groove 21 is arranged on the inner wall of the mounting sleeve 9.

[0031] The outer wall of the connecting sleeve 13 is provided with external threads and is threadedly connected with the spiral groove 21.

[0032] The top cover 6 is provided with a scraper 22 on the bottom surface.

[0033] The central rod 18 is provided as a polygon.

[0034] The top surface of the sealing plate 12 is provided with guide rods 23, which are provided with multiple groups and are in sliding connection with the connecting sleeve 13.

[0035] In this embodiment, first, the preset pressure of the pressure relief mechanism is adjusted, the rotating sleeve 19 is rotated to drive the central rod 18 to rotate, the central rod 18 drives the sliding sleeve 20 to rotate, the sliding sleeve 20 drives the connecting sleeve 13 to rotate, the connecting sleeve 13 slides along the spiral groove 21, so that the sliding sleeve 20 slides along the central rod 18, and the movement of the connecting sleeve 13 adjusts the preset force of the pressure spring 14, and the pressure spring 14 is extruded to increase the pushing force on the sealing plate 12, or vice versa to reduce the pushing force on the sealing plate 12. During processing, the first motor 4 is started to transmit kinetic energy to the speed reducer 3, and the speed reducer 3 converts the high-speed rotation of the motor into low-speed high-torque rotation suitable for stirring operation, and drives the kettle body 5 installed on the shaft seat 2 to rotate. The waste oil in the kettle body 5 is stirred under the action of the fan blades 8 provided on the support rod 7, realizing the full mixing of the waste lubricating oil and the additives. When the pressure in the kettle body 5 is too high and reaches the set threshold value, the gas acts on the bottom surface of the sealing plate 12, the sealing plate 12 moves upward under the action of the gas pressure, and the pressure spring 14 is compressed. At this time, the sealing plate 12 is separated from the closed strip 16 and the closed ring 15, the channel between the mounting sleeve 9 and the support frame 11 is opened, the gas is discharged through the pressure relief sleeve, and the pressure gradually decreases. When the pressure drops below the set value, the pressure spring 14 pushes the sealing plate 12 to reset, the sealing plate 12 recombines with the closed strip 16 and the closed ring 15, and the pressure relief process is completed.

[0036] Please refer to Figures 1-3 , as an embodiment of the lifting mechanism: the mounting sleeve 9 is provided with a lifting mechanism, the lifting mechanism includes a mounting plate 24, a second motor 25, a gear 26 and a rack 27, the mounting plate 24 is installed on the top surface of the mounting table 1, the second motor 25 is installed on the outside of the mounting plate 24, the gear 26 is installed on the output end of the second motor 25, and the rack 27 is installed on the bottom surface of the top cover 6 and is in meshing connection with the gear 26.

[0037] The mounting sleeve 9 is provided with a support sleeve 28, and the top cover 6 is provided with a sliding rod 29, both of which are provided with two groups and are in sliding connection.

[0038] More specifically, after the machining is completed, the second motor 25 is started to drive the gear 26 to rotate, the gear 26 is in meshing transmission with the rack 27, so as to drive the top cover 6 to move upward through the rack 27, and the top cover 6 slides along the support sleeve 28 through the sliding rod 29, so that the top cover 6 is separated from the kettle body 5.

[0039] In summary, the overall device in use or operation: first, the pre-set pressure of the pressure relief mechanism is adjusted, the rotating sleeve 19 is rotated to drive the center rod 18 to rotate, the center rod 18 drives the sliding sleeve 20 to rotate, the sliding sleeve 20 drives the connecting sleeve 13 to rotate, the connecting sleeve 13 slides along the spiral groove 21, so that the sliding sleeve 20 slides along the center rod 18, the movement of the connecting sleeve 13 adjusts the pre-set force of the pressure spring 14, and the pressure spring 14 is extruded to increase the pushing force on the sealing plate 12, and vice versa. When processing, start the first motor 4 to transmit kinetic energy to the speed reducer 3, the function of the speed reducer 3 is to convert the high-speed rotation of the motor into low-speed high-torque rotation suitable for stirring operation, the speed reducer 3 drives the kettle body 5 installed on the shaft seat 2 to rotate, the waste oil in the kettle body 5 is stirred under the action of the fan blade 8 arranged on the support rod 7, and the waste lubricating oil and the additive are fully mixed. When the pressure in the kettle body 5 is too high and reaches the set threshold value, the gas acts on the bottom surface of the sealing plate 12, the sealing plate 12 moves upward under the action of the gas pressure, and the pressure spring 14 is compressed. At this time, the sealing plate 12 is separated from the closed strip 16 and the closed ring 15, the channel between the mounting sleeve 9 and the support frame 11 is opened, the gas is discharged through the pressure relief sleeve, and the pressure gradually decreases. When the pressure drops below the set value, the pressure spring 14 pushes the sealing plate 12 to reset, and the sealing plate 12 is recombined with the closed strip 16 and the closed ring 15, and the pressure relief process is completed.

[0040] When the processing is completed, the second motor 25 is started to drive the gear 26 to rotate, the gear 26 is engaged with the rack 27 to drive the rack 27 to push the top cover 6 upward, and the top cover 6 slides along the support sleeve 28 through the slide rod 29, so that the top cover 6 is separated from the kettle body 5.

[0041] In all the above-mentioned schemes, the connection between the two components can be selected according to the actual situation, such as welding, bolt and nut cooperation connection, bolt or screw connection or other known connection mode, which will not be repeated here. In the above, whenever fixed connection is involved, welding is preferred, although the embodiments of the utility model have been shown and described, those skilled in the art can understand that various changes, modifications, replacements and modifications can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A polymerization reactor for treating waste lubricating oil, comprising a mounting table (1), characterized in that: The installation platform (1) is provided with a stirring mechanism, which comprises an axle seat (2), a speed reducer (3), a first motor (4), a kettle body (5), a top cover (6), a support rod (7) and a fan blade (8), the axle seat (2) is installed on the installation platform (1), the speed reducer (3) is installed at the bottom end of the axle seat (2), the first motor (4) is installed in the installation platform (1) and the output end is connected with the speed reducer (3), the kettle body (5) is installed at the top end of the axle seat (2), the top cover (6) is arranged at the top end of the kettle body (5), the support rod (7) is installed on the top cover (6), the fan blade (8) is provided with a plurality of groups of installation on the outer wall of the support rod (7), the top cover (6) is provided with a pressure relief mechanism, the pressure relief mechanism comprises a mounting sleeve (9), a pressure relief pipe (10), a support frame (11), a sealing plate (12), a connecting sleeve (13), a compression spring (14) and an adjusting mechanism, the mounting sleeve (9) is installed on the top cover (6), the pressure relief pipe (10) is provided with a plurality of groups of installation on the outer wall of the mounting sleeve (9), the support frame (11) is installed at the bottom end of the mounting sleeve (9), the sealing plate (12) is attached to the top surface of the support frame (11), the connecting sleeve (13) is installed in the mounting sleeve (9), the compression spring (14) is provided with a plurality of groups of installation on the bottom surface of the connecting sleeve (13), the top surface of the support frame (11) is provided with a closed loop (15), the inner wall of the mounting sleeve (9) is provided with a closed strip (16), and the sealing plate (12) is attached to the closed loop (15) and the closed strip (16).

2. The polymerization reactor for treating waste lubricating oil according to claim 1, characterized in that: The adjusting mechanism comprises a connecting block (17), a center rod (18), a rotating sleeve (19), a sliding sleeve (20) and a spiral groove (21), the connecting block (17) is rotatably installed in the support frame (11), the center rod (18) is installed on the top surface of the connecting block (17), the rotating sleeve (19) is rotatably installed on the top surface of the mounting sleeve (9) and connected with the center rod (18), the sliding sleeve (20) is installed on the inner side of the connecting sleeve (13) and connected with the center rod (18) in sliding mode, and the spiral groove (21) is arranged on the inner wall of the mounting sleeve (9).

3. The polymerization reactor for treating waste lubricating oil according to claim 2, characterized in that: The outer wall of the connecting sleeve (13) is provided with external threads and is threadedly connected with the spiral groove (21).

4. The polymerization reactor for treating waste lubricating oil according to claim 3, wherein: The bottom surface of the top cover (6) is provided with a scraper (22).

5. The polymerization reactor for treating waste lubricating oil according to claim 4, wherein: The center rod (18) is provided in a polygonal shape.

6. The polymerization reactor for treating waste lubricating oil according to claim 5, wherein: The top surface of the sealing plate (12) is provided with a guide rod (23), the guide rod (23) is provided with a plurality of groups and is connected with the connecting sleeve (13) in sliding mode.

7. The polymerization reactor according to claim 6, characterized in that: The mounting sleeve (9) is provided with a lifting mechanism, the lifting mechanism comprises a mounting plate (24), a second motor (25), a gear (26) and a rack (27), the mounting plate (24) is installed on the top surface of the installation platform (1), the second motor (25) is installed on the outer side of the mounting plate (24), the gear (26) is installed on the output end of the second motor (25), and the rack (27) is installed on the bottom surface of the top cover (6) and engaged with the gear (26).

8. The polymerization reactor according to claim 7, characterized in that: The mounting sleeve (9) is provided with a support sleeve (28), the bottom surface of the top cover (6) is provided with a sliding rod (29), and the sliding rod (29) and the support sleeve (28) are both provided with two groups and are connected in sliding mode.

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