Multi-stage glycerol decolorizing and purifying system

Abstract

The utility model discloses a multi-stage glycerol decoloring and purifying system, and relates to the technical field of glycerol decoloring. The decoloring device comprises a base, a lower box body is arranged at the top of the base, an upper box body is arranged at the top of the lower box body, a fixing cylinder is fixed in the upper box body through a fixing rod, oil return openings are formed in the lower portions of the two sides of the fixing cylinder, and oil outlet pipes penetrate through the upper portions of the two sides of the fixing cylinder. A motor rotates to enable a driving shaft to drive a driving bevel gear to rotate, the driving bevel gear rotates to enable a driven bevel gear to rotate, so that a reciprocating lead screw rotates, the reciprocating lead screw rotates to enable a threaded seat to drive a piston rod to reciprocate left and right, and then a piston plate does left-right piston motion in a piston box; and outside air enters the piston box through the air inlet pipe and then is exhausted into the upper box body through the exhaust pipe, so that the air pressure in the upper box body is increased, and under the action of the pressure intensity, the permeation speed of glycerol from the piston plate is accelerated, and the decolorizing efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to glycerol decoloration technical field, concretely is a multistage glycerol decoloration purification system. BACKGROUND

[0002] Glycerol is common industrial solvent, can be mixed in alcohol, with water miscible, insoluble in chloroform, ether, oil, mainly for gas chromatography stationary liquid and organic synthesis, can also be used as solvent, gasometer and water pressure machine damping agent, softening agent, antibiotic fermentation nutrient, drying agent etc., crude glycerol needs to be refined, and decoloration is an important step of glycerol refining, and the decoloration device is a commonly used equipment in glycerol decoloration process.

[0003] The prior art discloses a glycerol decoloration device convenient to maintain, glycerol can be uniformly sprinkled on the decoloration plate through the setting of the sprinkling mechanism, the decoloration effect of glycerol is improved, the decoloration plate can be quickly disassembled through the setting of the decoloration mechanism, the disassembling process is simple and convenient, time and labor are saved, and maintenance is facilitated in the later period, so that the use effect is greatly improved.

[0004] But the device is that the glycerol to be decolored directly enters the inside of the decoloration tank from the oil inlet, only relies on the gravity of glycerol to penetrate the activated carbon plate in turn, leads to low filtration efficiency, and glycerol has certain viscosity, will further reduce the decoloration speed, secondly, the device cannot grasp the decoloration degree of glycerol, and the decoloration degree may be low, so that the quality of glycerol is reduced, and additional workload is increased. UTILITY MODEL CONTENT

[0005] Therefore, the utility model aims at providing a multistage glycerol decoloration purification system to solve the technical problems in the above background.

[0006] To achieve the above object, the utility model provides the following technical scheme: A multistage glycerol decolorization purification system, including the base, the top of base is equipped with lower box, the top of lower box is equipped with upper box, the inside of upper box is fixed with fixed cylinder through fixed link, the both sides below of fixed cylinder is equipped with oil return, and the both sides above of fixed cylinder is equipped with oil outlet pipe, the inside upper of upper box is equipped with piston box, and the side of piston box is respectively connected with air inlet pipe and exhaust pipe, the other side of piston box is installed with reciprocating screw rod, and one end of reciprocating screw rod is fixed with driven bevel gear, the outer surface of reciprocating screw rod is equipped with screw seat, one side of screw seat is fixed with piston rod, and one end of piston rod extends to the inside of piston box and is fixed with piston plate, the top of upper box is equipped with motor, the output of motor is connected with drive shaft extending to the inside of fixed cylinder, the outer surface of drive shaft is respectively equipped with driving bevel gear, connecting rod and spiral blade, and one end of connecting rod is fixed with oil distribution groove, the inside below of lower box is fixed with mounting cylinder through support rod, the inside of mounting cylinder is respectively equipped with first activated carbon plate, second activated carbon plate and third activated carbon plate, the outer surface of lower box is respectively equipped with observation window and color contrast card.

[0007] Further, the top of the base is provided with a hydraulic rod on both sides, and the output end of the hydraulic rod is fixed with the connecting block.

[0008] By adopting the above technical scheme, when the activated carbon plate needs to be replaced and maintained, the hydraulic rod lifts the upper box through the connecting block, thereby facilitating the replacement of the activated carbon plate.

[0009] Further, the bottom of the upper box is provided with a sealing ring, and the top of the lower box is provided with a sealing groove, and the sealing ring is matched with the sealing groove.

[0010] By adopting the above technical scheme, the sealing property between the upper box and the lower box is improved under the cooperation of the sealing ring and the sealing groove, so that glycerol leakage is avoided.

[0011] Further, the lower side of the upper box is provided with an automatic pressure relief valve.

[0012] By adopting the above technical scheme, when the air pressure in the upper box and the lower box reaches a certain threshold value, the automatic pressure relief valve can automatically relieve pressure, so that the air outside cannot be sucked into the box due to excessive pressure in the box.

[0013] Further, the upper side of the other side of the upper box is provided with an oil inlet pipe, and the bottom of the lower box is provided with an oil outlet pipe.

[0014] By adopting the above technical scheme, the oil inlet pipe facilitates the input of glycerol into the decolorization device, and after decolorization, the oil outlet pipe can discharge glycerol.

[0015] Further, the outer surfaces of the oil inlet pipe, the air inlet pipe and the air outlet pipe are provided with one-way valves.

[0016] By adopting the above technical scheme, the one-way valves on the air inlet pipe and the air outlet pipe can control the air flow direction in the pipes, and the one-way valve on the oil inlet pipe can prevent air from being discharged from the oil inlet pipe.

[0017] Further, the inner wall of the fixing cylinder is provided with an electric heating wire.

[0018] By adopting the above technical scheme, the electric heating wire can preheat the activated carbon plate, thereby increasing the activity of the activated carbon plate and improving the decolorization effect of the activated carbon plate on glycerol.

[0019] Further, the outer surface of the upper box body is provided with a control panel, and the electric heating wire, the hydraulic rod and the motor are electrically connected with the control panel.

[0020] By adopting the above technical scheme, the staff can control the electric heating wire, the hydraulic rod and the motor through the control panel.

[0021] Further, the air inlet pipe is internally provided with a filter element.

[0022] By adopting the above technical scheme, the filter element can filter dust in the air, thereby avoiding pollution of glycerol by the dust.

[0023] In summary, the utility model mainly has the following beneficial effects:

[0024] 1. The utility model discloses a piston box, piston plate, piston rod, air inlet pipe, air outlet pipe, driving bevel gear, reciprocating screw rod and driven bevel gear are equipped, when decolorizing, the motor rotation makes the driving shaft drive the driving bevel gear rotation, and the driving bevel gear rotation can make the driven bevel gear rotation, so that the reciprocating screw rod rotates, and the reciprocating screw rod rotation makes the threaded seat drive the piston rod left and right reciprocating movement, and then makes the piston plate do left and right piston movement in the piston box, when the piston plate moves to the right, the outside air enters the piston box through the air inlet pipe, when the piston plate moves to the right, the air is discharged into the upper box body through the air outlet pipe, and the air pressure in the upper box body is increased, under the action of pressure, the glycerol permeation speed from the piston plate is accelerated, and the decolorization efficiency is improved.

[0025] 2. The utility model discloses a fixed cylinder, oil return port, oil outlet pipe, connecting rod and oil distribution groove are set up through the observation window, contrast card, spiral blade, and the glycerol that has been preliminarily decolorized can enter the lower box body, the motor makes the driving shaft rotate and can make the spiral blade and the connecting rod rotate, and the rotation of the screw blade can drive the glycerol to be conveyed to the upper end of the fixed cylinder and then discharge from the oil outlet pipe, the discharged glycerol can enter the oil distribution groove, and the rotation of the connecting rod can make the oil distribution groove rotate, and the rotation of the oil distribution groove can uniformly distribute the glycerol on the first activated carbon plate, three groups of activated carbon plates repeatedly decolorize the glycerol, make the glycerol decolorization more sufficient, and the staff can check the color of the glycerol at any time through the observation window and compare with the color contrast card, when the glycerol color is qualified, then show that the glycerol decolorization is completed, and the situation that the over-decolorization and glycerol re-coloring can occur is avoided.

[0026] 3. The utility model discloses a upper box body, lower box body, installation cylinder rod sealing washer, sealing groove and hydraulic rod are set up, when the activated carbon uses time is long and invalid, the staff can start hydraulic rod, and the hydraulic rod promotes the upper box body and moves upward, so that the upper box body and the lower box body separate, until the fixed cylinder is pulled out from the installation cylinder, at this time, the staff can take out three groups of activated carbon plates from the installation cylinder and replace, after replacement, the hydraulic rod contracts and drives the upper box body and moves down and combines with the lower box body, and the sealing washer is inserted into the sealing groove, thereby the airtightness between the upper box body and the lower box body is increased, avoids the phenomenon that the oil leaks, and the dismounting process is simple and convenient, and the later maintenance is time-saving and labor-saving. ACCURACY OF DRAWINGS

[0027] Figure 1 It is the structure schematic drawing of the utility model;

[0028] Figure 2 It is the sectional structure schematic drawing of the upper box body and the lower box body of the utility model;

[0029] Figure 3 It is the oil distribution groove structure schematic drawing of the utility model;

[0030] Figure 4 It is the installation cylinder structure schematic drawing of the utility model;

[0031] Figure 5 It is the piston box structure schematic drawing of the utility model;

[0032] Figure 6 It is the filter core structure schematic drawing of the utility model;

[0033] Figure 7 It is the utility model Figure 2 It is the enlarged structure schematic drawing of the place A.

[0034] In the figure: 1, base; 2, lower box body; 3, upper box body; 4, motor; 5, control panel; 6, oil inlet pipe; 7, automatic pressure relief valve; 8, oil discharge pipe; 9, hydraulic rod; 10, connecting block; 11, drive shaft; 12, piston box; 13, air inlet pipe; 14, air outlet pipe; 15, fixed rod; 16, fixed cylinder; 17, spiral blade; 18, oil return port; 19, oil outlet pipe; 20, connecting rod; 21, oil distribution groove; 22, support rod; 23, mounting cylinder; 24, heating wire; 25, first activated carbon plate; 26, second activated carbon plate; 27, third activated carbon plate; 28, driving bevel gear; 29, reciprocating screw rod; 30, threaded seat; 31, piston rod; 32, piston plate; 33, driven bevel gear; 34, sealing ring; 35, sealing groove; 36, filter element; 37, observation window; 38, color contrast card. DETAILED DESCRIPTION

[0035] The technical solutions in the embodiments of the utility model will be described clearly and completely below in combination with the drawings in the embodiments of the utility model. The embodiments described below with reference to the drawings are exemplary and are only used for explaining the utility model and cannot be understood as limiting the utility model.

[0036] The embodiments of the utility model will be described below according to the overall structure of the utility model.

[0037] Embodiment one: a multistage glycerol decolorization and purification system, like Figures 1-7As shown, including the base 1, the top of the base 1 is provided with the lower box 2, the top of the lower box 2 is provided with the upper box 3, the other side of the upper box 3 is provided with the oil inlet pipe 6, the bottom of the lower box 2 is provided with the oil outlet pipe 8, the oil inlet pipe 6 facilitates the glycerol into the decolorizing device, when the decolorizing is completed, the oil outlet pipe 8 can discharge glycerol, the inside of the upper box 3 is fixed with the fixed cylinder 16 through the fixed rod 15, the two sides of the fixed cylinder 16 are provided with the oil return port 18, and the two sides of the fixed cylinder 16 are provided with the oil outlet pipe 19, the inside of the upper box 3 is provided with the piston box 12, and the one side of the piston box 12 is respectively communicated with the air inlet pipe 13 and the air outlet pipe 14, the outer surface of the oil inlet pipe 6, the air inlet pipe 13 and the air outlet pipe 14 is provided with the one-way valve, the one-way valve on the air inlet pipe 13 and the air outlet pipe 14 can control the air flow direction in the pipe, and the one-way valve on the oil inlet pipe 6 can prevent air from being discharged from the oil inlet pipe 6, the one side of the upper box 3 is provided with the automatic pressure relief valve 7, when the air pressure in the upper box 3 and the lower box 2 reaches a certain threshold value, the automatic pressure relief valve 7 can automatically relieve pressure, so that the pressure in the box is too large to cause the outside air to be unable to be sucked into the box, the other side of the piston box 12 is provided with the reciprocating screw rod 29, one end of the reciprocating screw rod 29 is fixed with the driven bevel gear 33, the outer surface of the reciprocating screw rod 29 is provided with the threaded seat 30, one side of the threaded seat 30 is fixed with the piston rod 31, one end of the piston rod is extended to the inside of the piston box 12 and fixed with the piston plate 32, the top of the upper box 3 is provided with the motor 4, the output end of the motor 4 is connected with the driving shaft 11 extending to the inside of the fixed cylinder 16, the outer surface of the driving shaft 11 is respectively provided with the driving bevel gear 28, the connecting rod 20 and the spiral blade 17, one end of the connecting rod 20 is fixed with the oil distribution groove 21, the inside of the lower box 2 is fixed with the mounting cylinder 23 through the support rod 22, the inside of the mounting cylinder 23 is respectively provided with the first activated carbon plate 25, the second activated carbon plate 26 and the third activated carbon plate 27, the outer surface of the lower box 2 is respectively provided with the observation window 37 and the color contrast card 38.

[0038] Referring to Figure 2 In the above embodiment, the inner wall of the fixed cylinder 16 is surrounded by the heating wire 24, the heating wire 24 can preheat the activated carbon plate, thereby increasing the activity of the activated carbon plate and improving the decolorizing effect of the activated carbon plate on glycerol.

[0039] Referring to Figure 1 In the above embodiment, the outer surface of the upper box 3 is provided with the control panel 5, and the heating wire 24, the hydraulic rod 9 and the motor 4 are electrically connected with the control panel 5, and the staff can control the heating wire 24, the hydraulic rod 9 and the motor 4 through the control panel 5.

[0040] Referring to Figure 6In the above embodiment, the inside of the air inlet pipe 13 is provided with a filter core 36, which can filter dust in the air to avoid dust pollution of glycerol.

[0041] Embodiment Two: In order to facilitate the replacement of the first activated carbon plate, the second activated carbon plate and the third activated carbon plate, embodiment two is improved on the basis of embodiment one, please refer to Figures 1-2 The top of the base 1 is provided with a hydraulic rod 9, and the two sides of the upper box body 3 are fixedly provided with a connecting block 10, and the output end of the hydraulic rod 9 is fixedly connected with the connecting block 10. When it is necessary to replace and maintain the activated carbon plate, the upper box body 3 is lifted up by the hydraulic rod 9 through the connecting block 10, so that the activated carbon plate can be conveniently replaced.

[0042] Please refer to Figure 2 and Figure 7 In the above embodiment, the bottom of the upper box body 3 is provided with a sealing ring 34, and the top of the lower box body 2 is provided with a sealing groove 35, and the sealing ring 34 is matched with the sealing groove 35. Under the cooperation of the sealing ring 34 and the sealing groove 35, the sealing property between the upper box body 3 and the lower box body 2 is increased, so that the glycerol leakage is avoided.

[0043] The utility model discloses an implementation principle is: first, the staff can start motor 4 and electric heating wire 24, and electric heating wire 24 preheats to active carbon plate, and the activity of active carbon plate is increased, and immediately the staff imports glycerin into the upper box body 3 through oil inlet pipe 6, and motor 4 rotates and will make connecting rod 20 drive oil distribution plate rotation, and glycerin enters oil distribution plate and is evenly thrown out. Make glycerin evenly distribute, can avoid glycerin always impacting one part of active carbon plate when importing oil, and motor 4 rotates and makes driving shaft 11 drive driving bevel gear 28 rotation, and driving bevel gear 28 rotation can make driven bevel gear 33 rotate, to make reciprocating screw rod 29 rotate, and reciprocating screw rod 29 rotation makes threaded seat 30 drive piston rod 31 left and right reciprocating movement, and then make piston plate 32 do left and right piston movement in piston box 12, when piston plate 32 moves right, and outside air enters piston box 12 through air inlet pipe 13, when piston plate 32 moves right, and air is discharged into the upper box body 3 through exhaust pipe 14, increase the air pressure in the upper box body 3, under the action of pressure, accelerate the speed of glycerin from the penetration of piston plate 32, and glycerin passes through first active carbon plate 25, second active carbon plate 26 and third active carbon plate 27 then enters lower box body 2, and driving shaft 11 rotates and will make helical blade 17 and connecting rod 20 rotate, and threaded leaf rotation can drive glycerin to be delivered to the upper end of fixed cylinder 16 and immediately discharge from oil outlet pipe 19 mouth, and the discharged glycerin will enter oil distribution groove 21 and be distributed again, to make glycerin decolorization more sufficient, and the staff can check the color of glycerin through observation window 37 and compare with color comparison card 38 at any time, when the color of glycerin is qualified, then show that glycerin decolorization is completed, when active carbon is used for a long time and is invalid, the staff can start hydraulic rod 9, and hydraulic rod 9 drives the upper box body 3 to move upwards, to make the upper box body 3 separate from lower box body 2, until fixed cylinder 16 is pulled out from mounting cylinder 23, at this time, the staff can take three groups of active carbon plates from mounting cylinder 23 and replace, after replacement, hydraulic rod 9 contracts and drives the upper box body 3 to move down and combine with lower box body 2, and sealing ring 34 is inserted into sealing groove 35, to increase the airtightness between the upper box body 3 and lower box body 2, avoid the phenomenon of oil leakage.

[0044] Although the embodiments of the utility model have been shown and described, the specific embodiments are only the explanation of the utility model, and it is not the limitation of the utility model, and the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable way, and the person skilled in the art can make the modification, replacement and change of the embodiment without creative contribution after reading the specification without departing from the principle and the purpose of the utility model, but as long as in the claim range of the utility model, it is protected by the patent law.

Claims

1. A multi-stage glycerol decolorization purification system comprising a base (1), characterized in that: The top of the base (1) is provided with a lower box (2), the top of the lower box (2) is provided with an upper box (3), the inside of the upper box (3) is fixed with a fixed cylinder (16) through a fixed rod (15), the lower sides of the fixed cylinder (16) are provided with oil return ports (18), and the upper sides of the fixed cylinder (16) are penetrated through oil outlet pipes (19), the upper inside of the upper box (3) is provided with a piston box (12), and the side of the piston box (12) is respectively communicated with an air inlet pipe (13) and an exhaust pipe (14), the other side of the piston box (12) is installed with a reciprocating screw rod (29), and one end of the reciprocating screw rod (29) is fixed with a driven bevel gear (33), the outer surface of the reciprocating screw rod (29) is provided with a threaded seat (30), one side of the threaded seat (30) is fixed with a piston rod (31), one end of the piston rod (31) extends to the inside of the piston box (12) and is fixed with a piston plate (32), the top of the upper box (3) is provided with a motor (4), the output end of the motor (4) is connected with a driving shaft (11) extending to the inside of the fixed cylinder (16), the outer surface of the driving shaft (11) is respectively provided with a driving bevel gear (28), a connecting rod (20) and a spiral blade (17), one end of the connecting rod (20) is fixed with a oil distribution groove (21), the lower inside of the lower box (2) is fixed with a mounting cylinder (23) through a supporting rod (22), the inside of the mounting cylinder (23) is respectively provided with a first activated carbon plate (25), a second activated carbon plate (26) and a third activated carbon plate (27), the outer surface of the lower box (2) is respectively provided with an observation window (37) and a color contrast card (38).

2. The multi-stage glycerol decolorization purification system according to claim 1, characterized in that: The top of the base (1) is provided with a lower box (2), the top of the lower box (2) is provided with an upper box (3), the inside of the upper box (3) is fixed with a fixed cylinder (16) through a fixed rod (15), the lower sides of the fixed cylinder (16) are provided with oil return ports (18), and the upper sides of the fixed cylinder (16) are penetrated through oil outlet pipes (19), the upper inside of the upper box (3) is provided with a piston box (12), and the side of the piston box (12) is respectively communicated with an air inlet pipe (13) and an exhaust pipe (14), the other side of the piston box (12) is installed with a reciprocating screw rod (29), and one end of the reciprocating screw rod (29) is fixed with a driven bevel gear (33), the outer surface of the reciprocating screw rod (29) is provided with a threaded seat (30), one side of the threaded seat (30) is fixed with a piston rod (31), one end of the piston rod (31) extends to the inside of the piston box (12) and is fixed with a piston plate (32), the top of the upper box (3) is provided with a motor (4), the output end of the motor (4) is connected with a driving shaft (11) extending to the inside of the fixed cylinder (16), the outer surface of the driving shaft (11) is respectively provided with a driving bevel gear (28), a connecting rod (20) and a spiral blade (17), one end of the connecting rod (20) is fixed with a oil distribution groove (21), the lower inside of the lower box (2) is fixed with a mounting cylinder (23) through a supporting rod (22), the inside of the mounting cylinder (23) is respectively provided with a first activated carbon plate (25), a second activated carbon plate (26) and a third activated carbon plate (27), the outer surface of the lower box (2) is respectively provided with an observation window (37) and a color contrast card (38).

3. The multi-stage glycerol decolorization purification system according to claim 1, characterized in that: The top of the base (1) is provided with a lower box (2), the top of the lower box (2) is provided with an upper box (3), the inside of the upper box (3) is fixed with a fixed cylinder (16) through a fixed rod (15), the lower sides of the fixed cylinder (16) are provided with oil return ports (18), and the upper sides of the fixed cylinder (16) are penetrated through oil outlet pipes (19), the upper inside of the upper box (3) is provided with a piston box (12), and the side of the piston box (12) is respectively communicated with an air inlet pipe (13) and an exhaust pipe (14), the other side of the piston box (12) is installed with a reciprocating screw rod (29), and one end of the reciprocating screw rod (29) is fixed with a driven bevel gear (33), the outer surface of the reciprocating screw rod (29) is provided with a threaded seat (30), one side of the threaded seat (30) is fixed with a piston rod (31), one end of the piston rod (31) extends to the inside of the piston box (12) and is fixed with a piston plate (32), the top of the upper box (3) is provided with a motor (4), the output end of the motor (4) is connected with a driving shaft (11) extending to the inside of the fixed cylinder (16), the outer surface of the driving shaft (11) is respectively provided with a driving bevel gear (28), a connecting rod (20) and a spiral blade (17), one end of the connecting rod (20) is fixed with a oil distribution groove (21), the lower inside of the lower box (2) is fixed with a mounting cylinder (23) through a supporting rod (22), the inside of the mounting cylinder (23) is respectively provided with a first activated carbon plate (25), a second activated carbon plate (26) and a third activated carbon plate (27), the outer surface of the lower box (2) is respectively provided with an observation window (37) and a color contrast card (38).

4. The multi-stage glycerol decolorization purification system according to claim 1, characterized in that: ​ 5. The multi-stage glycerol decolorization purification system according to claim 4, characterized in that: ​ 6. The multi-stage glycerol decolorization purification system according to claim 5, characterized in that: ​ 7. The multi-stage glycerol decolorization purification system according to claim 2, characterized in that: ​ 8. The multi-stage glycerol decolorization purification system according to claim 7, characterized in that: ​ 9. The multi-stage glycerol decolorization purification system according to claim 1, characterized in that: ​

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