CN208791589U - Waste lubricating oil recycling circulation pretreatment system - Google Patents
Waste lubricating oil recycling circulation pretreatment system Download PDFInfo
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- CN208791589U CN208791589U CN201821053662.5U CN201821053662U CN208791589U CN 208791589 U CN208791589 U CN 208791589U CN 201821053662 U CN201821053662 U CN 201821053662U CN 208791589 U CN208791589 U CN 208791589U
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Abstract
The utility model is related to a kind of waste lubricating oil recycling circulation pretreatment system, belongs to waste lubricating oil reclaimer technical field.The waste lubricating oil recycling circulation pretreatment system of the utility model includes adsorption reaction tank, settling tank, siphon pipe, precipitating drain hole, discharge nozzle, centrifuge, solid drain hole, silica-gel feed tube and silica regeneration tower, settling tank is connected with adsorption reaction tank by discharge nozzle, and settling tank is connected with centrifuge by siphon pipe；Centrifuge is located at below settling tank；Silica-gel feed tube is set on silica gel recovery tower, and silica-gel feed tube is connected with solid drain hole, and silica-gel feed tube is connected with precipitating drain hole；Multiple detachable column plates are also set up in silica regeneration tower, multiple apertures are set on detachable column plate, regenerator tower lid is arranged in the top of silica regeneration tower, and regenerator tower covers setting gas outlet and cleaning solution import, and the gentle body import of discharge port is arranged in the bottom of silica regeneration tower.The good impurity removing effect of the utility model, is not easy to plug equipment pipe.
Description
Technical field
The utility model relates to a kind of waste lubricating oils to recycle circulation pretreatment system, belong to waste lubricating oil reclaimer technology
Field.
Background technique
It is rotten that lubricating oil will appear deterioration in use for some time, rotten ingredient be mainly alkane, cycloalkane and
Aromatic hydrocarbons, they, which are oxidized easily, generates aldehyde, ketone, alcohol, phenols, resin, colloid, pitch colloidal materials, carbon black and organic acid, an oxygen
Change the harmful substances such as carbon, carbon dioxide, water, hydrogen.In addition, in use, being also easy to be mixed into dust, sandy soil and the gold of abrasion
The impurity such as metal particles；It can also will become other harmful substances after certain depletion of additives or failure and remain in waste oil, shape
At waste lubricating oil.
Table 1 gives the situation of change of physical and chemical index before and after engine lubricating oil use.It can be seen that after lubricating oil use
Density, mechanical admixture, carbon residue, ash content, acid value and coloration increase, and kinematic viscosity and pour point reduce, when these indexs reach certain
When limit value, lubricating oil loses the value continued to use, forms waste lubricating oil.
Physical and chemical index before and after 1 engine oil use of table
Waste lubricant oil regeneration is frequently with distillation-method for refining at present, by distillation process by qualified lubricating base oils with add
Add agent, mechanical admixture, carbon residue and ash content to separate, obtains regeneration crude oil；It regenerates crude oil and is passing through decolorizing and refining process, finally obtain
Meet the lubricating base oils of new oil standard.
It is produced in waste lubricating oil containing resin, colloid, pitch colloidal materials, carbon black and the wear and tear in machines generated by oxidation
The impurity such as the ash content that raw mechanical admixture and external environment introduce, will constantly accumulate, finally into Distallation systm in distillation process
Distillation equipment oil circuit is caused to block, only shut-down (breakdown) mainteance.Therefore, waste lubricating oil must be pre-processed before entering Distallation systm,
Above-mentioned impurity is removed as far as possible, to extend distillation stream time, reduces enterprise's cost of overhaul, economic benefit is provided.
For a long time, waste lubricating oil preprocess method rests in two methods of natural subsidence and chemical settling.Naturally heavy
Drop method is that the waste oil of collection is placed in tank to place certain time, makes partial impurities precipitation and separation using sedimentation theory；Change
The speed that sedimentation accelerates natural subsidence by the way that chemical settling agent is added is learned, impurity separative efficiency, common chemical settling are improved
Agent has waterglass, soda ash, sodium phosphate etc..Since natural sedimentation is simple and easy, overwhelming majority enterprise all uses this side at present
Method.But natural subsidence can only remove biggish solid impurity particle, the removal effect of impurity is bad.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of new waste lubricating oil recycling circulation pretreatment systems, should
Silica gel absorption pretreatment waste lubricating oil can be used in waste lubricating oil recycling circulation pretreatment system, and impurity removal effect is good.
In order to solve the above technical problems, the waste lubricating oil recycling circulation pretreatment system of the utility model includes adsorption reaction
Tank, further include settling tank, siphon pipe, precipitating drain hole, discharging pipe centrifuge, solid drain hole, silica-gel feed tube and silica gel again
Raw tower, the settling tank are connected with adsorption reaction tank by discharge nozzle, and the settling tank is connected with centrifuge by siphon pipe；Institute
Centrifuge is stated to be located at below settling tank；
Silica-gel feed tube is set on the silica regeneration tower, and the silica-gel feed tube is connected with solid drain hole, the silicon
Glue feed pipe is connected with precipitating drain hole；Multiple detachable column plates are also set up in the silica regeneration tower, are set on detachable column plate
Multiple column plate apertures are set, regenerator tower lid is arranged in the top of silica regeneration tower, and regenerator tower covers setting gas outlet and cleaning solution
The gentle body import of discharge port is arranged in the bottom of import, silica regeneration tower.
Preferably, it is hollow beads that the siphon pipe, which is placed on the port in settling tank, and multiple ends are arranged on hollow beads
Mouth aperture.
Preferably, the system also includes collet, blender, feed inlet, gas outlet, temperature detector, controller, valves
Door；
The collet, feed inlet and gas outlet are arranged on adsorption reaction tank, and the temperature detector and blender are equal
It is arranged in adsorption reaction tank；
Setting heat exchange material inlet pipe and heat exchange material outlet on the collet, the valve setting is in heat exchange material inlet pipe
On, the controller is connected with valve and temperature detector.
Preferably, the system also includes baiting valve, the baiting valve is arranged on discharge nozzle.
Preferably, the system also includes precipitating baiting valve, the bottom of settling tank is arranged in the precipitating drain hole, described
Baiting valve setting is precipitated on precipitating drain hole.
Preferably, the system also includes solid baiting valve and liquid vomit pipe, the solid drain hole setting is being centrifuged
The bottom of machine, the solid baiting valve are arranged on solid drain hole, and the liquid vomit pipe is arranged on centrifuge.
The utility model has the advantages that the waste lubricating oil recycling circulation pretreatment system of the utility model includes adsorption reaction tank, further includes sedimentation
Tank, siphon pipe, precipitating drain hole, discharging pipe centrifuge, solid drain hole, silica-gel feed tube and silica regeneration tower, the sedimentation
Tank is connected with adsorption reaction tank by discharge nozzle, and the settling tank is connected with centrifuge by siphon pipe；The centrifuge is located at
Below settling tank；Silica-gel feed tube is set on the silica gel recovery tower, and the silica-gel feed tube is connected with solid drain hole, described
Silica-gel feed tube is connected with precipitating drain hole.
Waste lubricating oil staticly settles in settling tank again after carrying out adsorption reaction with silica gel in adsorption reaction tank, removes big
Partial impurities, the lubricating oil after standing enters centrifuge from siphon pipe under the action of gravity and air pressure, since liquid is easier
Into siphon pipe, therefore further selectivity separates solid and liquid to siphon pipe.Waste lubricating oil into centrifuge passes through
Impurity is further removed after centrifugation, pretreating effect is good, and pretreated waste lubricating oil can be used to refine, and does not block purification work
The pipeline of skill can improve the service life of purification apparatus.
Multiple detachable column plates are also set up in silica regeneration tower, and multiple apertures, silica regeneration tower are set on detachable column plate
Top regenerator tower lid is set, regenerator tower covers setting gas outlet and cleaning solution import, the bottom setting of silica regeneration tower
Discharge port and gas feed.
Silica gel after adsorbing contaminant can be regenerated in silica gel recovery tower, and the silica gel after regeneration can return to adsorption reaction tank
Middle repetitive cycling recycles.
Detailed description of the invention
The waste lubricating oil recycling circulation pretreatment system figure of Fig. 1 the utility model；
Fig. 2 is the siphon pipe figure of the utility model；
Fig. 3 is the column plate figure of silica regeneration tower；
Adsorption reaction tank；11- collet；12- blender；13- feed inlet；14- discharge nozzle；141- baiting valve；15- outlet
Mouthful；16- heat exchange material outlet；17- heat exchange material inlet pipe；171- valve；18- temperature detector；19- controller；2- sedimentation
Tank；21- siphon pipe；The port 211-；The port 212- aperture；22- precipitates drain hole；221- precipitates baiting valve；3- centrifuge；31-
Liquid vomit pipe；32- solid drain hole；321- solid baiting valve；5- silica regeneration tower；The detachable column plate of 51-；511- column plate is small
Hole；52- gas feed；53- silica-gel feed tube；54- regenerator tower lid；The gas outlet 55-；56- discharge port 57- and cleaning solution into
Mouthful.
Specific embodiment
Specific embodiment of the present utility model is further described below with reference to embodiment, not therefore by this reality
It is limited among the embodiment described range with novel.
The waste lubricating oil recycling circulation pretreatment system of the utility model as shown in Figure 1 includes adsorption reaction tank 1, further includes
Settling tank 2, siphon pipe 21, precipitating drain hole 22, discharge nozzle 14, centrifuge 3, solid drain hole 32, silica-gel feed tube 53 and silicon
Glue regenerator 5, the settling tank 2 are connected with adsorption reaction tank 1 by discharge nozzle 14, and the settling tank 2 passes through with centrifuge 3
Siphon pipe 21 is connected；The centrifuge 3 is located at 2 lower section of settling tank；
Silica-gel feed tube 53 is set on the silica regeneration tower 5, the silica-gel feed tube 53 is connected with solid drain hole 32,
The silica-gel feed tube 53 is connected with precipitating drain hole 22；Multiple detachable column plates 51 are also set up in the silica regeneration tower 5, such as
Shown in Fig. 3, multiple column plate apertures 511 are set on detachable column plate 51, regenerator tower lid 54 is arranged in the top of silica regeneration tower 5,
Gas outlet 55 and cleaning solution import 57, the bottom setting discharge port 56 and gas of silica regeneration tower 5 are set on regenerator tower lid 54
Import 52.
Adsorption reaction tank 1 is added in rebirth silica gel and waste lubricating oil, is entered again by discharge nozzle 14 after carrying out adsorption reaction
It is staticly settled in settling tank 2, removes most of impurity, the lubricating oil after standing is under the action of gravity and air pressure from siphon pipe
21 enter centrifuge 3, and since liquid is easier to enter siphon pipe, the further selectivity of siphon pipe divides solid and liquid
From.Waste lubricating oil into centrifuge 3 further removes impurity after centrifugation, and pretreating effect is good, pretreated useless profit
Lubricating oil is refined from liquid vomit pipe, the silica gel residue pre-processed by precipitating drain hole 22 and solid drain hole 32 into
Enter silica-gel feed tube 53, enters back into silica regeneration tower 5.
Silica gel residue after absorption falls on the detachable column plate 51 in silica regeneration tower 5, is passed through water in gas feed 52
Steam treated silica gel residue, gas are passed through from column plate aperture 511, more uniform processing silica gel residue, and tail gas is from 55 row of gas outlet
It removes, is passed through water from cleaning solution import 57 again after steam treated silica gel residue and is washed, again from gas feed 52 after washing
Hot-air is passed through to be dried, i.e. recycling obtains rebirth silica gel, dismantles regenerator tower lid 54, the silica gel after drying is taken out, after
Continuous circulation is for the adsorption reaction in adsorption reaction tank 1.The waste liquid of washing can be discharged from discharge port 56.
As shown in Figure 2, it is preferred that it is hollow beads that the siphon pipe 21, which is placed on the port 211 in settling tank 2, hollow
Multiple port apertures 212 are set on bead.
Liquid waste lubricating oil be easier to by port aperture 212 enter hollow beads inside, and solid be intercepted at it is hollow small
Outside ball, therefore can more preferably it be separated by solid-liquid separation.
Preferably to control silica gel absorption, need to stir, and control the temperature of absorption, therefore further, the system
It further include collet 11, blender 12, feed inlet 13, gas outlet 15, temperature detector 18, controller 19, valve 171；
The collet 11, feed inlet 13 and gas outlet 15 are arranged on adsorption reaction tank 1,18 He of temperature detector
Blender 12 is arranged in adsorption reaction tank 1；
Setting heat exchange material inlet pipe 17 and heat exchange material outlet 16 on the collet 11, the setting of valve 171 are exchanging heat
On material inlet pipe 17, the controller 19 is connected with valve 171 and temperature detector 18.
Turn on agitator 12 drives rebirth silica gel and waste lubricating oil mixing and absorption when work, and exchange heat material, such as water, water steam
Gas etc. is entered in collet 11 by heat exchange material inlet pipe 17 and waste lubricating oil heat exchange, then flows out from heat exchange material outlet 16；Temperature
The temperature that detector 18 detects waste lubricating oil is spent, the temperature that will test passes to controller 19, and controller 19 is further according to detection
The switch degree of difference control valve 171 between the temperature of the temperature and setting that arrive, to temperature be controlled attached in setting value
Closely.Tail gas in adsorption reaction tank 1 can be discharged from gas outlet 15.
Further, the system also includes baiting valve 141, the baiting valve 141 is arranged on discharge nozzle 14.
Baiting valve 141 is closed when adsorbing in adsorption reaction tank 1, baiting valve 141 is opened after absorption, waste lubricating oil is from out
Expects pipe 14 enters settling tank 2.
Further, the system also includes precipitating baiting valve 221, settling tank 2 is arranged in the precipitating drain hole 22
Bottom, the setting of precipitating baiting valve 221 is on precipitating drain hole 22.
After waste lubricating oil settles in settling tank 2, precipitating baiting valve 221 is opened, the precipitating of bottom is from precipitating drain hole 22
Discharge, the bottom that settling tank 2 is arranged in precipitating drain hole 22 are easier to utilize gravity that precipitating is discharged.
Further, the system also includes solid baiting valve 321 and liquid vomit pipe 31, the solid drain hole 32 is set
It sets in the bottom of centrifuge 3, the solid baiting valve 321 is arranged on solid drain hole 32, and the liquid vomit pipe 31 is arranged
On centrifuge 3.
After waste lubricating oil is centrifuged in centrifuge 3, liquid is flowed out from liquid vomit pipe 31, can be entered process for refining, be opened
Solid baiting valve 321, the solid for being centrifuged motor spindle are discharged from solid drain hole 32.
Claims (6)
1. waste lubricating oil recycling circulation pretreatment system, including adsorption reaction tank (1), which is characterized in that further include settling tank
(2), siphon pipe (21), precipitating drain hole (22), discharge nozzle (14), centrifuge (3), solid drain hole (32), silica-gel feed tube
(53) it is connected with adsorption reaction tank (1) by discharge nozzle (14) with silica regeneration tower (5), the settling tank (2), the settling tank
(2) it is connected with centrifuge (3) by siphon pipe (21)；The centrifuge (3) is located at below settling tank (2)；
Silica-gel feed tube (53) are set on the silica regeneration tower (5), the silica-gel feed tube (53) and solid drain hole (32)
It is connected, the silica-gel feed tube (53) is connected with precipitating drain hole (22)；It is also set up in the silica regeneration tower (5) multiple removable
It unloads column plate (51), multiple column plate apertures (511) is set on detachable column plate (51), regeneration is arranged in the top of silica regeneration tower (5)
Gas outlet (55) and cleaning solution import (57), the bottom of silica regeneration tower (5) are arranged on regenerator tower lid (54) for tower tower lid (54)
Discharge port (56) and gas feed (52) are set.
2. waste lubricating oil recycling circulation pretreatment system according to claim 1, which is characterized in that the siphon pipe (21)
The port (211) being placed in settling tank (2) is hollow beads, and multiple port apertures (212) are arranged on hollow beads.
3. waste lubricating oil recycling circulation pretreatment system according to claim 1 or 2, which is characterized in that the system is also
Including collet (11), blender (12), feed inlet (13), gas outlet (15), temperature detector (18), controller (19), valve
(171)；
The collet (11), feed inlet (13) and gas outlet (15) are arranged on adsorption reaction tank (1), the temperature detector
(18) it is arranged in adsorption reaction tank (1) with blender (12)；
Setting heat exchange material inlet pipe (17) and heat exchange material outlet (16) on the collet (11), valve (171) setting exist
It exchanges heat on material inlet pipe (17), the controller (19) is connected with valve (171) and temperature detector (18).
4. waste lubricating oil recycling circulation pretreatment system according to claim 1 or 2, which is characterized in that the system is also
Including baiting valve (141), the baiting valve (141) is arranged on discharge nozzle (14).
5. waste lubricating oil recycling circulation pretreatment system according to claim 1 or 2, which is characterized in that the system is also
Including precipitating baiting valve (221), the precipitating drain hole (22) is arranged in the bottom of settling tank (2), the precipitating baiting valve
(221) setting is in precipitating drain hole (22).
6. waste lubricating oil recycling circulation pretreatment system according to claim 1 or 2, which is characterized in that the system is also
Including solid baiting valve (321) and liquid vomit pipe (31), the solid drain hole (32) is arranged in the bottom of centrifuge (3),
The solid baiting valve (321) is arranged on solid drain hole (32), and the liquid vomit pipe (31) is arranged in centrifuge (3)
On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821053662.5U CN208791589U (en) | 2018-07-04 | 2018-07-04 | Waste lubricating oil recycling circulation pretreatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821053662.5U CN208791589U (en) | 2018-07-04 | 2018-07-04 | Waste lubricating oil recycling circulation pretreatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208791589U true CN208791589U (en) | 2019-04-26 |
Family
ID=66201849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821053662.5U Active CN208791589U (en) | 2018-07-04 | 2018-07-04 | Waste lubricating oil recycling circulation pretreatment system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208791589U (en) |
-
2018
- 2018-07-04 CN CN201821053662.5U patent/CN208791589U/en active Active
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