CN208617789U - Waste lubricating oil recycles pretreatment unit - Google Patents
Waste lubricating oil recycles pretreatment unit Download PDFInfo
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- CN208617789U CN208617789U CN201821053141.XU CN201821053141U CN208617789U CN 208617789 U CN208617789 U CN 208617789U CN 201821053141 U CN201821053141 U CN 201821053141U CN 208617789 U CN208617789 U CN 208617789U
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Abstract
The utility model is related to a kind of waste lubricating oil recycling pretreatment unit, belongs to waste lubricating oil reclaimer technical field.The waste lubricating oil recycling pretreatment unit of the utility model includes adsorption reaction tank, and settling tank, discharge nozzle, centrifuge and siphon pipe, settling tank are 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.Waste lubricating oil staticly settles in settling tank again after carrying out adsorption reaction with silica gel in adsorption reaction tank, remove most of impurity, lubricating oil after standing enters centrifuge from siphon pipe under the action of gravity and air pressure, since liquid is easier to enter siphon pipe, the further selectivity of siphon pipe separates solid and liquid.Waste lubricating oil into centrifuge further removes impurity after centrifugation, and pretreating effect is good.
Description
Technical field
The utility model relates to a kind of waste lubricating oils to recycle pretreatment unit, belong to waste lubricating oil reclaimer technology neck
Domain.
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 oils to recycle pretreatment unit, the useless profit
Silica gel absorption pretreatment waste lubricating oil can be used in lubricating oil recycling pretreatment unit, and impurity removal effect is good.
In order to solve the above technical problems, the waste lubricating oil recycling pretreatment unit of the utility model includes adsorption reaction tank,
It further include settling tank, discharge nozzle, centrifuge and siphon pipe, the settling tank is connected with adsorption reaction tank by discharge nozzle, described
Settling tank is connected with centrifuge by siphon pipe；The centrifuge is located at below settling tank.
Preferably, it is hollow beads that the siphon pipe, which is placed on the port in settling tank, is arranged on hollow beads multiple small
Hole.
Further, described device further includes collet, blender, feed inlet, gas outlet, temperature detector, controller, valve
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.
Further, described device further includes baiting valve, and the baiting valve is arranged on discharge nozzle.
Further, described device further includes precipitating vomit pipe and precipitating baiting valve, and the precipitating vomit pipe setting is heavy
The bottom of tank drops, and the precipitating baiting valve setting is on precipitating vomit pipe.
Preferably, described device further includes solid vomit pipe, solid baiting valve and liquid vomit pipe, the solid vomit pipe
The bottom of centrifuge is set, and the solid baiting valve is arranged on solid vomit pipe, and the liquid vomit pipe setting is being centrifuged
On machine.
The utility model has the advantages that the waste lubricating oil recycling pretreatment unit of the utility model includes adsorption reaction tank, settling tank, discharge nozzle,
Centrifuge and siphon pipe, settling tank are 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.Waste lubricating oil in adsorption reaction tank with silica gel carry out adsorption reaction after again in settling tank it is quiet
Precipitating to be set, most of impurity is removed, the lubricating oil after standing enters centrifuge from siphon pipe under the action of gravity and air pressure, by
In liquid it is easier to enter siphon pipe, therefore further selectivity separates solid and liquid to siphon pipe.Into centrifuge
Waste lubricating oil further removes impurity after centrifugation, and pretreating effect is good, and pretreated waste lubricating oil can be used to refine,
The pipeline of process for refining is not blocked, can improve the service life of purification apparatus.
Detailed description of the invention
The waste lubricating oil of Fig. 1 the utility model recycles pretreatment device figure；
Fig. 2 is the siphon pipe figure of the utility model；
1- 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- settling tank；
21- siphon pipe；The port 211-；212- aperture；22- precipitates vomit pipe；221- precipitates baiting valve；3- centrifuge；31- liquid blowing
Pipe；32- solid vomit pipe；321- solid baiting valve.
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 pretreatment unit of the utility model as shown in Figure 1 includes adsorption reaction tank 1, further includes sedimentation
Tank 2, discharge nozzle 14, centrifuge 3 and siphon pipe 21, the settling tank 2 is connected with adsorption reaction tank 1 by discharge nozzle 14, described
Settling tank 2 is connected with centrifuge 3 by siphon pipe 21；The centrifuge 3 is located at 2 lower section of settling tank.
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
Into centrifuge 3, 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 can be used to refine, and not block the pipeline of process for refining, can improve the service life of purification apparatus.
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 apertures 212 are set on bead.
Liquid waste lubricating oil is easier to enter inside hollow beads by aperture 212, and solid is intercepted at outside hollow beads
Portion, therefore can be more preferably separated by solid-liquid separation.
Preferably to control silica gel absorption, need to stir, and control the temperature of absorption, therefore further, described device
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, described device further includes baiting valve 141, and 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, described device further includes precipitating vomit pipe 22 and precipitating baiting valve 221, and the precipitating vomit pipe 22 is set
It sets in the bottom of settling tank 2, the setting of precipitating baiting valve 221 is on precipitating vomit pipe 22.
After waste lubricating oil settles in settling tank 2, precipitating baiting valve 221 is opened, the precipitating of bottom is from precipitating vomit pipe 22
Discharge, the bottom that settling tank 2 is arranged in precipitating vomit pipe 22 are easier to utilize gravity that precipitating is discharged.
Preferably, described device further includes solid vomit pipe 32, solid baiting valve 321 and liquid vomit pipe 31, described solid
The bottom of centrifuge 3 is arranged in body vomit pipe 32, and the solid baiting valve 321 is arranged on solid vomit pipe 32, 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 vomit pipe 32.
Claims (6)
1. waste lubricating oil recycles pretreatment unit, including adsorption reaction tank (1), which is characterized in that further include settling tank (2), go out
Expects pipe (14) centrifuge (3) and siphon pipe (21), the settling tank (2) are connected with adsorption reaction tank (1) by discharge nozzle (14),
The settling tank (2) is connected with centrifuge (3) by siphon pipe (21)；The centrifuge (3) is located at below settling tank (2).
2. waste lubricating oil according to claim 1 recycles pretreatment unit, which is characterized in that the siphon pipe (21) is placed
Port (211) in settling tank (2) is hollow beads, and multiple apertures (212) are arranged on hollow beads.
3. waste lubricating oil according to claim 1 or 2 recycles pretreatment unit, which is characterized in that described device further includes
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 according to claim 1 or 2 recycles pretreatment unit, which is characterized in that described device further includes
Baiting valve (141), the baiting valve (141) are arranged on discharge nozzle (14).
5. waste lubricating oil according to claim 1 or 2 recycles pretreatment unit, which is characterized in that described device further includes
Precipitate vomit pipe (22) and precipitating baiting valve (221), the precipitating vomit pipe (22) is arranged in the bottom of settling tank (2), described
Baiting valve (221) setting is precipitated in precipitating vomit pipe (22).
6. waste lubricating oil according to claim 1 or 2 recycles pretreatment unit, which is characterized in that described device further includes
Solid vomit pipe (32), solid baiting valve (321) and liquid vomit pipe (31), the solid vomit pipe (32) are arranged in centrifuge
(3) bottom, the solid baiting valve (321) are arranged on solid vomit pipe (32), and liquid vomit pipe (31) setting exists
On centrifuge (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821053141.XU CN208617789U (en) | 2018-07-04 | 2018-07-04 | Waste lubricating oil recycles pretreatment unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821053141.XU CN208617789U (en) | 2018-07-04 | 2018-07-04 | Waste lubricating oil recycles pretreatment unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208617789U true CN208617789U (en) | 2019-03-19 |
Family
ID=65704816
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821053141.XU Active CN208617789U (en) | 2018-07-04 | 2018-07-04 | Waste lubricating oil recycles pretreatment unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208617789U (en) |
-
2018
- 2018-07-04 CN CN201821053141.XU patent/CN208617789U/en active Active
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