CN208711188U - A kind of waste oil purification-recovery system - Google Patents
A kind of waste oil purification-recovery system Download PDFInfo
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- CN208711188U CN208711188U CN201821362634.1U CN201821362634U CN208711188U CN 208711188 U CN208711188 U CN 208711188U CN 201821362634 U CN201821362634 U CN 201821362634U CN 208711188 U CN208711188 U CN 208711188U
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Abstract
This application provides a kind of waste oil purification-recovery systems, including waste oil storage tank, precoating tank, the first diatomite filter, the second diatomite filter, filtering solution feed pump, precoating solution feed pump, dreg collecting slot, recycling oil tank and controller；By the control of controller so that the waste oil purification-recovery system first carries out pre-coating process, filter process is executed again, blowback process is executed again, by waste oil also below standard after filtering be back to the waste oil storage tank continue filtering next time until detect it is up to standard, thus it is easy, efficiently, environmental protection, waste oil produced to industry at low cost carried out purification and impurity removal recycling and reusing.
Description
Technical field
The utility model relates to recovery and recycling of used resources technical fields, more particularly, to a kind of waste oil Recovery Purifying system
System.
Background technique
In industrial production, the time of oil liquid (such as machine oil, lubricating oil, hydraulic oil, conduction oil etc.) is long, Huo Zheyong
Often, inevitable that the impurity such as dust, water enter, cause the physical and chemical index of oil liquid beyond critical field, it is " good
Oil " becomes " waste oil ", influences using effect and product quality.After the physical and chemical index of oil liquid exceeds critical field, need pair
Oil liquid periodic replacement, such as machine oil is replaced to automobile time-based maintenance.
Waste oil is saved bit by bit mostly, and the yield of dangerous waste object increases, and causes environmental pollution, while having at high dangerous waste object
Reason expense.As present entire society's environmental consciousness is more more and more intense, how easy, efficient, environmental protection at low cost produces industry
Waste oil carries out the technical issues of purification and impurity removal recycling and reusing is those skilled in the art's urgent need to resolve.
Utility model content
The purpose of the embodiments of the present invention is to provide a kind of waste oil purification-recovery system.
In order to solve the above technical problems, technical solution provided by the utility model are as follows:
A kind of waste oil purification-recovery system, including waste oil storage tank, precoating tank, the first diatomite filter, the second diatomite
Filter, filtering solution feed pump, precoating solution feed pump, dreg collecting slot, recycling oil tank and controller；
The waste oil storage tank is for stirring and storing waste oil to be processed, and the recycling oil tank is for storing Recovery Purifying
The oil recovery obtained afterwards；
The liquid outlet of the precoating tank is connected to by pipeline with the inlet for precoating solution feed pump, and the precoating solution feed pump goes out
Liquid mouth passes through the threeway waste oil feed liquor with the waste oil inlet of the first diatomite filter and the second diatomite filter respectively
Mouthful connection, for the super-cell precoated in tank to be pumped into first diatomite filter and the in pre-coating process
It is precoated in two diatomite filters；
The liquid outlet of the waste oil storage tank is connected to by pipeline with the inlet of the filtering solution feed pump, the filtering feed flow
The liquid outlet of pump is useless with the waste oil inlet of the first diatomite filter and the second diatomite filter respectively by threeway
Oily inlet connection, for waste oil to be pumped into first diatomite filter and the filtering of the second diatomite in filter process
It is filtered in machine；
The waste oil inlet of first diatomite filter and the waste oil inlet of the second diatomite filter pass through pipe
Road is connected to the dreg collecting slot, for filtering first diatomite filter and the second diatomite during blowback
The filter residue excessively that machine blowback falls off drains into dreg collecting slot；
The oil recovery liquid outlet of first diatomite filter and the oil recovery liquid outlet of the second diatomite filter
It is connected to by pipeline with the inlet of waste oil storage tank, to be stored up for waste oil also below standard after filtering to be back to the waste oil
Tank continuation is filtered next time；
The oil recovery liquid outlet of first diatomite filter and the oil recovery liquid outlet of the second diatomite filter
It is connected to by pipeline with the inlet for recycling oil tank；
The controller and first diatomite filter, the second diatomite filter, filtering solution feed pump and precoating
Solution feed pump electrical connection is supplied with controlling first diatomite filter, the second diatomite filter, filtering solution feed pump and precoating
The movement of liquid pump according to first pre-coating process refilter process again blowback process sequencing execute.
Preferably, the pipeline that the liquid outlet of the precoating solution feed pump is connected to the waste oil inlet of the first diatomite filter
On be provided with pneumatic ball valve component one；
It is arranged on the pipeline that the liquid outlet of the precoating solution feed pump is connected to the waste oil inlet of the second diatomite filter
There is pneumatic ball valve component two；
The pneumatic ball valve component one and pneumatic ball valve component two include pneumatic ball valve, letter in reply device, moisture trap
And reversing solenoid valve, the air inlet of the moisture trap is connected to by pipeline with the gas outlet of compressed air reservoir, described
Reversing solenoid valve be electrically connected with the controller with for according to first pre-coating process refilter process again blowback process sequencing will
Pneumatic ball valve opens or closes.
Preferably, the pipeline that the liquid outlet of the filtering solution feed pump is connected to the waste oil inlet of the first diatomite filter
On be provided with pneumatic ball valve component three；
It is arranged on the pipeline that the liquid outlet of the filtering solution feed pump is connected to the waste oil inlet of the second diatomite filter
There is pneumatic ball valve component four；
The pneumatic ball valve component three and pneumatic ball valve component four include pneumatic ball valve, letter in reply device, moisture trap
And reversing solenoid valve, the air inlet of the moisture trap is connected to by pipeline with the gas outlet of compressed air reservoir, described
Reversing solenoid valve be electrically connected with the controller with for according to first pre-coating process refilter process again blowback process sequencing will
Pneumatic ball valve opens or closes.
Preferably, it is provided on the pipeline that the waste oil inlet of first diatomite filter is connected to the dreg collecting slot
Pneumatic ball valve component five；
Pneumatic ball is provided on the pipeline that the waste oil inlet of second diatomite filter is connected to the dreg collecting slot
Valve module six；
The pneumatic ball valve component five and pneumatic ball valve component six include pneumatic ball valve, letter in reply device, moisture trap with
And reversing solenoid valve, the air inlet of the moisture trap is connected to by pipeline with the gas outlet of compressed air reservoir, described to change
It is electrically connected with the controller gas to solenoid valve with the sequencing for refiltering process blowback process again according to first pre-coating process
Dynamic ball valve opens or closes.
Preferably, the pipe that the oil recovery liquid outlet of first diatomite filter is connected to the inlet of recycling oil tank
Pneumatic ball valve component seven is provided on road；
It is set on the pipeline that the oil recovery liquid outlet of second diatomite filter is connected to the inlet of recycling oil tank
It is equipped with pneumatic ball valve component eight；
The pneumatic ball valve component seven and pneumatic ball valve component eight include pneumatic ball valve, letter in reply device, moisture trap with
And reversing solenoid valve, the air inlet of the moisture trap is connected to by pipeline with the gas outlet of compressed air reservoir, described to change
It is electrically connected with the controller gas to solenoid valve with the sequencing for refiltering process blowback process again according to first pre-coating process
Dynamic ball valve opens or closes.
Preferably, the pipeline that the oil recovery liquid outlet of first diatomite filter is connected to the inlet of waste oil storage tank
On be provided with pneumatic ball valve component nine；
It is arranged on the pipeline that the oil recovery liquid outlet of second diatomite filter is connected to the inlet of waste oil storage tank
There is pneumatic ball valve component ten；
The pneumatic ball valve component nine and pneumatic ball valve component ten include pneumatic ball valve, letter in reply device, moisture trap with
And reversing solenoid valve, the air inlet of the moisture trap is connected to by pipeline with the gas outlet of compressed air reservoir, described to change
It is electrically connected with the controller gas to solenoid valve with the sequencing for refiltering process blowback process again according to first pre-coating process
Dynamic ball valve opens or closes.
Preferably, the liquid outlet of the precoating solution feed pump also passes through pipeline and is connected to the inlet of the precoating tank, described
Being provided on the pipeline that the liquid outlet of precoating solution feed pump is connected to the inlet of the precoating tank will be described pre- for emergency processing
The super-cell for applying the liquid outlet discharge of solution feed pump is directly back to the pneumatic ball valve component 11 of the precoating tank；
The pneumatic ball valve component 11 includes pneumatic ball valve, letter in reply device, moisture trap and reversing solenoid valve, described
The air inlet of moisture trap is connected to by pipeline with the gas outlet of compressed air reservoir, and the pneumatic ball valve component 11 changes
It is electrically connected with the controller to solenoid valve.
Preferably, the oil recovery of the oil recovery liquid outlet of first diatomite filter and the second diatomite filter
Liquid outlet is also connected to by pipeline with the inlet for precoating tank, to be used for first diatomite filter in pre-coating process
And the second excessive super-cell in diatomite filter is back in precoating tank.
Preferably, further include for by the dreg collecting slot exudation oil pump to the waste oil storage tank residual oil pump, it is described
The waste oil liquid outlet of dreg collecting slot is connected to the inlet of the residual oil pump, the liquid outlet of the residual oil pump and the waste oil storage tank
Inlet connection.
This application provides a kind of waste oil purification-recovery systems, including waste oil storage tank, precoating tank, the filtering of the first diatomite
Machine, the second diatomite filter, filtering solution feed pump, precoating solution feed pump, dreg collecting slot, recycling oil tank and controller；
By the control of controller so that the waste oil purification-recovery system first carries out pre-coating process, then executes filter process,
Blowback process is executed again, and waste oil also below standard after filtering is back to the waste oil storage tank and continues filtering next time until detection
It is up to standard, thus it is easy, efficiently, environmental protection, waste oil produced to industry at low cost carried out purification and impurity removal recycling and reusing.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram for waste oil purification-recovery system that the embodiments of the present invention provide.
In figure: 1 waste oil storage tank, 2 precoating tanks, 3 first diatomite filters, 4 second diatomite filters, 5 filtering feed flows
Pump, 6 precoating solution feed pumps, 7 dreg collecting slots, 8 recycling oil tanks, 9 residual oil pumps；
001 pneumatic ball valve component one, 002 pneumatic ball valve component two, 003 pneumatic ball valve component three, 004 pneumatic ball valve component
Four, 005 pneumatic ball valve component five, 006 pneumatic ball valve component six, 007 pneumatic ball valve component seven, 008 pneumatic ball valve component eight,
009 pneumatic ball valve component nine, 010 pneumatic ball valve component ten, 011 pneumatic ball valve component 11.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is a part of the embodiment of the utility model, instead of all the embodiments.Based on the reality in the utility model
Apply example, those of ordinary skill in the art's every other embodiment obtained without making creative work, all
Belong to the range of the utility model protection.
In the description of the present invention, it should be understood that term " center ", " axial direction ", " radial direction ", " longitudinal direction ", " cross
To ", " length ", " width ", "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outside", " clockwise ",
The orientation or positional relationship of instructions such as " counterclockwise " is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing
The utility model and simplified description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with spy
Fixed orientation construction and operation, therefore should not be understood as limiting the present invention.
Referring to Fig.1, Fig. 1 is a kind of structural representation for waste oil purification-recovery system that the embodiments of the present invention provide
Figure.
This application provides a kind of waste oil purification-recovery systems, including waste oil storage tank 1, precoating tank 2, the filtering of the first diatomite
Machine 3, the second diatomite filter 4, filtering solution feed pump 5, precoating solution feed pump 6, dreg collecting slot 7, recycling oil tank 8 and controller；
The waste oil storage tank 1 purifies back for stirring and storing waste oil to be processed, the recycling oil tank 8 for storing
The oil recovery obtained after receipts；
The liquid outlet of the precoating tank 2 is connected to by pipeline with the inlet for precoating solution feed pump 6, the precoating solution feed pump 6
Liquid outlet it is useless with the waste oil inlet of the first diatomite filter 3 and the second diatomite filter 4 respectively by threeway
Oily inlet connection, to be filtered for the super-cell precoated in tank 2 to be pumped into first diatomite in pre-coating process
It is precoated in machine 3 and the second diatomite filter 4；
The liquid outlet of the waste oil storage tank 1 is connected to by pipeline with the inlet of the filtering solution feed pump 5, and the filtering supplies
The liquid outlet of liquid pump 5 by threeway respectively with the waste oil inlet of the first diatomite filter 3 and the second diatomite filter 4
The connection of waste oil inlet, for waste oil to be pumped into first diatomite filter 3 and the second diatom in filter process
It is filtered in native filter 4；
The waste oil inlet of first diatomite filter 3 and the waste oil inlet of the second diatomite filter 4 pass through
Pipeline is connected to the dreg collecting slot 7, to be used for blowback in the process for first diatomite filter 3 and the second diatomite
The filter residue excessively that 4 blowback of filter falls off drains into dreg collecting slot 7；
The oil recovery of the oil recovery liquid outlet of first diatomite filter 3 and the second diatomite filter 4 goes out liquid
Mouth is connected to by pipeline with the inlet of waste oil storage tank 1, with described useless for waste oil also below standard after filtering to be back to
Oil tank continuation is filtered next time；
The oil recovery of the oil recovery liquid outlet of first diatomite filter 3 and the second diatomite filter 4 goes out liquid
Mouth is connected to by pipeline with the inlet for recycling oil tank 8；
The controller and first diatomite filter 3, the second diatomite filter 4, filtering solution feed pump 5 and pre-
Apply solution feed pump 6 be electrically connected, with control first diatomite filter 3, the second diatomite filter 4, filtering solution feed pump 5 and
Precoat solution feed pump 6 movement according to first pre-coating process refilter process again blowback process sequencing execute.
In one embodiment of the application, the liquid outlet of the precoating solution feed pump 6 and giving up for the first diatomite filter 3
Pneumatic ball valve component 1 is provided on the pipeline of oily inlet connection；
It is set on the pipeline that the liquid outlet of the precoating solution feed pump 6 is connected to the waste oil inlet of the second diatomite filter 4
It is equipped with pneumatic ball valve component 2 002；
The pneumatic ball valve component one and pneumatic ball valve component two include pneumatic ball valve, letter in reply device, moisture trap
And reversing solenoid valve, the air inlet of the moisture trap is connected to by pipeline with the gas outlet of compressed air reservoir, described
Reversing solenoid valve be electrically connected with the controller with for according to first pre-coating process refilter process again blowback process sequencing will
Pneumatic ball valve opens or closes.
In one embodiment of the application, the liquid outlet of the filtering solution feed pump 5 and giving up for the first diatomite filter 3
Pneumatic ball valve component 3 003 is provided on the pipeline of oily inlet connection；
It is set on the pipeline that the liquid outlet of the filtering solution feed pump 5 is connected to the waste oil inlet of the second diatomite filter 4
It is equipped with pneumatic ball valve component 4 004；
The pneumatic ball valve component three and pneumatic ball valve component four include pneumatic ball valve, letter in reply device, moisture trap
And reversing solenoid valve, the air inlet of the moisture trap is connected to by pipeline with the gas outlet of compressed air reservoir, described
Reversing solenoid valve be electrically connected with the controller with for according to first pre-coating process refilter process again blowback process sequencing will
Pneumatic ball valve opens or closes.
In one embodiment of the application, the waste oil inlet of first diatomite filter 3 and the dreg collecting slot 7
Pneumatic ball valve component 5 005 is provided on the pipeline of connection；
It is provided on the pipeline that the waste oil inlet of second diatomite filter 4 is connected to the dreg collecting slot 7 pneumatic
Ball valve assembly 6 006；
The pneumatic ball valve component five and pneumatic ball valve component six include pneumatic ball valve, letter in reply device, moisture trap with
And reversing solenoid valve, the air inlet of the moisture trap is connected to by pipeline with the gas outlet of compressed air reservoir, described to change
It is electrically connected with the controller gas to solenoid valve with the sequencing for refiltering process blowback process again according to first pre-coating process
Dynamic ball valve opens or closes.
In one embodiment of the application, the oil recovery liquid outlet and oil recovery of first diatomite filter 3 are stored up
Pneumatic ball valve component 7 007 is provided on the pipeline of the inlet connection of tank 8；
On the pipeline that the oil recovery liquid outlet of second diatomite filter 4 is connected to the inlet of recycling oil tank 8
It is provided with pneumatic ball valve component 8 008；
The pneumatic ball valve component seven and pneumatic ball valve component eight include pneumatic ball valve, letter in reply device, moisture trap with
And reversing solenoid valve, the air inlet of the moisture trap is connected to by pipeline with the gas outlet of compressed air reservoir, described to change
It is electrically connected with the controller gas to solenoid valve with the sequencing for refiltering process blowback process again according to first pre-coating process
Dynamic ball valve opens or closes.
In one embodiment of the application, the oil recovery liquid outlet and waste oil storage tank 1 of first diatomite filter 3
Inlet connection pipeline on be provided with pneumatic ball valve component 9 009；
It is set on the pipeline that the oil recovery liquid outlet of second diatomite filter 4 is connected to the inlet of waste oil storage tank 1
It is equipped with pneumatic ball valve component 10；
The pneumatic ball valve component nine and pneumatic ball valve component ten include pneumatic ball valve, letter in reply device, moisture trap with
And reversing solenoid valve, the air inlet of the moisture trap is connected to by pipeline with the gas outlet of compressed air reservoir, described to change
It is electrically connected with the controller gas to solenoid valve with the sequencing for refiltering process blowback process again according to first pre-coating process
Dynamic ball valve opens or closes.
In one embodiment of the application, the liquid outlet of the precoating solution feed pump 6 also passes through pipeline and the precoating tank 2
Inlet connection, be arranged on the liquid outlet of the precoating solution feed pump 6 and the pipeline that is connected to of inlet for precoating tank 2 useful
The super-cell of the liquid outlet discharge of the precoating solution feed pump 6 is directly back in the precoating tank 2 in emergency processing
Pneumatic ball valve component 11；
The pneumatic ball valve component 11 includes pneumatic ball valve, letter in reply device, moisture trap and reversing solenoid valve,
The air inlet of the moisture trap is connected to by pipeline with the gas outlet of compressed air reservoir, the pneumatic ball valve component 11
011 reversing solenoid valve is electrically connected with the controller.
In one embodiment of the application, the oil recovery liquid outlet and the second silicon of first diatomite filter 3
The oil recovery liquid outlet of diatomaceous earth filter 4 is also connected to by pipeline with the inlet for precoating tank 2, for inciting somebody to action in pre-coating process
Excessive super-cell in first diatomite filter 3 and the second diatomite filter 4 is back to precoating tank 2
In.
In one embodiment of the application, above-mentioned waste oil purification-recovery system further includes for by the dreg collecting slot 7
In exudation oil pump to the waste oil storage tank 1 residual oil pump 9, the waste oil liquid outlet of the dreg collecting slot 7 and the residual oil pump 9 into
The connection of liquid mouth, the liquid outlet of the residual oil pump 9 are connected to the inlet of the waste oil storage tank 1.
Waste oil storage tank 1, precoating tank 2, the first diatomite filter 3, the second diatomite filter 4, filtering in the application
Solution feed pump 5, precoating solution feed pump 6, dreg collecting slot 7, recycling oil tank 8, controller, residual oil pump 9 and all pneumatic ball valve components
It is the prior art, to its structure, specification and model, there is no limit can be realized above-mentioned function using conventional model to the application
Energy herein repeats no more its structure, specification and model.
This application provides a kind of waste oil purification-recovery systems, including waste oil storage tank 1, precoating tank 2, the filtering of the first diatomite
Machine 3, the second diatomite filter 4, filtering solution feed pump 5, precoating solution feed pump 6, dreg collecting slot 7, recycling oil tank 8 and controller；
By the control of controller so that the waste oil purification-recovery system first carries out pre-coating process, then executes filter process, then executes anti-
Blow over journey, by waste oil also below standard after filtering be back to the waste oil storage tank continue filtering next time until detect it is up to standard, from
And it is easy, efficiently, environmental protection, waste oil produced to industry at low cost carried out purification and impurity removal recycling and reusing.
The method and apparatus of not detailed description are the prior art in the application, are repeated no more.
The method and its core concept of the above embodiments are only used to help understand the utility model.It should refer to
It out, for those skilled in the art, without departing from the principle of this utility model, can also be to this
Some improvement and modification can also be carried out for utility model, these improvement and modification also fall into the protection scope of the utility model claims
It is interior.
Claims (9)
1. a kind of waste oil purification-recovery system, which is characterized in that including waste oil storage tank, precoating tank, the first diatomite filter, the
Two diatomite filters, filtering solution feed pump, precoating solution feed pump, dreg collecting slot, recycling oil tank and controller；
The waste oil storage tank is for stirring and storing waste oil to be processed, and the recycling oil tank after storing Recovery Purifying for obtaining
The oil recovery arrived；
The liquid outlet of the precoating tank is connected to by pipeline with the inlet for precoating solution feed pump, the liquid outlet of the precoating solution feed pump
Connected respectively with the waste oil inlet of the waste oil inlet of the first diatomite filter and the second diatomite filter by threeway
It is logical, for the super-cell precoated in tank to be pumped into first diatomite filter and the second silicon in pre-coating process
It is precoated in diatomaceous earth filter；
The liquid outlet of the waste oil storage tank is connected to by pipeline with the inlet of the filtering solution feed pump, the filtering solution feed pump
Liquid outlet by threeway respectively with the waste oil of the waste oil inlet of the first diatomite filter and the second diatomite filter into
Liquid mouth connection, for waste oil to be pumped into first diatomite filter and the second diatomite filter in filter process
It is filtered；
The waste oil inlet of first diatomite filter and the waste oil inlet of the second diatomite filter are equal by pipeline
It is connected to the dreg collecting slot, for during blowback that first diatomite filter and the second diatomite filter is anti-
The filter residue excessively that stripping is fallen drains into dreg collecting slot；
The oil recovery liquid outlet of first diatomite filter and the oil recovery liquid outlet of the second diatomite filter are logical
Piping is connected to the inlet of waste oil storage tank, with for will after filtering also below standard waste oil be back to the waste oil storage tank after
It is continuous to filter next time；
The oil recovery liquid outlet of first diatomite filter and the oil recovery liquid outlet of the second diatomite filter are logical
Piping is connected to the inlet of recycling oil tank；
The controller and first diatomite filter, the second diatomite filter, filtering solution feed pump and precoating feed flow
Pump electrical connection, to control first diatomite filter, the second diatomite filter, filtering solution feed pump and precoating solution feed pump
Movement according to first pre-coating process refilter process again blowback process sequencing execute.
2. waste oil purification-recovery system according to claim 1, which is characterized in that it is described precoating solution feed pump liquid outlet with
Pneumatic ball valve component one is provided on the pipeline of the waste oil inlet connection of first diatomite filter；
Gas is provided on the pipeline that the liquid outlet of the precoating solution feed pump is connected to the waste oil inlet of the second diatomite filter
Dynamic ball valve assembly two；
The pneumatic ball valve component one and pneumatic ball valve component two include pneumatic ball valve, letter in reply device, moisture trap and
The air inlet of reversing solenoid valve, the moisture trap is connected to by pipeline with the gas outlet of compressed air reservoir, the commutation
Solenoid valve is electrically connected with the controller will be pneumatic with the sequencing for refiltering process blowback process again according to first pre-coating process
Ball valve opens or closes.
3. waste oil purification-recovery system according to claim 1, which is characterized in that it is described filtering solution feed pump liquid outlet with
Pneumatic ball valve component three is provided on the pipeline of the waste oil inlet connection of first diatomite filter；
Gas is provided on the pipeline that the liquid outlet of the filtering solution feed pump is connected to the waste oil inlet of the second diatomite filter
Dynamic ball valve assembly four；
The pneumatic ball valve component three and pneumatic ball valve component four include pneumatic ball valve, letter in reply device, moisture trap and
The air inlet of reversing solenoid valve, the moisture trap is connected to by pipeline with the gas outlet of compressed air reservoir, the commutation
Solenoid valve is electrically connected with the controller will be pneumatic with the sequencing for refiltering process blowback process again according to first pre-coating process
Ball valve opens or closes.
4. waste oil purification-recovery system according to claim 1, which is characterized in that first diatomite filter gives up
Pneumatic ball valve component five is provided on the pipeline that oily inlet is connected to the dreg collecting slot；
Pneumatic ball valve group is provided on the pipeline that the waste oil inlet of second diatomite filter is connected to the dreg collecting slot
Part six；
The pneumatic ball valve component five includes pneumatic ball valve, letter in reply device, moisture trap with pneumatic ball valve component six and changes
To solenoid valve, the air inlet of the moisture trap is connected to by pipeline with the gas outlet of compressed air reservoir, the commutation electricity
Magnet valve is electrically connected with the controller Pneumatic ball with the sequencing for refiltering process blowback process again according to first pre-coating process
Valve opens or closes.
5. waste oil purification-recovery system according to claim 1, which is characterized in that first diatomite filter returns
It receives and is provided with pneumatic ball valve component seven on the pipeline that oily liquid outlet is connected to the inlet of recycling oil tank；
It is provided on the pipeline that the oil recovery liquid outlet of second diatomite filter is connected to the inlet of recycling oil tank
Pneumatic ball valve component eight；
The pneumatic ball valve component seven includes pneumatic ball valve, letter in reply device, moisture trap with pneumatic ball valve component eight and changes
To solenoid valve, the air inlet of the moisture trap is connected to by pipeline with the gas outlet of compressed air reservoir, the commutation electricity
Magnet valve is electrically connected with the controller Pneumatic ball with the sequencing for refiltering process blowback process again according to first pre-coating process
Valve opens or closes.
6. waste oil purification-recovery system according to claim 1, which is characterized in that first diatomite filter returns
It receives and is provided with pneumatic ball valve component nine on the pipeline that oily liquid outlet is connected to the inlet of waste oil storage tank；
Gas is provided on the pipeline that the oil recovery liquid outlet of second diatomite filter is connected to the inlet of waste oil storage tank
Dynamic ball valve assembly ten；
The pneumatic ball valve component nine includes pneumatic ball valve, letter in reply device, moisture trap with pneumatic ball valve component ten and changes
To solenoid valve, the air inlet of the moisture trap is connected to by pipeline with the gas outlet of compressed air reservoir, the commutation electricity
Magnet valve is electrically connected with the controller Pneumatic ball with the sequencing for refiltering process blowback process again according to first pre-coating process
Valve opens or closes.
7. waste oil purification-recovery system according to claim 1, which is characterized in that the liquid outlet of the precoating solution feed pump is also
It is connected to by pipeline with the inlet of the precoating tank, the inlet of the liquid outlet of the precoating solution feed pump and the precoating tank connects
It is provided on logical pipeline and directly returns the super-cell of the liquid outlet discharge of the precoating solution feed pump for emergency processing
It flow to the pneumatic ball valve component 11 of the precoating tank；
The pneumatic ball valve component 11 includes pneumatic ball valve, letter in reply device, moisture trap and reversing solenoid valve, the air water
The air inlet of separator is connected to by pipeline with the gas outlet of compressed air reservoir, the commutation electricity of the pneumatic ball valve component 11
Magnet valve is electrically connected with the controller.
8. waste oil purification-recovery system according to claim 1, which is characterized in that first diatomite filter returns
The oil recovery liquid outlet for receiving oily liquid outlet and the second diatomite filter is also connected to by pipeline with the inlet for precoating tank,
For the excessive diatomite in first diatomite filter and the second diatomite filter to be helped in pre-coating process
Filtering agent is back in precoating tank.
9. waste oil purification-recovery system according to claim 1, which is characterized in that further include for will be in the dreg collecting slot
Exudation oil pump to the residual oil pump of the waste oil storage tank, the inlet of the waste oil liquid outlet of the dreg collecting slot and the residual oil pump connects
Logical, the liquid outlet of the residual oil pump is connected to the inlet of the waste oil storage tank.
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| CN201821362634.1U CN208711188U (en) | 2018-08-22 | 2018-08-22 | A kind of waste oil purification-recovery system |
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| CN201821362634.1U CN208711188U (en) | 2018-08-22 | 2018-08-22 | A kind of waste oil purification-recovery system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113509788A (en) * | 2021-06-30 | 2021-10-19 | 重庆中轻装备有限公司 | Diatomite recovery method of disc filter |
| CN113604810A (en) * | 2021-09-07 | 2021-11-05 | 鹰普机械（宜兴）有限公司 | Sand casting cleaning method |
-
2018
- 2018-08-22 CN CN201821362634.1U patent/CN208711188U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113509788A (en) * | 2021-06-30 | 2021-10-19 | 重庆中轻装备有限公司 | Diatomite recovery method of disc filter |
| CN113604810A (en) * | 2021-09-07 | 2021-11-05 | 鹰普机械（宜兴）有限公司 | Sand casting cleaning method |
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