CN106269261B - Oil purifying device - Google Patents
Oil purifying device Download PDFInfo
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- CN106269261B CN106269261B CN201510285712.7A CN201510285712A CN106269261B CN 106269261 B CN106269261 B CN 106269261B CN 201510285712 A CN201510285712 A CN 201510285712A CN 106269261 B CN106269261 B CN 106269261B
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Abstract
The utility model provides an oil purifier, its includes the oil tank, with oil filter, oil pump, valve and the oil return pipe that this oil purifier is connected, this oil purifier still including set up two plate electrodes in this oil tank, set up the filter media between this two plate electrodes, with two plate electrode electric connection's electric cabinet, this electric cabinet electric control these two plate electrodes produce static and are used for adsorbing the impurity of fluid in the oil tank on this filter media. Compared with the prior art, the oil purifier provided by the invention has the advantages that the two electrode plates in the oil tank, the filter material between the two electrode plates and the electric cabinet electrically connected with the two electrode plates are matched to generate static electricity, impurity particles with charges in oil in the oil tank move towards the electrode plates with opposite polarities so as to be attached to the filter material between the two electrode plates to purify the oil, and the purified oil in the oil tank is purified again through the oil filter, the oil pump, the valve and the oil return pipe, so that the oil purifying efficiency of the oil purifier is improved.
Description
Technical Field
The invention relates to an oil purifier, in particular to an electrostatic ion oil purifier.
Background
Lubricating oil, hydraulic oil and other oil products are easily affected by the external environment in the production, transportation and storage processes, and can generate substances such as moisture, gas, dust, magazine particles and the like, so the oil liquid needs to be purified before and during use to meet the use requirements.
The existing oil purifier generally mainly comprises an oil tank, an oil filter connected with the oil tank, an oil pump, a valve, an oil return pipe and other structures, wherein oil in the oil tank sequentially flows to each lubricating point of working equipment through the oil filter, the oil pump and the valve, and finally flows back to the oil tank through the oil return pipe to complete one-time circulation of purified oil. Wherein impurity particles in the oil liquid are filtered by the oil filter, the filtering precision of the oil filter depends on the viscosity of a filtering medium in the oil filter, the higher the viscosity of the medium is, the larger the resistance of the oil liquid passing through the oil filter is, impurities are easy to adhere to a filter screen of the oil filter, the filtering efficiency is low, the oil filter needs to be frequently replaced, inconvenience is brought to use, and economic waste is caused. Therefore, further improvement is required.
Disclosure of Invention
In view of the above, it is desirable to provide an oil purifying device with high oil purifying efficiency.
An oil purifier comprises an oil tank, an oil delivery pipe connected with the oil tank, an oil filter, an oil pump and a valve, and further comprises two electrode plates arranged in the oil tank, a filter material arranged between the two electrode plates, and an electric cabinet electrically connected with the two electrode plates, wherein the electric cabinet is matched with the two electrode plates to generate static electricity for attaching impurity particles in oil in the oil tank to the filter material to purify the oil; the electric cabinet comprises a switching power supply, a high-voltage generator, an alarm, a start button, a stop button, a contactor coil and a plurality of operating contacts; the operating contact comprises an oil temperature contact and an alarm contact, the stop button, the start button and the contactor coil are connected in series to form a control circuit, one end of the control circuit is electrically connected with the switching power supply, and the other end of the control circuit is electrically connected with the high-voltage generator; the alarm contact and the alarm are connected in series between the switching power supply and the high-voltage generator and are connected in parallel with the control circuit; the oil temperature control device comprises a thermal resistor, a temperature controller and a temperature transmitter, wherein the thermal resistor senses the temperature of oil in the oil tank and transmits a temperature value to the temperature controller through the temperature transmitter, the temperature controller is connected with the oil temperature contact, when the oil temperature exceeds a normal range, the oil temperature contact is disconnected, the contactor coil is controlled to be powered off and stop working, the high-voltage generator is further controlled to stop working, and the alarm sounds and emits flashing light.
Compared with the prior art, the oil purifier provided by the invention has the advantages that the two electrode plates in the oil tank, the filter material between the two electrode plates and the electric cabinet electrically connected with the two electrode plates are matched to generate static electricity, when impurity particles in oil in the oil tank flow between the two electrode plates along with the oil, the impurity particles move towards the electrode plates with opposite polarities according to the principle of opposite attraction, and are further attached to the filter material between the two electrode plates to purify the oil, and the purified oil in the oil tank is purified again through the oil filter, the oil pump, the valve and the oil return pipe, so that the oil purifying efficiency of the oil purifier is improved.
Drawings
Fig. 1 is a schematic view of the operation principle of the oil purifier according to the embodiment of the invention.
Fig. 2 is a schematic structural view of an oil temperature control device in the oil purification apparatus shown in fig. 1.
Fig. 3 is a schematic view of an operation principle of an oil purifying device according to another preferred embodiment.
Description of the main elements
The following detailed description will further illustrate the invention in conjunction with the above-described figures.
Detailed Description
Fig. 1 shows a preferred embodiment of an oil purifying apparatus 100 according to the present invention. The oil purifying device 100 comprises an oil tank 10, two electrode plates 20 and a filter material 30 which are arranged in the oil tank 10, an electric control box 40 connected with the oil tank 10, an oil temperature control device 40a, an oil delivery pipe 50, a valve 60, an oil filter 70, an oil pump 80 and a check valve 90.
Specifically, the fuel tank 10 is substantially hollow and rectangular. It includes a bottom wall 11, a top wall 12 opposite to the bottom wall 11, and a plurality of side walls 13 arranged between the bottom wall 11 and the top wall 12. The bottom wall 11, the top wall 12 and the side wall 13 enclose a cavity 14 for containing oil. The oil tank 10 is provided with an oil outlet 15, an oil inlet 16 and a connecting port 17. In this embodiment, the oil outlet 15 is disposed on one of the side walls 13 and located at one end close to the bottom wall 11. The oil inlet 16 and the connection port 17 are provided in the top wall 12. The oil inlet 16 and the connection port 17 are arranged at a distance from each other in the horizontal direction. It can be understood that, in other embodiments, the number and the arrangement positions of the oil outlet 15, the oil inlet 16 and the connecting ports 17 can be adaptively adjusted according to actual needs. It is understood that the shape of the fuel tank 10 is not limited to the rectangular parallelepiped shape, and may be modified as appropriate according to actual needs, such as a hollow cylindrical shape, a hollow polygonal shape, and the like.
The two electrode plates 20 are received in the cavity 14 of the fuel tank 10. The two electrode plates 20 are high voltage electrode plates with opposite polarities, and the two electrode plates 20 are respectively charged with positive charges and negative charges under the action of high voltage static electricity. The two electrode plates 20 are both in the shape of regular flat plates. In this embodiment, the two electrode plates 20 are disposed parallel to the side wall 13, and the two electrode plates 20 are disposed on the bottom wall 11 at intervals along the horizontal direction. It is understood that in other embodiments, the two electrode plates 20 can be connected and fixed to the bottom wall 11 or the top wall 12 of the fuel tank 10 by connectors, as shown in fig. 3, the bottom wall 11 of the fuel tank 10 is integrally formed with two spaced connectors 18, and each connector 18 defines a positioning slot 181 for inserting and positioning the two electrode plates 20.
The filter material 30 is accommodated in the cavity 14 of the oil tank 10 and is located between the two electrode plates 20. The filter material 30 is disposed in parallel with the two electrode plates 20 at an interval. The filter material 30 is a filter screen for adsorbing and collecting the impurity particles in the oil tank 10 to purify the oil. The filter material 30 is disposed on the bottom wall 11. It is understood that, in other embodiments, the filtering material 30 may also be fixed on the bottom wall 11 or the top wall 12 of the oil tank 10 by a fixing member, as shown in fig. 3, the bottom wall 11 of the oil tank 10 is integrally formed with a fixing member 19, and the fixing member defines a fixing groove 191 for embedding the filtering material 30. It should be understood that the number of the filter material 30 is not limited to one, and in other embodiments, a plurality of parallel filter materials 30 may be disposed between the two electrode plates 20 to improve the capability of adsorbing impurity particles. It is understood that the filter material 30 is not limited to a filter net, and may be other filter structures with stronger adsorption capacity.
The electric cabinet 40 is electrically connected to the two electrode plates 20. The electric cabinet 40 generates static electricity in cooperation with the two electrode plates 20 to attach impurity particles in the oil liquid in the oil tank 10 to the filter material 30 to purify the oil liquid. The electric control box 40 comprises an air switch 41, a switching power supply 42, a plurality of operating contacts 43 connected with the switching power supply 42, a contactor coil 44, an indicator lamp 45, an alarm 46 and a high voltage generator 47.
Specifically, the air switch 41 is a 2P air switch, and the air switch 41 is connected to the input voltage. The input voltage is 220V ac voltage. The switching power supply 42 is connected to the air switch 41 to convert the input voltage into an operating voltage, which is a 24V dc voltage, and output the operating voltage to other operating components. It is understood that in other embodiments, the input voltage is not limited to the alternating voltage of 220V, the operating voltage is not limited to the direct voltage of 24V, and the magnitudes of the input voltage and the operating voltage can be adjusted according to actual needs.
The operation contacts 43 include a start button 431, a stop button 432, an oil temperature contact 433, a self-locking contact 434, an indication contact 435, an alarm contact 436, and a connection contact 437.
The start button 431, the stop button 432, the oil temperature contact 433, the self-locking contact 434 and the contactor coil 44 are arranged in series to form a control circuit, and the start button 431, the stop button 432, the oil temperature contact 433 and the self-locking contact 434 are arranged between the contactor coil 44 and the switching power supply 42. The activation button 431 is arranged in parallel with the latching contact 434. The oil temperature contact 433 is a normally closed contact, and the self-locking contact 434 is a normally open contact. The oil temperature contact 433 is connected to the oil temperature control device 40a, and when the oil temperature is too high, the oil temperature contact 433 is opened to de-energize the contactor coil 44 to disconnect the control circuit.
When the start button 431 is pressed, the contactor coil 44 is electrified 21, the self-locking contact 434 is closed, the conducting state of the control circuit is maintained, and at the moment, the start button 431 is released, the contactor coil 44 cannot be electrified and disconnected, so that the stability of the control circuit is improved. When the stop button 432 is pressed, the contactor coil 44 is de-energized, the latching contacts 434 are opened, the control circuit off state is maintained, and then the stop button 462 is released, the contactor coil 44 is not energized, thereby improving the stability of the control circuit.
The indicator lamp 45 includes a first indicator lamp 451 and a second indicator lamp 452, the circuit of the first indicator lamp 451 is connected in parallel with the control circuit of the contactor coil 44, the first indicator lamp 451 is directly connected with the switching power supply 42, and when the switching power supply 42 is turned on, the first indicator lamp illuminates to display the start of the whole electric cabinet 40. That is, the first indicator lamp 451 is in a normally on state as long as the switching power supply 42 is turned on, regardless of whether the contactor coil 44 is energized or not.
The second indicator light 452 is connected in series with the indicator contact 435 and to the switching power supply 42. The circuit in which the second indicator light 452 is located is connected in parallel with the control circuit in which the contactor coil 44 is located and the circuit in which the first indicator light 451 is located. The indicating contact 435 is a normally open contact. When the start button 431 is pressed, the contactor coil 44 is energized, the indicator contact 435 is closed, and the second indicator light 452 is illuminated to indicate that the contactor coil 44 is energized. When the stop button 432 is actuated, the indicator contact 435 is open and the second indicator light 452 is not illuminated. That is, the second indicator lamp 452 displays the on/off state of the contactor coil 44.
The alarm 46 is connected in series with the alarm contact 436 and to the switching power supply 42. The circuit in which the alarm 46 is located is provided in parallel with the circuit in which the contactor coil 44 is located, the circuit in which the first indicator lamp 451 is located, and the circuit in which the second indicator lamp 452 is located. The alarm 46 is an audible and visual alarm. The alarm contacts 436 are normally closed contacts. When the switching power supply 42 is on and the start button 431 is not pressed, the alarm 46 sounds and flashes to indicate that the start button 431 has not been pressed and the contactor coil 44 is not on. When the start button 431 is pressed, the alarm 46 does not emit light and sounds, indicating that the start button 431 is pressed and the contactor coil 44 is energized, and the oil purifying device 100 operates normally. It will be appreciated that the alarm 46 is not limited to audible and visual alarms, and that in other embodiments, the type of alarm 46 may be adjusted according to particular needs.
The high voltage generator 47 is a step-up transformer. The input of the high voltage generator 47 and the connection contact 437 are connected to the switching power supply 42. The circuit in which the high voltage generator 47 is located is connected in parallel with the circuit in which the contactor coil 44 is located, the circuit in which the first indicator lamp 451 is located, the circuit in which the second indicator lamp 452 is located, and the circuit in which the alarm 46 is located. The output end of the high voltage generator 47 is connected to the two electrode plates 20 in the oil tank 10 through the connecting port 17 and is electrically connected. The connecting contact 437 is a normally open contact. When the start button 431 is pressed, the connection contact 437 is closed, and at this time, the high voltage generator 47 works normally, and the 24V working voltage output by the switching power supply 42 is converted into 12KV high voltage and is output to the two electrode plates 20 in the oil tank 10 to generate static electricity, so that the two electrode plates 20 are respectively charged with positive and negative charges, and further impurity particles with the same charges in the oil liquid are promoted to move and be adsorbed onto the filter material 30, thereby purifying the oil liquid. It will be appreciated that the high voltage generator 47 and the second indicator light 452 may share the connection contact 437, i.e., no indicator contact 435 is required at this time, as shown in FIG. 3, where the high voltage generator 47 and the second indicator light 452 are connected in parallel and then commonly connected in series with the connection contact 437. Because the high voltage generator 47 and the second indicator 452 share the same connecting contact 437, the light emitting condition of the second indicator 452 can truly reflect the working state of the high voltage generator 47, thereby improving the working stability of the electric cabinet 40.
Referring to fig. 2, the oil temperature control device 40a is disposed outside the oil tank 10 and contacts oil in the oil tank 10. The oil temperature control device 40a includes a heat resistor 41a, a temperature transmitter 42a, and a temperature controller 43 a. In this embodiment, the thermal resistor 41a is a platinum thermal resistor (PT100), the resistance of the thermal resistor 41a increases at a constant speed with the increase of the temperature, the thermal resistor 41a senses the temperature of the oil in the oil tank 10 and transmits the temperature value to the temperature controller 43a through the temperature transmitter 42a, and the temperature controller 43a is electrically connected to the oil temperature contact 433 of the electric control box 40. When the temperature of the oil in the oil tank 10 is too high, the oil temperature contact 433 is opened, the contactor coil 44 is controlled to be powered off and stop working, and the high voltage generator 47 is controlled to stop working. In this embodiment, the temperature of the oil in the oil tank 10 is controlled below 110 ℃, and the characteristics of the oil in the oil tank 10 are optimized to improve the working performance. When the temperature of the oil in the tank 10 exceeds 110 degrees celsius, the oil temperature contact 433 is opened and an alarm mechanism is activated, at which time the alarm 46 sounds and flashes.
The oil delivery tube 50 includes a discharge end 51 and an opposite return end 52 of the discharge end 51. The oil outlet end 51 is connected to the oil tank 10 through the oil outlet 15, and the oil return end 52 is connected to the oil tank 10 through the oil return port 16.
The valve 60, the oil filter 70, the oil pump 80 and the check valve 90 are detachably connected to the traveling path of the oil pipe 50. Specifically, in the present embodiment, the number of the valves 60 is two, that is, the valves 60 include a first valve 61 and a second valve 62. The oil filter 70, the oil pump 80, and the check valve 90 are disposed between the first valve 61 and the second valve 62. This first valve 61 and second valve 62 protection defeated oil pipe 50 avoids fluid to leak, when intermediate part such as oil filter 70, oil pump 80 and check valve 90 broke down, can lock first valve 61 and second valve 62, and fluid in the control tank 10 stops to export, and cooperation check valve 90 prevents the fluid backward flow in defeated oil pipe 50, conveniently maintains the change to intermediate part such as oil filter 70, oil pump 80 and check valve 90.
When the electric control box 40 works, the electric control box 40 is electrified to work, so that the two electrode plates 20 in the oil tank 10 are respectively charged with positive and negative charges to generate high-voltage static electricity, oil in the oil tank 10 flows under the action of the high-voltage static electricity, when impurity particles in the oil flow between the two electrode plates 20 along with the oil, the impurity particles can be charged, and the impurity particles can move towards the electrode plates 20 with opposite polarities according to the principle of opposite attraction, so that the impurity particles are adsorbed on the filter material 30 between the two electrode plates 20, and the oil in the oil tank 10 is gradually purified. Then, under the action of the oil pump 80, the oil purified in the oil tank 10 flows from the oil outlet end to each lubrication point through the intermediate components such as the first valve 61, the oil filter 70, the oil pump 80, the check valve 90, etc. in sequence, and finally the oil flows back to the oil tank 10 through the oil return end 52, thereby completing a clean oil circulation. In the circulation process of the oil, the oil enters the oil delivery pipe 50 and is purified again through the oil filter 70, so that the purification degree of the oil is improved.
Compared with the prior art, the electric control box 40 is arranged in the oil purifier 100, the two electrode plates 20 and the filter material 30 are arranged in the oil tank 10, the electric control box 40 is electrically connected with the two electrode plates 20 to generate static electricity, when impurity particles in oil in the oil tank 10 flow between the two electrode plates 20 along with the oil, the impurity particles move towards the electrode plates with opposite polarities according to the principle of opposite attraction, and then are attached to the filter material 30 between the two electrode plates 20 to purify the oil, and the purified oil in the oil tank 10 is purified again through the oil filter 70, so that the oil purifying efficiency and the oil purifying degree of the oil purifier 100 are improved, and the cyclic purification of the oil can be realized. That is, the present invention adds a high-voltage electrostatic filtering process to the oil purifier 100, thereby improving the oil purifying efficiency and the oil purifying effect of the oil purifier 100.
It is understood that various other changes and modifications may be made by those skilled in the art based on the technical idea of the present invention, and all such changes and modifications should fall within the protective scope of the claims of the present invention.
Claims (9)
1. The utility model provides an oil purifying device, its includes the oil tank, with oil filter, oil pump, valve and the oil return pipe that this oil tank is connected, its characterized in that: the oil purifying device also comprises two electrode plates arranged in the oil tank, a filter material arranged between the two electrode plates, and an electric cabinet electrically connected with the two electrode plates, wherein the electric cabinet electrically controls the two electrode plates to generate static electricity for adsorbing impurities of oil liquid in the oil tank on the filter material; the electric cabinet comprises a switching power supply, a high-voltage generator, an alarm, a start button, a stop button, a contactor coil and a plurality of operating contacts; the operating contact comprises an oil temperature contact and an alarm contact, the stop button, the start button and the contactor coil are connected in series to form a control circuit, one end of the control circuit is electrically connected with the switching power supply, and the other end of the control circuit is electrically connected with the high-voltage generator; the alarm contact and the alarm are connected in series between the switching power supply and the high-voltage generator and are connected in parallel with the control circuit; the oil temperature control device comprises a thermal resistor, a temperature controller and a temperature transmitter, wherein the thermal resistor senses the temperature of oil in the oil tank and transmits a temperature value to the temperature controller through the temperature transmitter, the temperature controller is connected with the oil temperature contact, when the oil temperature exceeds a normal range, the oil temperature contact is disconnected, the contactor coil is controlled to be powered off and stop working, the high-voltage generator is further controlled to stop working, and the alarm sounds and emits flashing light.
2. The oil cleaning apparatus as claimed in claim 1, wherein: still include defeated oil pipe, valve, oily filter, oil pump and the check valve be connected with this oil tank, oil-out and oil return opening have been seted up to this oil tank correspondence defeated oil pipe, and the both ends of this defeated oil pipe are connected fixedly through this oil-out and this oil return opening with this oil tank, and this valve, this oily filter, this oil pump and this check valve detachable connect to set up on this defeated oil pipe's path line.
3. The oil cleaning apparatus as claimed in claim 2, wherein: the valve includes a first valve and a second valve, the oil filter, the oil pump, and the check valve being positioned between the first valve and the second valve.
4. The oil cleaning apparatus as claimed in claim 1, wherein: the electric cabinet comprises an air switch, the air switch is connected with an input voltage, the switch power supply is connected with the air switch to convert the input voltage into a working voltage and then output the working voltage to the high-voltage generator through the operation contact, and the high-voltage generator is connected to the switch power supply through the operation contact and converts the working voltage into a high-voltage to be output to the two electrode plates in the oil tank to generate static electricity.
5. The oil cleaning apparatus as claimed in claim 4, wherein: the input voltage is an alternating current voltage, the working voltage is a direct current voltage, and the high-voltage generator is a step-up transformer.
6. The oil cleaning apparatus as claimed in claim 4, wherein: the operating contact also comprises a connecting contact, the input end of the high-voltage generator and the connecting contact are connected to the switching power supply, and the output end of the high-voltage generator is connected to the two electrode plates in the oil tank to realize electric connection.
7. The oil cleaning apparatus as claimed in claim 1, wherein: the operating contact comprises a self-locking contact, and the starting button is connected with the self-locking contact in parallel.
8. The oil cleaning apparatus as claimed in claim 1, wherein: the electric cabinet also comprises a first indicator light and a second indicator light which are connected with the switching power supply, a circuit where the first indicator light is located and a circuit where the second indicator light is located are arranged in parallel, and when the switching power supply is switched on, the first indicator light is in a normally-on state; the operating contact comprises an indicating contact, the second indicating lamp is connected with the switch power supply through the indicating contact, when the button is pressed to start, the indicating contact is closed, the second indicating lamp shines, when the stop button is pressed, the indicating contact is opened, and the second indicating lamp does not shine.
9. The oil cleaning apparatus as claimed in claim 1, wherein: when the switch power supply is switched on and the start button is not pressed down, the alarm sounds and emits flashing light when the oil temperature contact is disconnected; when the starting button is started and the oil temperature is in a normal range, the alarm does not emit light and sound, the oil purifying device works normally, and the alarm contact is a normally closed contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510285712.7A CN106269261B (en) | 2015-05-29 | 2015-05-29 | Oil purifying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510285712.7A CN106269261B (en) | 2015-05-29 | 2015-05-29 | Oil purifying device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106269261A CN106269261A (en) | 2017-01-04 |
| CN106269261B true CN106269261B (en) | 2019-12-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510285712.7A Expired - Fee Related CN106269261B (en) | 2015-05-29 | 2015-05-29 | Oil purifying device |
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| Country | Link |
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| CN (1) | CN106269261B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109442030B (en) * | 2018-12-13 | 2023-10-17 | 中国大唐集团科学技术研究院有限公司西北电力试验研究院 | Online electrostatic oil filtering device and method for wind driven generator gear box |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06292806A (en) * | 1993-04-09 | 1994-10-21 | Sankyo Raijingu:Kk | Liquid oil regenerating device |
| CN2302254Y (en) * | 1997-05-20 | 1998-12-30 | 邸维民 | Vacuum electrostatic oil purifying machine |
| JP2003181325A (en) * | 2001-12-14 | 2003-07-02 | Koganei Corp | Waste oil regeneration apparatus |
| CN2820285Y (en) * | 2005-07-22 | 2006-09-27 | 天津帝达净油机械设备有限公司 | Comprehensive oil purifier |
| CN201894886U (en) * | 2010-08-10 | 2011-07-13 | 山东恒业机电科技有限公司 | Static oil purifying device |
| CN201988235U (en) * | 2010-12-30 | 2011-09-28 | 苏州永添设备有限公司 | Modularized oil mist purification, cooling and filtration apparatus |
| CN103398049A (en) * | 2013-07-23 | 2013-11-20 | 浙江法拿克机械科技有限公司 | Hydraulic oil temperature control system |
| CN203380003U (en) * | 2013-07-31 | 2014-01-08 | 天津市宝坻区恩宏净化设备厂（普通合伙） | Comprehensive electrostatic-ion-type oil purifier |
| CN103977893A (en) * | 2014-04-30 | 2014-08-13 | 郑金星 | Electrostatic ion type oil purifier |
-
2015
- 2015-05-29 CN CN201510285712.7A patent/CN106269261B/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06292806A (en) * | 1993-04-09 | 1994-10-21 | Sankyo Raijingu:Kk | Liquid oil regenerating device |
| CN2302254Y (en) * | 1997-05-20 | 1998-12-30 | 邸维民 | Vacuum electrostatic oil purifying machine |
| JP2003181325A (en) * | 2001-12-14 | 2003-07-02 | Koganei Corp | Waste oil regeneration apparatus |
| CN2820285Y (en) * | 2005-07-22 | 2006-09-27 | 天津帝达净油机械设备有限公司 | Comprehensive oil purifier |
| CN201894886U (en) * | 2010-08-10 | 2011-07-13 | 山东恒业机电科技有限公司 | Static oil purifying device |
| CN201988235U (en) * | 2010-12-30 | 2011-09-28 | 苏州永添设备有限公司 | Modularized oil mist purification, cooling and filtration apparatus |
| CN103398049A (en) * | 2013-07-23 | 2013-11-20 | 浙江法拿克机械科技有限公司 | Hydraulic oil temperature control system |
| CN203380003U (en) * | 2013-07-31 | 2014-01-08 | 天津市宝坻区恩宏净化设备厂（普通合伙） | Comprehensive electrostatic-ion-type oil purifier |
| CN103977893A (en) * | 2014-04-30 | 2014-08-13 | 郑金星 | Electrostatic ion type oil purifier |
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| CN106269261A (en) | 2017-01-04 |
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