CN215654206U - A circulation purifier for hydraulic oil - Google Patents

Abstract

The utility model discloses a circulating purification device for hydraulic oil, which comprises an oil tank, a delivery pipe and a return pipe, wherein the delivery pipe and the return pipe are arranged on the oil tank, a water pump is arranged on the delivery pipe, and an electrostatic purification mechanism for purifying dirty oil in the oil tank is arranged between the delivery pipe and the return pipe. This kind of a circulation purifier for hydraulic oil, at the in-process that circulates purification treatment to the inside hydraulic oil of oil tank, hydraulic oil flows out the back from returning the shape case, the less impurity granule that has opposite charge on first circulation chamber and the second circulation chamber attracts each other to embrace the reunion and combines together, make the bulk increase of impurity granule, the filter core of rethread return flow inside filter purifies filtration treatment to embracing less particle impurity of reunion together, the completion is to the purification treatment operation of hydraulic oil, whole purification treatment's in-process, make the device can carry out purification treatment to the less particle impurity in the hydraulic oil through electrostatic purification mechanism, the use of the hydraulic oil of being convenient for.

Description

A circulation purifier for hydraulic oil

Technical Field

The utility model relates to the technical field of hydraulic oil filtration, in particular to a circulating purification device for hydraulic oil.

Background

The ageing rotten process of hydraulic oil, the vast majority of oil that is changed is ageing rotten not, only mix the pollutant in the oil, cause the unable normal use of oil in the system, these pollutants include oxidation fatlute, the metal granule of mechanical wear, moisture etc., the increase of pollutant has accelerateed the ageing of oil simultaneously, consequently, to the pollutant in the oil of non-ageing rotten oil as long as rejecting, the oil just can be recycled, reduce the ageing speed of oil simultaneously, reduce the harm of pollutant to equipment, and then reduce the use cost of equipment, the rate of utilization of improvement equipment.

When the hydraulic oil is filtered and purified, a mechanical filter element is added for filtering treatment in the traditional method, but the existing filter can only pass through impurities generally more than 3-5 microns, so that the impurities such as finer carbon deposit, mechanically abraded iron filings and colloid can not be separated, and the oil pollution such as the carbon deposit, the dust, the iron filings and the like in the hydraulic oil is difficult to remove, so that the mechanical system is easy to damage, and the use of the hydraulic oil is inconvenient.

Therefore, a circulating purification device for hydraulic oil is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a circulating purification device for hydraulic oil, and aims to solve the problems that the existing hydraulic oil purification device proposed in the background technology is difficult to separate impurities such as fine carbon deposit, mechanically worn scrap iron, colloid and the like, and the oil pollution such as the carbon deposit, the dust, the scrap iron and the like in the hydraulic oil is difficult to remove, so that a mechanical system is easy to damage, and the use of the hydraulic oil is inconvenient.

In order to achieve the purpose, the utility model provides the following technical scheme: a circulation purification device for hydraulic oil comprises an oil tank, a conveying pipe and a return pipe, wherein the conveying pipe and the return pipe are arranged on the oil tank, a water pump is arranged on the conveying pipe, an electrostatic purification mechanism for purifying dirty oil in the oil tank is arranged between the conveying pipe and the return pipe, and a pre-filtering module and a fine-filtering module for purifying the dirty oil are respectively arranged on the conveying pipe and the return pipe;

the pre-filtering module comprises an operation box fixed on the conveying pipe, the operation box is connected with a filter box in a sliding mode through a sliding assembly, the interior of the filter box is connected with a filter screen through a connecting assembly, the filter box and the operation box are all communicated with the conveying pipe, and a fixing assembly used for fixing the filter box is arranged on the operation box.

The electrostatic purification mechanism comprises a clip box connected between a delivery pipe and a return pipe, a first circulation cavity and a second circulation cavity are arranged inside the clip box, a first electrode plate and a second electrode plate are fixed on the inner walls of the first circulation cavity and the second circulation cavity respectively, and the electrodes between the first electrode plate and the second electrode plate are arranged oppositely.

The fine filtering module comprises a filter, and a filter element with five micrometers is arranged in the filter.

The sliding assembly comprises two T-shaped sliding grooves which are arranged on the inner wall of the cavity of the operation box, the T-shaped sliding grooves are connected with T-shaped sliding strips matched with the T-shaped sliding strips in a sliding mode, and the T-shaped sliding strips are fixed with the side wall of the filter box.

Coupling assembling is including fixing a plurality of slide bars at the rose box inner wall, each sliding connection has square board on the slide bar, vertical sliding connection has a plurality of connecting rods on the square board, each the one end of connecting rod is fixed with the mounting panel, the filter screen passes through the installation component to be installed on the mounting panel, the inside of rose box is provided with prevents the shake mechanism of filter screen jam.

The installation component comprises an installation pin fixed on the installation plate, the installation groove is formed in one end of the filter screen, and the installation pin and the installation groove are matched with each other.

The shaking mechanism comprises circular plates fixed on the connecting rods, each circular plate is located below the square plate, a first spring is sleeved on the side wall of each connecting rod, the two ends of each first spring are fixed with the square plate and the circular plate respectively, a plurality of square strips are fixed on the inner wall of the filter box, and an inclined surface is arranged on one side, close to the oil tank, of each square strip.

Fixed subassembly is including fixing a plurality of bar boards on the control box, each sliding connection has T type stripper bar on the bar board, each the other end of T type stripper bar offsets with the lateral wall of rose box and sets up, each the cover is equipped with the second spring on the lateral wall of T type stripper bar.

The filter box is connected with a protection plate in a clamping manner.

Compared with the prior art, the utility model has the beneficial effects that:

1. this kind of a circulation purifier for hydraulic oil, at the in-process that circulates purification treatment to the inside hydraulic oil of oil tank, hydraulic oil flows out the back from returning the shape case, the less impurity granule that has opposite charge on first circulation chamber and the second circulation chamber attracts each other to embrace the reunion and combines together, make the bulk increase of impurity granule, the filter core of rethread return flow inside filter purifies filtration treatment to embracing less particle impurity of reunion together, the completion is to the purification treatment operation of hydraulic oil, whole purification treatment's in-process, make the device can carry out purification treatment to the less particle impurity in the hydraulic oil through electrostatic purification mechanism, the use of the hydraulic oil of being convenient for.

2. This kind of a circulation purifier for hydraulic oil carries out the in-process of pre-filtration processing at the filter screen to hydraulic oil, takes place to shake through the filter screen that first spring drove on the square board, shakes off the clearance with the impurity that blocks up on the filter screen, prevents that the jam of filter screen from causing the filtration not smooth, the further purification operation of the hydraulic oil of being convenient for.

3. This kind of a circulation purifier for hydraulic oil through the operation, accomplishes the change of filter screen, the change of whole filter screen, easy operation, implementation convenience have improved the efficiency that the filter screen was changed.

Drawings

FIG. 1 is a schematic view of the overall configuration of the present invention;

FIG. 2 is a schematic diagram of a pre-filter module according to the present invention;

FIG. 3 is a schematic diagram of the internal structure of the pre-filter module of the present invention;

FIG. 4 is a schematic diagram of the internal structure of the electrostatic cleaning mechanism according to the present invention;

FIG. 5 is an enlarged view taken at A in FIG. 1;

FIG. 6 is an enlarged view at B in FIG. 2;

FIG. 7 is an enlarged view at C of FIG. 3;

fig. 8 is an enlarged view at D in fig. 4.

In the figure: 1. an oil tank; 2. a delivery pipe; 3. a return pipe; 4. a water pump; 501. a box with a shape of Chinese character 'hui'; 502. a first flow-through chamber; 503. a second flow-through chamber; 504. a first electrode plate; 505. a second electrode plate; 601. an operation box; 602. a filter box; 603. a filter screen; 701. a T-shaped chute; 702. a T-shaped sliding bar; 801. a slide bar; 802. a square plate; 803. a connecting rod; 804. mounting a plate; 901. mounting a pin; 902. mounting grooves; 1001. a circular plate; 1002. a first spring; 1003. square strips; 1004. a bevel; 1101. a strip plate; 1102. a T-shaped extrusion rod; 1103. a second spring; 12. a protection plate; 13. and (3) a filter.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-8, the circulation purification apparatus for hydraulic oil provided by the present invention includes an oil tank 1, and a delivery pipe 2 and a return pipe 3 disposed on the oil tank 1, wherein a water pump 4 is installed on the delivery pipe 2, an electrostatic purification mechanism for purifying dirty oil inside the oil tank 1 is disposed between the delivery pipe 2 and the return pipe 3, and a pre-filtration module and a fine filtration module for purifying dirty oil are respectively disposed on the delivery pipe 2 and the return pipe 3;

the pre-filtering module comprises an operation box 601 fixed on the conveying pipe 2, a filtering box 602 is connected to the operation box 601 through a sliding assembly in a sliding mode, a filtering net 603 is connected to the inside of the filtering box 602 through a connecting assembly, the filtering box 602 and the operation box 601 are both communicated with the conveying pipe 2, and a fixing assembly used for fixing the filtering box 602 is arranged on the operation box 601.

The electrostatic purification mechanism comprises a square-shaped box 501 connected between a delivery pipe 2 and a return pipe 3, a first circulation cavity 502 and a second circulation cavity 503 are arranged inside the square-shaped box 501, a first electrode plate 504 and a second electrode plate 505 are respectively fixed on the inner walls of the first circulation cavity 502 and the second circulation cavity 503, electrodes between the first electrode plate 504 and the second electrode plate 505 are oppositely arranged, the electrostatic purification mechanism enables the device to purify impurities with small particles in hydraulic oil, and the hydraulic oil is convenient to use.

The fine filtering module comprises a filter 13, a filter element with five micrometers is arranged inside the filter 13, and fine filtering operation on hydraulic oil is completed through the fine filter element inside the filter 13.

The sliding assembly comprises two T-shaped sliding grooves 701 arranged on the inner wall of the operating box cavity 601, the two T-shaped sliding grooves 701 are connected with T-shaped sliding strips 702 matched with the two T-shaped sliding grooves 701 in a sliding mode, the two T-shaped sliding strips 702 are fixed with the side wall of the filter box 602, and installation of the filter box 602 is guided through the T-shaped sliding grooves 701 and the T-shaped sliding strips 702.

Coupling assembling is including fixing a plurality of slide bars 801 at rose box 602 inner wall, and sliding connection has square board 802 on each slide bar 801, and vertical sliding connection has a plurality of connecting rods 803 on square board 802, and the one end of each connecting rod 803 is fixed with mounting panel 804, and filter screen 603 passes through the installation component to be installed on mounting panel 804, and the inside of rose box 602 is provided with the shake mechanism that prevents filter screen 603 jam, through coupling mechanism, is convenient for make filter screen 603 connect the inside at rose box 602.

The installation component comprises an installation pin 901 fixed on the installation plate 804, an installation groove 902 is formed in one end of the filter screen 603, the installation pin 901 and the installation groove 902 are matched with each other, and the installation and the disassembly of the filter screen 603 are facilitated through the installation groove 902 and the installation pin 901.

Shake mechanism including fixing the plectane 1001 on each connecting rod 803, each plectane 1001 is located the below of square board 802, the cover is equipped with first spring 1002 on the lateral wall of each connecting rod 803, the both ends of first spring 1002 are fixed mutually with square board 802 and plectane 1001 respectively, be fixed with a plurality of square strips 1003 on the inner wall of rose box 602, each square strip 1003 is by seting up inclined plane 1004 to one side of oil tank 1, through shaking the mechanism, shake the clearance off with the impurity of jam on the filter screen 603, prevent that the jam of filter screen 603 from causing the filtration unsmooth, further the purification operation of the hydraulic oil of being convenient for.

Fixed subassembly is including fixing a plurality of bar 1101 on control box 601, sliding connection has T type squeeze stem 1102 on each bar 1101, the other end of each T type squeeze stem 1102 offsets with the lateral wall of rose box 602 and sets up, the cover is equipped with second spring 1103 on each T type squeeze stem 1102's the lateral wall, put back whole rose box 602 to the inside of control box 601, it is fixed to extrude the rose box 602 through the elasticity of second spring 1103 on each T type squeeze stem 1102, be convenient for the fixed of rose box 602.

The last joint of rose box 602 has protection plate 12, protects the inside of rose box 602 through protection plate 12.

The working principle is as follows: in the process of circulating and purifying hydraulic oil in the oil tank 1, firstly, the water pump 4 is started, the hydraulic oil to be purified in the oil tank 1 is conveyed out of the conveying pipe 2 through the pumping of the water pump 4 and then flows back to the inside of the oil tank 1 through the return pipe 3, in the process of passing through the conveying pipe 2, the hydraulic oil to be purified filters larger impurity particles in the hydraulic oil through the filter screen 603 in the filter box 602 to form a pre-filter module for the hydraulic oil, when the hydraulic oil to be purified passes through the box 501, the hydraulic oil which enters the box respectively flows through the first circulation cavity 502 and the second circulation cavity 503, in the process of flowing, the hydraulic oil which passes through the first circulation cavity 502 and the second circulation cavity 503 is respectively subjected to loading and electrifying treatment through the first electrode plate 504 and the second electrode plate 505 which are oppositely arranged, so that the smaller particle impurities in the hydraulic oil on the first circulation cavity 502 and the second circulation cavity 503 are respectively oppositely arranged After hydraulic oil flows out of the square-shaped box 501, the smaller impurity particles with opposite charges in the first circulation cavity 502 and the second circulation cavity 503 are attracted and bound together to increase the volume of the impurity particles, and then the smaller particle impurities bound together are purified and filtered by the filter element of the filter 13 in the return pipe 3 to complete the purification treatment operation of the hydraulic oil;

then, in the process that the filter screen 603 performs pre-filtering treatment on the hydraulic oil, part of large-particle impurities are easy to block the inside of the meshes on the filter screen 603, so that the hydraulic oil is not smoothly filtered, the filtering efficiency is reduced, in the process that the meshes of the filter screen 603 are blocked, the filter screen 603 is not smoothly filtered, the pushing force of the hydraulic oil on the filter screen 603 is increased, the filter screen 603 and the square plate 802 are pushed to slide on the sliding rod 801 under the action of force, in the sliding process, when one end of the connecting rod 803 abuts against the inclined surface 1004 on the square strip 1003, the connecting rod 803 is pushed to slide on the square plate 802 under the action of the force, at the moment, the circular plate 1001 pushes the first spring 1002 to compress to generate elastic force, along with the continuous movement of the filter screen 603 and the square plate 802, when the connecting rod 803 moves to the other side of the square strip 1003, one end of the connecting rod 803 does not abut against the square strip 1003 any more, the connecting rod 803 is reset under the action of the first spring 1002, in the resetting process, the filter screen 603 on the square plate 802 is driven to shake by the first spring 1002, so that impurities blocked on the filter screen 603 are shaken off and cleaned, the filter is prevented from being blocked by the filter screen 603, and the purification operation of hydraulic oil is further facilitated;

finally, when the filter screen 603 in the operation box 601 moves from one side of the operation box 601 to the other side, it is described that too much impurities are left on the filter screen 603, the filter screen 603 needs to be replaced, in the replacement process, each T-shaped extrusion rod 1102 is pulled, each T-shaped extrusion rod 1102 is no longer abutted against the filter box 602, the filter box 602 is taken down through the guiding action of the T-shaped chute 701 and the T-shaped sliding strip 702, the protection plate 12 is opened, the filter screen 603 is pulled, the mounting groove 902 on the filter screen 603 slides out of the mounting pin 901 on the mounting plate 804, the taking-out operation of the filter screen 603 is completed, the mounting groove 902 on the new filter screen 603 is inserted on the mounting pin 901, the replacement of the filter screen 603 is completed, the whole filter box 602 is put back into the operation box 601, and the filter box 602 is pressed and fixed through the elastic force of the second spring 1103 on each T-shaped extrusion rod 1102, the replacement of the filter screen 603 and the replacement of the whole filter screen 603 are completed, the operation is simple, the implementation is convenient, and the replacement efficiency of the filter screen 603 is improved.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (9)

1. The utility model provides a circulation purifier for hydraulic oil, includes oil tank (1) and sets up conveyer pipe (2) and back flow (3) on oil tank (1), its characterized in that: a water pump (4) is installed on the conveying pipe (2), an electrostatic purification mechanism for purifying dirty oil in the oil tank (1) is arranged between the conveying pipe (2) and the return pipe (3), and a pre-filtering module and a fine-filtering module for purifying the dirty oil are respectively arranged on the conveying pipe (2) and the return pipe (3);

the pre-filtering module comprises an operation box (601) fixed on a conveying pipe (2), the operation box (601) is connected with a filtering box (602) through a sliding assembly in a sliding mode, the inside of the filtering box (602) is connected with a filtering net (603) through a connecting assembly, the filtering box (602) and the operation box (601) are both communicated with the conveying pipe (2) and arranged, and a fixing assembly used for fixing the filtering box (602) is arranged on the operation box (601).

2. The circulation purification apparatus for hydraulic oil according to claim 1, characterized in that: the electrostatic purification mechanism comprises a square-shaped box (501) connected between a conveying pipe (2) and a return pipe (3), a first circulation cavity (502) and a second circulation cavity (503) are arranged inside the square-shaped box (501), a first electrode plate (504) and a second electrode plate (505) are fixed on the inner walls of the first circulation cavity (502) and the second circulation cavity (503) respectively, and electrodes between the first electrode plate (504) and the second electrode plate (505) are arranged oppositely.

3. The circulation purification apparatus for hydraulic oil according to claim 1, characterized in that: the fine filtering module comprises a filter (13), and a filter element of five micrometers is arranged inside the filter (13).

4. The circulation purification apparatus for hydraulic oil according to claim 1, characterized in that: the slip subassembly is including seting up two T type spout (701) on control box (601) inner wall, two sliding connection has rather than assorted T type sliding strip (702), two on T type spout (701) the lateral wall of T type sliding strip (702) and rose box (602) is fixed mutually.

5. The circulation purification apparatus for hydraulic oil according to claim 1, characterized in that: coupling assembling is including fixing a plurality of slide bars (801) at rose box (602) inner wall, each sliding connection has square board (802) on slide bar (801), vertical sliding connection has a plurality of connecting rods (803) on square board (802), each the one end of connecting rod (803) is fixed with mounting panel (804), filter screen (603) are installed on mounting panel (804) through installation component, the inside of rose box (602) is provided with the shake mechanism that prevents filter screen (603) jam.

6. The circulation purification apparatus for hydraulic oil according to claim 5, characterized in that: the mounting assembly comprises a mounting pin (901) fixed on a mounting plate (804), a mounting groove (902) is formed in one end of the filter screen (603), and the mounting pin (901) and the mounting groove (902) are arranged in a matched mode.

7. The circulation purification apparatus for hydraulic oil according to claim 5, characterized in that: the shaking mechanism comprises circular plates (1001) fixed on each connecting rod (803), each circular plate (1001) is located below a square plate (802), each connecting rod (803) is sleeved with a first spring (1002), two ends of each first spring (1002) are fixed with the square plate (802) and the circular plate (1001) respectively, a plurality of square strips (1003) are fixed on the inner wall of the filter box (602), and an inclined plane (1004) is formed in one side, close to the oil tank (1), of each square strip (1003).

8. The circulation purification apparatus for hydraulic oil according to claim 1, characterized in that: fixed subassembly is including fixing a plurality of shaped plate (1101) on control box (601), each sliding connection has T type extrusion pole (1102), each on shaped plate (1101) the other end of T type extrusion pole (1102) offsets with the lateral wall of rose box (602) and sets up, each the cover is equipped with second spring (1103) on the lateral wall of T type extrusion pole (1102).

9. The circulation purification apparatus for hydraulic oil according to claim 1, characterized in that: the filter box (602) is clamped with a protection plate (12).

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