CN216395554U - Filter for hydraulic oil purification - Google Patents

Abstract

The utility model relates to a filter for purifying hydraulic oil, which comprises a protective shell, wherein a bottom gasket is arranged in the protective shell, a filtering device is arranged in the bottom gasket, a sealing cover is connected to the outer side of the protective shell, an oil inlet pipe is arranged on the outer side of the protective shell, and an oil blocking sheet is connected to the inner wall of the protective shell. This filter that hydraulic oil purifies usefulness, keep off the oil piece and carry out effective pressure release to the oil feed through advancing inside the setting of oil pipe, avoid the primary filter of direct impact, lead to the damage of filter plate, improve its life, and live time, sealed lid and protective housing, primary filter, the threaded connection of well effect filter and inside infiltration piece, carry out necessary sealed to its overall structure, guarantee that the device can normal operating, it connects the fastening dismantlement convenience, can be quick rinse the inside, use effect and service quality have been improved.

Description

Filter for hydraulic oil purification

Technical Field

The utility model relates to the technical field of filters, in particular to a filter for purifying hydraulic oil.

Background

The hydraulic oil is a hydraulic medium used by a hydraulic system utilizing liquid pressure energy, plays roles of energy transfer, abrasion resistance, system lubrication, corrosion resistance, rust resistance, cooling and the like in the hydraulic system, and for the hydraulic oil, the requirements of a hydraulic device on liquid viscosity at working temperature and starting temperature are firstly met, and as the viscosity change of lubricating oil is directly related to hydraulic action, transfer efficiency and transfer precision, the viscosity-temperature performance and the shear stability of the oil are also required to meet various requirements provided by different purposes.

The filter is used for effectively filtering the substance, makes its impurity obtain blockking, guarantees the normal of using, but the filter that current hydraulic oil purification used exists the use convenient inadequately, dismantles and troublesome unable quick completion dismantlement task, has reduced availability factor and result of use, and its oil feed does not have the restriction, causes the filter core to damage easily, unable fine satisfied user demand.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a filter for purifying hydraulic oil, which has the advantages of convenience in mounting and dismounting, long service life and the like, and solves the problems that the conventional filter for purifying hydraulic oil is not convenient to use, cannot finish the dismounting task quickly after being dismounted and troublesome, and reduces the use efficiency and the use effect.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a filter that hydraulic oil purifies usefulness, includes protective housing, protective housing's internally mounted has the bottom gasket, the inside of bottom gasket is provided with filter equipment, protective housing's the outside is connected with sealed lid, protective housing's the outside is installed and is advanced oil pipe, protective housing's inner wall connection has the oil baffle piece.

Furthermore, the filtering device comprises a primary filtering plate, a convex support, a supporting plate, a middle-effect filtering plate, a fixed block and an internal permeation sheet, wherein the primary filtering plate is connected with the outside of the bottom gasket, the convex support is arranged inside the primary filtering plate, the supporting plate is connected with the top of the convex support, the middle-effect filtering plate is arranged inside the supporting plate, the fixed block is connected with the middle-effect filtering plate, and the internal permeation sheet is arranged inside the fixed block.

Further, protective housing's externally mounted has the release valve, the internally mounted of sealed lid has the contact tube.

Further, an oil inlet hole is formed in the outer side of the protective shell, and the oil inlet pipe penetrates through the oil inlet hole and extends to the inner portion of the protective shell.

Further, oil outlet holes are formed in the upper portion, the lower portion, the front portion and the rear portion of the oil blocking piece, and the outer side of the protective shell is fixedly connected with a mounting buckle.

Further, the spread groove has been seted up to the inside of sealed lid, the contact tube runs through and extends to the inside of sealed lid through the spread groove, and the inside fixedly connected with sealing washer of sealed lid, protective housing's inside fixedly connected with support ring.

Further, the thread groove that is provided with and seals inside screw thread looks adaptation of lid is seted up in protective housing's the outside, protective housing passes through thread groove and sealed lid threaded connection, the pressure release mouth has been seted up in protective housing's the outside, the inside that runs through and extend to protective housing through the pressure release mouth is lost air to the valve.

(III) advantageous effects

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

1. this filter that hydraulic oil purifies usefulness, keep off the oil piece and carry out effective pressure release to the oil feed through advancing inside the setting of oil pipe, avoid the primary filter of direct impact, lead to the damage of filter plate, improve its life, and live time, sealed lid and protective housing, primary filter, the threaded connection of well effect filter and inside infiltration piece, carry out necessary sealed to its overall structure, guarantee that the device can normal operating, it connects the fastening dismantlement convenience, can be quick rinse the inside, use effect and service quality have been improved.

2. This filter that hydraulic oil purification was used, through the multi-layer filtration of elementary filter, well effect filter and inside infiltration piece, make the impurity in its hydraulic oil obtain abundant blockking, fish tail pneumatic cylinder when avoiding flowing reuse.

Drawings

FIG. 1 is a perspective view of the structure of the present invention;

FIG. 2 is a cross-sectional view of the structure of the present invention;

FIG. 3 is a partial enlarged view of the point A in FIG. 2.

In the figure: the filter comprises a protective shell 1, a bottom gasket 2, a primary filter plate 3, a convex support 4, a support plate 5, a middle-effect filter plate 6, a fixed block 7, an internal permeation sheet 8, a sealing cover 9, a delivery pipe 10, an oil inlet pipe 11, an oil baffle 12 and an air release valve 13.

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. 1-3, the filter for purifying hydraulic oil in the present embodiment includes a protective casing 1, a bottom gasket 2 is fixedly installed on an inner bottom wall of the protective casing 1, the bottom gasket 2 is movably connected inside to a filtering device, a sealing cover 9 is connected to an outer side of the protective casing 1 through a thread, an oil inlet pipe 11 is fixedly installed on an outer side of the protective casing 1, and an oil blocking sheet 12 is fixedly connected to an inner wall of the protective casing 1.

Wherein, the inlet port has been seted up in the outside of protecting sheathing 1, and inlet pipe 11 runs through and extends to protecting sheathing 1's inside through the inlet port, and the oil outlet has all been seted up around the upper and lower of fender oil piece 12, and protecting sheathing 1's outside fixedly connected with installation is detained, and protecting sheathing 1's outside is seted up and is put the thread groove with sealed 9 internal thread looks adaptations of lid, and protecting sheathing 1 passes through thread groove and sealed 9 threaded connection of lid.

In addition, protective housing 1 provides necessary operational environment for filtering, ensure that work can normally go on, utilize the bottom gasket 2 of its bottom to effectively support filter equipment, ensure that the filter core can be to necessary support with fixed, sealed lid 9 seals protective housing 1 and ensures filter equipment normal even running, a serial communication port, direct and corresponding filter core connection, sealing effect has been improved, also convenient dismantlement is whole, be convenient for wash it, advance oil pipe 11 and internally carry out the fuel feeding so that carry out filtration treatment to fluid, it effectively blocks oil to keep off oil piece 12, reduce impulse pressure, avoid direct impact filter equipment, ensure life, and the service life is prolonged.

Referring to fig. 1-3, the filtering apparatus of the present embodiment includes a primary filter plate 3 connected to the outside of a bottom gasket 2, a protruding support 4 fixedly mounted on the inner bottom wall of the primary filter plate 3, a supporting plate 5 fixedly connected to the top of the protruding support 4, a middle-effect filter plate 6 movably mounted inside the supporting plate 5, a fixing block 7 fixedly connected inside the middle-effect filter plate 6, and an inner permeable sheet 8 movably mounted inside the fixing block 7, an air release valve 13 is fixedly mounted on the outside of the protective housing 1, and a delivery pipe 10 is fixedly mounted inside a sealing cover 9.

Wherein, the spread groove has been seted up to the inside of sealed lid 9, delivery tube 10 runs through and extends to the inside of sealed lid 9 through the spread groove, and the inside fixedly connected with sealing washer of sealed lid 9, the inside fixedly connected with support ring of protective housing 1, the outside fixedly connected with collar of primary filter 3, and collar and support ring swing joint, the pressure release mouth has been seted up in protective housing 1's the outside, leak valve 13 runs through and extends to protective housing 1's inside through the pressure release mouth, the inside of protruding support 4 is the hollow ring shape.

In addition, the convex supports 4 connect and fix the support plate 5, and the two support and limit the middle-effect filter plate 6 to ensure stable and reliable connection, the inner fixing block 7 is used for clamping the inner permeation sheet 8 to ensure that the relative position between the inner permeation sheet and the inner permeation sheet is proper, the integral structure ensures the inner filtering effect by utilizing the multi-layer filtering of the primary filtering plate 3, the middle-effect filtering plate 6 and the inner permeation sheet 8, impurities in the hydraulic oil are well blocked to ensure subsequent use, the hydraulic oil is discharged through the delivery pipe 10 on the sealing cover 9, the equipment is enabled to normally and stably run, when the internal pressure is overlarge or the filter element needs to be replaced, can carry out the pressure release to it through snuffle valve 13, guarantee the whole safety and stability of device and dismantle conveniently, overall structure is simple, convenient to use, satisfying the filtration requirement that can be fine, the change is conveniently dismantled, has improved the availability factor and the result of use of device.

The working principle of the above embodiment is as follows:

(1) oil pipe 11 inside sets up and keeps off oil piece 12 and carry out effective pressure release to the oil feed, avoid the primary filter 3 of direct impact, lead to the damage of filter plate, improve its life, and live time, sealed lid 9 and protecting sheathing 1, primary filter 3, the threaded connection of well effect filter 6 and inside infiltration piece 8, carry out necessary sealed to its overall structure, guarantee that the device can normal operating, it connects the fastening dismantlement convenience, can be quick rinse the inside, use effect and service quality have been improved.

(2) The multi-layer filtration of the primary filter plate 3, the middle-effect filter plate 6 and the internal permeation sheet 8 ensures that impurities in hydraulic oil are fully blocked, and the hydraulic cylinder is prevented from being scratched when the hydraulic cylinder flows out for reuse.

(3) Filter convenient to use that hydraulic oil purifies usefulness dismantles simple and conveniently, and completion that can be quick dismantles the task, has improved availability factor and result of use, carries out the pressure release restriction to the oil feed, can not cause the filter core to damage, can be fine satisfy the user demand.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a filter of hydraulic oil purification usefulness, includes protective housing (1), its characterized in that: the inside mounting of protecting sheathing (1) has bottom gasket (2), the inside of bottom gasket (2) is provided with filter equipment, the outside of protecting sheathing (1) is connected with sealed lid (9), oil inlet pipe (11) are installed in the outside of protecting sheathing (1), the inner wall connection of protecting sheathing (1) has oil baffle piece (12).

2. The filter for hydraulic oil purification according to claim 1, wherein: the filter device comprises a primary filter plate (3) connected to the outer side of a bottom gasket (2), a protruding support (4) arranged inside the primary filter plate (3), a support plate (5) connected to the top of the protruding support (4), a middle-effect filter plate (6) arranged inside the support plate (5), a fixing block (7) connected inside the middle-effect filter plate (6), and an inner infiltration sheet (8) arranged inside the fixing block (7).

3. The filter for hydraulic oil purification according to claim 1, wherein: the externally mounted of protective housing (1) has snuffle valve (13), the internally mounted of sealed lid (9) has contact tube (10).

4. The filter for hydraulic oil purification according to claim 1, wherein: an oil inlet hole is formed in the outer side of the protective shell (1), and the oil inlet pipe (11) penetrates through the oil inlet hole and extends to the inner portion of the protective shell (1).

5. The filter for hydraulic oil purification according to claim 1, wherein: oil outlets are formed in the upper portion, the lower portion, the front portion and the rear portion of the oil blocking piece (12), and the outer side of the protective shell (1) is fixedly connected with a mounting buckle.

6. A filter for hydraulic oil purification according to claim 3, characterized in that: the connecting groove has been seted up to the inside of sealed lid (9), delivery tube (10) run through and extend to the inside of sealed lid (9) through the connecting groove, and the inside fixedly connected with sealing washer of sealed lid (9), the inside fixedly connected with support ring of protective housing (1).

7. A filter for hydraulic oil purification according to claim 3, characterized in that: the outside of protective housing (1) is seted up and is put the thread groove with sealed lid (9) internal thread looks adaptation, protective housing (1) is through thread groove and sealed lid (9) threaded connection, the pressure release mouth has been seted up in the outside of protective housing (1), snuffle valve (13) run through and extend to the inside of protective housing (1) through the pressure release mouth.

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