CN214367027U

CN214367027U - Hydraulic oil absorption filter core for engineering machinery

Info

Publication number: CN214367027U
Application number: CN202120326278.3U
Authority: CN
Inventors: 刘卫东
Original assignee: Jiaozuo Huaqing Filter Equipment Co ltd
Current assignee: Jiaozuo Huaqing Filter Equipment Co ltd
Priority date: 2021-02-04
Filing date: 2021-02-04
Publication date: 2021-10-08
Anticipated expiration: 2031-02-04

Abstract

The utility model discloses a hydraulic oil absorption filter core for engineering machine tool, including the lower extreme cover, lower extreme cover upper wall fixedly connected with filter screen, the first filter core of lower extreme cover upper wall fixedly connected with, the common fixedly connected with upper end cover in first filter core and filter screen upper end, the upper extreme cover lateral wall runs through and is equipped with the installing port, be equipped with the installation piece in the installing port, installation piece lower extreme fixedly connected with second filter core, installation piece lateral wall runs through and is equipped with the opening, be equipped with the stop gear who is used for the fixed mounting piece jointly on installation piece and the upper extreme cover. The utility model discloses the structure can carry out twice filtration, has improved the device's filter effect greatly, can also prolong the life of first filter core, and easy operation, and the people of being convenient for are to the dismantlement of second filter core, and then the clearance of the people later stage of being convenient for to the second filter core.

Description

Hydraulic oil absorption filter core for engineering machinery

Technical Field

The utility model relates to a filter core technical field especially relates to a hydraulic oil absorption filter core for engineering machine tool.

Background

The oil absorption filter element is also called an oil absorption filter screen, is arranged below the oil liquid level in the oil tank and is used for filtering solid particles and colloidal substances in a working medium, and the filter element filtering material is formed by folding a copper or stainless steel woven mesh.

The common oil absorption filter element has poor impurity filtering effect during filtering, so that certain impurities still exist in the filtered hydraulic oil, the filtered hydraulic oil enters the machine, the service life of the machine is influenced, and therefore, the problem is solved by designing the hydraulic oil absorption filter element for the engineering machine.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a hydraulic oil absorption filter core for engineering machinery.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a hydraulic oil absorption filter core for engineering machine tool, includes the lower extreme cover, lower extreme cover upper wall fixedly connected with filter screen, the first filter core of lower extreme cover upper wall fixedly connected with, the common fixedly connected with upper end cover in first filter core and filter screen upper end, the upper end cover lateral wall runs through and is equipped with the installing port, be equipped with the installation piece in the installing port, installation piece lower extreme fixedly connected with second filter core, the installation piece lateral wall runs through and is equipped with the opening, be equipped with the stop gear who is used for the fixed mounting piece jointly on installation piece and the upper end cover.

Preferably, stop gear includes the handle of fixed connection in the installation piece upper end, the handle lateral wall is equipped with the fixed slot, the bottom has the depression bar through two spring elastic connection in the fixed slot, depression bar lower extreme fixedly connected with carriage release lever, installation piece lateral wall is equipped with two recesses, two groove inner wall all has the gag lever post, two through pressure spring elastic connection the gag lever post lateral wall all is equipped with the draw-in groove, the installation mouth inner wall is equipped with two spacing grooves, the installation mouth inner wall is equipped with the standing groove, the standing groove inner wall is equipped with the sealing washer, the sealing washer lateral wall contacts with the installation piece lateral wall.

Preferably, the mounting block is located in the mounting opening, and the size of the mounting block is matched with the size of the mounting opening.

Preferably, the cross-section of depression bar is T shape structure, the vertical end of depression bar extends to outside the fixed slot, the upper end of depression bar is equipped with the cambered surface.

Preferably, the cross-section of the movable rod is of an inverted U-shaped structure, two ends of the movable rod extend into the two grooves respectively, and inclined planes are arranged at two ends of the movable rod and the inner walls of the two clamping grooves.

Preferably, the two limiting rods extend into the two limiting grooves respectively, and the side walls of the two limiting rods are in contact with the inner walls of the two limiting grooves respectively.

The utility model discloses possess following beneficial effect:

1. the utility model can carry out twice filtration by arranging the second filter element and matching with the first filter element, thereby greatly improving the filtration effect of the device, and because the first filter element carries out the second filtration, the impurities in the oil are greatly reduced compared with the first filtration, thereby prolonging the service life of the first filter element;

2. the utility model discloses a press the depression bar for depression bar, carriage release lever move down, extrude two draw-in groove inner walls when the carriage release lever moves down, make two gag lever posts leave the spacing groove that corresponds completely, upwards stimulate the handle again, can take out the second filter core, easy operation, the people of being convenient for are to the dismantlement of second filter core, and then the clearance of the people's later stage of being convenient for to the second filter core.

Drawings

Fig. 1 is a schematic structural diagram of a hydraulic oil absorption filter element for engineering machinery provided by the present invention;

fig. 2 is the utility model provides a hydraulic oil absorption filter core A department structure enlargements for engineering machine tool.

In the figure: 1 upper end cover, 2 filter screens, 3 first filter cores, 4 lower end covers, 5 second filter cores, 6 installation blocks, 7 openings, 8 installation openings, 9 handles, 10 compression bars, 11 fixed slots, 12 movable rods, 13 grooves, 14 limiting rods, 15 clamping grooves, 16 limiting grooves, 17 placement grooves and 18 sealing rings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, a hydraulic oil absorption filter core for engineering machinery, includes lower extreme cover 4, lower extreme cover 4 upper wall fixedly connected with filter screen 2, lower extreme cover 4 upper wall fixedly connected with first filter core 3, first filter core 3 and filter screen 2 upper end common fixedly connected with upper end cover 1, the 1 lateral wall of upper end cover runs through and is equipped with installing port 8, be equipped with installation piece 6 in the

installing port

8, 6 lower extreme fixedly connected with second filter core 5 of installation piece, the 6 lateral walls of installation piece run through and are equipped with opening 7.

Install the piece 6 and be equipped with the stop gear who is used for fixed mounting piece 6 jointly on the upper end cover 1, install piece 6 and be located installing port 8, the size of installing piece 6 cooperatees with the size of installing port 8, prevent that installation piece 6 from rocking in installing port 8, stop gear includes the handle 9 of fixed connection in the 6 upper end of installing piece, handle 9 lateral wall is equipped with fixed slot 11, the bottom has depression bar 10 through two spring elastic connection in the fixed slot 11, the cross-section of depression bar 10 is T shape structure, the vertical end of depression bar 10 extends outside fixed slot 11, the upper end of depression bar 10 is equipped with the cambered surface, people of being convenient for press depression bar 10.

The lower end of the compression bar 10 is fixedly connected with a moving bar 12, the cross section of the moving bar 12 is of an inverted U-shaped structure, two ends of the moving bar 12 respectively extend into two grooves 13, two ends of the moving bar 12 and the inner walls of the two grooves 15 are respectively provided with an inclined surface, when the moving bar 12 moves downwards, the inner walls of the two grooves 15 can be extruded to enable the two limit bars 14 to be close to each other, the side wall of the mounting block 6 is provided with two grooves 13, the inner walls of the two grooves 13 are respectively elastically connected with limit bars 14 through pressure springs, when the moving bar 12 moves upwards, the two limit bars 14 are inserted into the limit grooves 16 under the elastic action of the pressure springs, the two limit bars 14 respectively extend into the two limit grooves 16, the side walls of the two limit bars 14 are respectively contacted with the inner walls of the two limit grooves 16 to ensure the stability when the limit bars 14 are fixed, the side walls of the two limit bars 14 are respectively provided with the grooves 15, the inner wall of the mounting port 8 is provided with two limit grooves 16, the inner wall of the mounting port 8 is provided with a placing groove 17, the inner wall of the placing groove 17 is provided with a sealing ring 18, the side wall of the sealing ring 18 is contacted with the side wall of the mounting block 6, and the leakage of the hydraulic oil from the contact part of the mounting block 6 and the mounting opening 8 is prevented.

The during operation, need filterable hydraulic oil along opening 7 get into in the second filter core 5, tightly get into the space between second filter core 5 and the filter screen 2 after the second filter core 5 filters, rethread filter screen 2 filters once more with first filter core 3, can improve the device's filter effect through filtering many times, because first filter core 3 carries out the secondary filter, the first filtration that compares of impurity in the oil significantly reduces, so prolonged the life of first filter core 3.

When the second filter element 5 needs to be cleaned, only the pressing rod 10 needs to be pressed, so that the pressing rod 10 moves downwards, the pressing rod 10 drives the moving rod 12 to move downwards, the moving rod 12 extrudes the inner walls of the two clamping grooves 15 when moving downwards, the two limiting rods 14 are enabled to be close to each other, the pressure spring is in a compression state, the two limiting rods 14 completely leave the corresponding limiting grooves 16, the handle 9 is pulled upwards again, the mounting block 6 and the second filter element 5 can be driven to move upwards, and then the second filter element 5 can be cleaned.

After the cleaning is finished, when the second filter element 5 needs to be installed, the pressing rod 10 needs to be pressed, the pressing rod 10 moves downwards, the pressing rod 10 drives the moving rod 12 to move downwards, the moving rod 12 pushes the inner walls of the two clamping grooves 15 when moving downwards, the two limiting rods 14 are close to each other, then the installation block 6 is placed into the installation opening 8, the limiting rods 14 are aligned with the limiting grooves 16, the pressing rod 10 is loosened again, the pressing rod 10 moves upwards under the elastic action of the spring, the two limiting rods 14 are respectively inserted into the two limiting grooves 16 under the elastic action of the pressure spring at the moment, and the second filter element 5 and the installation block 6 can be fixed.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a hydraulic oil absorption filter core for engineering machine tool, includes lower end cover (4), its characterized in that, lower end cover (4) upper wall fixedly connected with filter screen (2), the first filter core (3) of lower end cover (4) upper wall fixedly connected with, first filter core (3) and common fixedly connected with upper end cover (1) in filter screen (2) upper end, upper end cover (1) lateral wall runs through and is equipped with installing port (8), be equipped with installation piece (6) in installing port (8), installation piece (6) lower extreme fixedly connected with second filter core (5), installation piece (6) lateral wall runs through and is equipped with opening (7), be equipped with the stop gear who is used for fixed mounting piece (6) jointly on installation piece (6) and upper end cover (1).

2. The hydraulic oil absorption filter core for engineering machinery as claimed in claim 1, the limiting mechanism comprises a handle (9) fixedly connected with the upper end of the mounting block (6), a fixing groove (11) is arranged on the side wall of the handle (9), the bottom in the fixing groove (11) is elastically connected with a pressure lever (10) through two springs, the lower end of the pressure lever (10) is fixedly connected with a movable rod (12), the side wall of the mounting block (6) is provided with two grooves (13), the inner walls of the two grooves (13) are elastically connected with limit rods (14) through pressure springs, the side walls of the two limit rods (14) are provided with clamping grooves (15), two limiting grooves (16) are arranged on the inner wall of the mounting opening (8), a placing groove (17) is arranged on the inner wall of the mounting opening (8), the inner wall of the placing groove (17) is provided with a sealing ring (18), and the side wall of the sealing ring (18) is in contact with the side wall of the mounting block (6).

3. The hydraulic oil suction filter core for the engineering machinery as claimed in claim 2, wherein the mounting block (6) is located in the mounting opening (8), and the size of the mounting block (6) is matched with the size of the mounting opening (8).

4. The hydraulic oil suction filter core for the engineering machinery as claimed in claim 2, wherein the cross section of the pressure lever (10) is a T-shaped structure, the vertical end of the pressure lever (10) extends out of the fixing groove (11), and the upper end of the pressure lever (10) is provided with an arc surface.

5. The hydraulic oil suction filter core for the engineering machinery as claimed in claim 2, wherein the cross section of the moving rod (12) is an inverted U-shaped structure, two ends of the moving rod (12) extend into the two grooves (13) respectively, and two ends of the moving rod (12) and inner walls of the two slots (15) are provided with inclined planes.

6. The hydraulic oil absorption filter core for engineering machinery as claimed in claim 2, wherein the two limiting rods (14) extend into the two limiting grooves (16), and the side walls of the two limiting rods (14) are in contact with the inner walls of the two limiting grooves (16).