CN217512056U

CN217512056U - Filtering mechanism for hydraulic oil tank

Info

Publication number: CN217512056U
Application number: CN202221634166.5U
Authority: CN
Inventors: 周飞; 马光丽
Original assignee: Jinan Qianzhao Hydraulic Equipment Co ltd
Current assignee: Jinan Qianzhao Hydraulic Equipment Co ltd
Priority date: 2022-06-28
Filing date: 2022-06-28
Publication date: 2022-09-30
Anticipated expiration: 2032-06-28

Abstract

The utility model belongs to the technical field of hydraulic oil tank filtration, in particular to a filtering mechanism for a hydraulic oil tank, which comprises an oil tank body, wherein a liftable oil tank cover is arranged above the oil tank body, a filtering bin is arranged inside the oil tank cover, a thread groove communicated with the filtering bin is arranged at the bottom of the oil tank cover, and a filtering device is screwed below the thread groove; the utility model discloses a filter equipment, including filter equipment, magnet, filter equipment, the top of filter equipment is horizontal to be had the dead lever, the utility model discloses set up the dead lever and the magnet that lie in filter equipment top and mutually support, magnet passes through the unsettled top of dead lever and installs in filter equipment, and hydraulic oil gets into and filters the storehouse, and hydraulic oil filters through filter equipment behind magnet, and hydraulic oil is when magnet, and magnet adsorbs the metal piece in the hydraulic oil, and other metal pieces also can adsorb on magnet under magnetic force in the filter equipment in addition, avoid filter equipment to be blockked up.

Description

Filtering mechanism for hydraulic oil tank

Technical Field

The utility model belongs to the technical field of hydraulic tank filters, concretely relates to a filtering mechanism for hydraulic tank.

Background

The hydraulic oil tank is a container for storing oil required for ensuring the work of a hydraulic system, and can be divided into an open type and a closed type according to whether the liquid level of the oil tank is communicated with the atmosphere or not.

The hydraulic operating mechanism is an operating mechanism which uses hydraulic oil as a working medium to transmit power, so the operation reliability of the operating mechanism is directly influenced by the cleanliness of a hydraulic system in the hydraulic mechanism, and in addition, the damage of a piston rod, a working cylinder and an energy storage cylinder can be caused by the existence of a large amount of solid particles in the hydraulic system, so the granularity and the number of the solid particles in the hydraulic oil are required to be strictly controlled.

When filtering, the hydraulic oil in current hydraulic oil tank mostly uses the filter screen to filter, and the filter screen uses easy jam of having a specified duration, and the jam can lead to the impurity in the hydraulic oil to filter not to fall, and in addition, current filter equipment's mounting structure is complicated, can not change fast after filter equipment blocks up.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a filtering mechanism for hydraulic tank to the filter screen that proposes in solving above-mentioned background art uses easy jam of being of a specified duration, and the jam can lead to the impurity in the hydraulic oil to filter and can not fall, and in addition, current filter equipment's mounting structure is complicated, can not carry out the problem of changing fast after filter equipment blocks up.

In order to achieve the above object, the utility model provides a following technical scheme: a filtering mechanism for a hydraulic oil tank comprises an oil tank body, wherein a liftable oil tank cover is arranged above the oil tank body, a filtering bin is arranged inside the oil tank cover, a thread groove communicated with the filtering bin is formed in the bottom of the oil tank cover, and a filtering device is screwed below the thread groove; a fixed rod is transversely arranged above the filtering device, and magnets are arranged on the fixed rod at equal intervals; telescopic limiting rods are installed at two ends of the fixing rods, limiting grooves are formed in the inner walls of two symmetrical sides of the thread groove, and when two limiting rods are inserted into the limiting grooves of the two sides, one ends of the limiting rods are respectively moved to limit the fixing rods to be incapable of moving.

Preferably, mounting grooves are formed in both ends of the fixing rod, and one ends of the two limiting rods can extend into the mounting grooves on both sides respectively; a second spring is arranged in the mounting groove, and one end of the second spring abuts against the limiting rod; the lower part of the fixed rod is movably provided with a shifting block, and one end of the shifting block is fixed on the limiting rod.

Preferably, the filter device comprises a filter screen and a thread bush fixedly mounted at the top of the filter screen, the thread bush is of an annular structure, the thread bush can be screwed in a thread groove, the filter screen is of a cover-shaped structure, and the magnet is arranged above the filter screen.

Preferably, a sleeve is vertically installed on the outer wall of the oil tank body, a movable rod is movably installed at the top of the sleeve, and an installation block is fixed between the top of the movable rod and the oil tank cover; a first spring is arranged in the movable rod, and one end of the first spring is connected to the inside of the sleeve.

Preferably, an adjusting bolt is screwed on the outer side of the top end of the sleeve, and one end of the adjusting bolt abuts against the movable rod.

Preferably, the feed liquor pipe is installed at the top of oil tank cap, the one end of feed liquor pipe extends to in filtering the storehouse, the intercommunication has an oil pipe on the oil tank body.

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

(1) the utility model discloses set up and be located filter equipment top dead lever and magnet of mutually supporting, magnet passes through the unsettled top of installing at filter equipment of dead lever, and hydraulic oil gets into and filters the storehouse, and hydraulic oil filters through filter equipment behind magnet, and hydraulic oil is when magnet, and magnet adsorbs the metallic debris in with hydraulic oil, and other metallic debris also can adsorb on magnet under magnetic force in the filter equipment in addition, avoid filter equipment to be blockked up.

(2) The utility model discloses set up and be located shift block and the second spring that mutually supports with the gag lever post on the dead lever, the gag lever post remains throughout to insert the spacing groove under the effect of spring, through stirring the shift block, lets the one end of gag lever post get into in the dead lever, and the dead lever can break away from with the thread groove and be connected this moment, conveniently takes off dead lever and magnet from the oil tank cap to the convenience is installed and is dismantled dead lever and magnet.

(3) The utility model discloses set up mutually supported filter screen and thread bush, the filter screen passes through thread bush and thread groove can be convenient for install on the oil tank cover, when the filter screen is pulled down to needs, only need in the thread groove screw thread bush of screwing down can.

(4) The utility model discloses set up sleeve pipe, movable rod and the first spring of mutually supporting, removed the restriction back of movable rod, the movable rod upwards rises in the sleeve pipe through first spring to raise the fuel tank cap from the top of oil tank body, conveniently maintain or change filter equipment.

Drawings

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

FIG. 2 is an enlarged view of FIG. 1 at A;

FIG. 3 is a schematic view of the movable rod and the sleeve according to the present invention;

fig. 4 is a schematic view of the fixing rod and the magnet according to the present invention;

in the figure: 1. a liquid inlet pipe; 2. a fuel tank cap; 3. an oil tank body; 4. an oil outlet pipe; 5. a sleeve; 6. adjusting the bolt; 7. a movable rod; 8. mounting a block; 9. a filter screen; 10, a threaded sleeve; 11. a filtering bin; 12. fixing the rod; 13. a magnet; 14. a first spring; 15. a limiting rod; 16. a thread groove; 17. a limiting groove; 18. shifting blocks; 19. a second spring; 20. and (4) mounting the groove.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 and 4, the present invention provides a technical solution: a filtering mechanism for a hydraulic oil tank comprises an oil tank body 3, a liftable oil tank cover 2 is arranged above the oil tank body 3, a filtering bin 11 is arranged inside the oil tank cover 2, a thread groove 16 communicated with the filtering bin 11 is arranged at the bottom of the oil tank cover 2, and a filtering device is screwed below the thread groove 16;

a fixed rod 12 is transversely arranged above the filtering device, and magnets 13 are arranged on the fixed rod 12 at equal distances;

telescopic limiting rods 15 are installed at two ends of the fixing rod 12, limiting grooves 17 are formed in the inner walls of two symmetrical sides of the thread groove 16, and when one ends of the two limiting rods 15 are respectively moved and inserted into the limiting grooves 17 of the two sides, the fixing rod 12 is limited to be incapable of moving.

Feed liquor pipe 1 is installed at the top of fuel tank cap 2, and the one end of feed liquor pipe 1 extends to and filters the storehouse 11, and the intercommunication has oil outlet pipe 4 on the oil tank body 3.

Through the technical scheme:

specifically, the device passes through dead lever 12, magnet 13 and gag lever post 15 are constituteed, magnet 13 installs in thread groove 16 through gag lever post 15 on the dead lever 12, filter equipment passes through thread groove 16 simultaneously and installs the bottom at fuel tank cap 2, magnet 13 is unsettled in filter equipment's top simultaneously, outside hydraulic oil passes through feed liquor pipe 1 and gets into in filtering storehouse 11, hydraulic oil falls into filter equipment behind magnet 13, magnet 13 adsorbs the metal piece in the hydraulic oil in this in-process, get into oil tank body 3 through filterable hydraulic oil, hydraulic oil in the oil tank body 3 passes through out oil pipe 4 and gets into in the external equipment.

Referring to fig. 1-2, two ends of the fixing rod 12 are respectively provided with an installation groove 20, and one end of each of the two limiting rods 15 can extend into the installation grooves 20 at two sides;

a second spring 19 is arranged in the mounting groove 20, and one end of the second spring 19 is abutted against the limiting rod 15;

a shifting block 18 is movably arranged below the fixed rod 12, and one end of the shifting block 18 is fixed on the limiting rod 15.

Through the technical scheme:

specifically, the device passes through mounting groove 20, second spring 19, shifting block 18 and gag lever post 15 and constitutes, and when dead lever 12 was in one side of gag lever post 17, gag lever post 15 inserted to the gag lever post 17 under the effect of second spring 19 to fix dead lever 12 in thread groove 16, when dead lever 12 was pulled down to needs, only need outwards stir shifting block 18, let the one end of gag lever post 15 get into in mounting groove 20, thereby let gag lever post 15 break away from gag lever post 17.

Referring to fig. 1, the filtering apparatus includes a filtering net 9 and a threaded sleeve 10 fixedly installed on the top of the filtering net 9, the threaded sleeve 10 is of a ring structure, the threaded sleeve 10 can be screwed in a threaded groove 16, the filtering net 9 is of a cover-shaped structure, and a magnet 13 is disposed above the filtering net 9.

Through the technical scheme:

specifically, the device comprises a filter screen 9 and a thread bush 10, the filter screen 9 can be conveniently installed on the oil tank cover 2 through the thread bush 10 and a thread groove 16, and when the filter screen 9 needs to be detached, the thread bush 10 only needs to be screwed down in the thread groove 16.

Referring to fig. 1 and 3, a sleeve 5 is vertically installed on the outer wall of the oil tank body 3, a movable rod 7 is movably installed at the top of the sleeve 5, and an installation block 8 is fixed between the top of the movable rod 7 and the oil tank cap 2;

the movable rod 7 is internally provided with a first spring 14, and one end of the first spring 14 is connected to the inside of the sleeve 5.

Through the technical scheme:

specifically, the device comprises a sleeve 5, a movable rod 7, an installation block 8 and a first spring 14, wherein the movable rod 7 is lifted upwards in the sleeve 5 through the first spring 14, so that the oil tank cover 2 is lifted from the top of the oil tank body 3, and the filtering device is convenient to repair or replace.

Further, with respect to the movable rod 7 and the sleeve 5, the adjusting bolt 6 is screwed to the outer side of the top end of the sleeve 5, one end of the adjusting bolt 6 abuts against the movable rod 7, and when the fuel tank cap 2 is capped on the fuel tank body 3, the movable rod 7 is restricted on the sleeve 5 by the adjusting bolt 6, so that the fuel tank cap 2 is capped on the fuel tank body 3.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A filter mechanism for a hydraulic tank, characterized in that: the oil tank comprises an oil tank body (3), a liftable oil tank cover (2) is installed above the oil tank body (3), a filtering bin (11) is arranged inside the oil tank cover (2), a thread groove (16) communicated with the filtering bin (11) is formed in the bottom of the oil tank cover (2), and a filtering device is screwed below the thread groove (16);

a fixed rod (12) is transversely arranged above the filtering device, and magnets (13) are arranged on the fixed rod (12) at equal distances;

telescopic gag lever post (15) are all installed at the both ends of dead lever (12), spacing groove (17) have all been seted up on the inner wall of thread groove (16) symmetry both sides, work as two during the one end of gag lever post (15) removes respectively and inserts spacing groove (17) to both sides, the restriction dead lever (12) can't remove.

2. A filter mechanism for a hydraulic tank according to claim 1, characterized in that: mounting grooves (20) are formed in two ends of the fixing rod (12), and one ends of the two limiting rods (15) can extend into the mounting grooves (20) in two sides respectively;

a second spring (19) is arranged in the mounting groove (20), and one end of the second spring (19) abuts against the limiting rod (15);

a shifting block (18) is movably arranged below the fixed rod (12), and one end of the shifting block (18) is fixed on the limiting rod (15).

3. A filter mechanism for a hydraulic tank according to claim 1, characterized in that: the filtering device comprises a filter screen (9) and a thread sleeve (10) fixedly mounted at the top of the filter screen (9), wherein the thread sleeve (10) is of an annular structure, the thread sleeve (10) can be screwed in a thread groove (16), the filter screen (9) is of a cover-shaped structure, and a magnet (13) is arranged above the filter screen (9).

4. A filter mechanism for a hydraulic oil tank according to claim 1, characterized in that: a sleeve (5) is vertically installed on the outer wall of the oil tank body (3), a movable rod (7) is movably installed at the top of the sleeve (5), and an installation block (8) is fixed between the top of the movable rod (7) and the oil tank cover (2);

a first spring (14) is installed inside the movable rod (7), and one end of the first spring (14) is connected inside the sleeve (5).

5. A filter mechanism for a hydraulic tank according to claim 4, characterized in that: the outer side of the top end of the sleeve (5) is screwed with an adjusting bolt (6), and one end of the adjusting bolt (6) abuts against the movable rod (7).

6. A filter mechanism for a hydraulic oil tank according to claim 1, characterized in that: feed liquor pipe (1) is installed at the top of fuel tank cap (2), the one end of feed liquor pipe (1) extends to in filtering storehouse (11), the intercommunication has oil pipe (4) on oil tank body (3).