CN210131426U

CN210131426U - Filtering device for diesel engine oil return

Info

Publication number: CN210131426U
Application number: CN201920418584.2U
Authority: CN
Inventors: 冯攸超; 庄龙平; 张振华
Original assignee: Weifang Hua Kun Diesel Engine Co Ltd
Current assignee: Weifang Hua Kun Diesel Engine Co Ltd
Priority date: 2019-03-29
Filing date: 2019-03-29
Publication date: 2020-03-10
Anticipated expiration: 2029-03-29

Abstract

The utility model discloses a filter equipment for diesel engine oil return, including the installation piece, the mounting groove has been seted up in the installation piece, and the both ends of mounting groove extend to the upside and the downside of installation piece respectively, the top and the bottom of mounting groove are fixedly connected with back oil pipe and receive oil pipe respectively, return oil pipe and receive and install first control valve and second control valve on the oil pipe respectively, fixed mounting has the filter plate on the inside wall of mounting groove, evenly seted up a plurality of filtration pores of crossing on the roof of filter plate, and the bottom of crossing the filtration pore all extends to the downside of filter plate, feed liquor groove and blowdown groove have been seted up to the symmetry on the inside wall of mounting groove. The utility model discloses in close back oil pipe and oil collecting pipe respectively, let in the impurity that will gather in near filter plate and filtration pore just can be convenient from the inlet tube and discharge from the blow off pipe to can avoid impurity to store up near filter equipment, improve filter equipment's filter effect, thereby improve the result of use of diesel engine.

Description

Filtering device for diesel engine oil return

Technical Field

The utility model relates to a diesel engine technical field especially relates to a filter equipment for diesel engine oil return.

Background

The diesel engine is provided with a lubricating system for lubrication, the cleanliness of the lubricating oil directly affects the lubricating and cooling performances of the lubricating oil, the lubricating oil with poor cleanliness can aggravate the abrasion of a diesel engine bearing, and the filtering device is used as main equipment for improving the cleanliness of the lubricating oil and directly affects the lubricating performance of the diesel engine.

Most of the existing filter devices for diesel engine oil return are fixedly installed on an oil return pipeline and are inconvenient to clean, so that impurities are easily accumulated nearby the filter devices in the using process, the filtering effect of the filter devices is poor, the normal use of the diesel engine is affected, and therefore improvement needs to be made.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art diesel engine filter equipment because wash inconvenient problem that leads to the filter effect poor, and the filter equipment who is used for the diesel engine oil return that proposes.

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

a filtering device for diesel engine oil return comprises an installation block, wherein an installation groove is formed in the installation block, two ends of the installation groove respectively extend to the upper side and the lower side of the installation block, the top end and the bottom end of the installation groove are respectively and fixedly connected with an oil return pipe and an oil collecting pipe, a first control valve and a second control valve are respectively installed on the oil return pipe and the oil collecting pipe, a filter plate is fixedly installed on the inner side wall of the installation groove, a plurality of filter holes are uniformly formed in the top wall of the filter plate, the bottom ends of the filter holes extend to the lower side of the filter plate, a liquid inlet groove and a sewage discharging groove are symmetrically formed in the inner side wall of the installation groove, one ends, far away from the installation groove, of the liquid inlet groove and the sewage discharging groove respectively extend to the outer side of the installation block, one ends, far away from the installation block, of the liquid inlet groove and the sewage discharging groove, and a third control valve is arranged on the sewage discharge pipe.

Preferably, the filter plate is arranged obliquely, and the sewage draining groove is positioned at the lower end of the filter plate.

Preferably, the liquid inlet groove comprises a small inner diameter end and a large inner diameter end which are communicated with each other, a sealing ball body is movably arranged in the liquid inlet groove, the diameter of the sealing ball body is larger than the inner diameter of the small inner diameter end, and the diameter of the sealing ball body is smaller than the inner diameter of the large inner diameter end.

Preferably, the inner side wall of the large inner diameter end is fixedly provided with a limiting rod matched with the sealing ball body.

Preferably, the inner side wall at the top end of the mounting groove is fixedly provided with a baffle plate, the baffle plate is positioned on the upper side of the filter plate, and the baffle plate is obliquely arranged.

Preferably, the first control valve, the second control valve and the third control valve are all located at one end close to the mounting block.

Preferably, the sealing ball is made of stainless steel material.

Compared with the prior art, the utility model discloses there is following beneficial effect:

1. the oil return pipe and the oil collecting pipe are respectively closed, and the impurities accumulated near the filter plate and in the filter hole can be conveniently discharged from the drain pipe by introducing the cleaning liquid into the liquid inlet pipe, so that the impurities can be prevented from being accumulated near the filter device, the filtering effect of the filter device is improved, and the using effect of the diesel engine is improved;

2. simple structure need not to install the filter equipment and dismantle just can be convenient wash the filter plate with cross the filtration pore, convenient operation, and practical function is good.

Drawings

Fig. 1 is a front structural sectional view of a filtering device for return oil of a diesel engine according to the present invention;

fig. 2 is a schematic front structural diagram of a filtering device for return oil of a diesel engine according to the present invention;

fig. 3 is a schematic structural diagram of a filter plate portion of a filter device for diesel return oil according to the present invention.

In the figure: the device comprises an installation block 1, an installation groove 2, an oil return pipe 3, an oil collecting pipe 4, a first control valve 5, a second control valve 6, a filter plate 7, a filter hole 8, a sewage draining groove 9, a liquid inlet pipe 10, a sewage draining pipe 11, a third control valve 12, a small inner diameter end 13, a large inner diameter end 14, a sealing ball 15, a limiting rod 16 and a baffle 17.

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.

Referring to fig. 1-3, a filtering device for diesel engine oil return comprises an installation block 1, an installation groove 2 is arranged in the installation block 1, two ends of the installation groove 2 respectively extend to the upper side and the lower side of the installation block 1, the top end and the bottom end of the installation groove 2 are respectively and fixedly connected with an oil return pipe 3 and an oil receiving pipe 4, the oil return pipe 3 and the oil receiving pipe 4 are respectively provided with a first control valve 5 and a second control valve 6, the inner side wall of the installation groove 2 is fixedly provided with a filter plate 7, the top wall of the filter plate 7 is uniformly provided with a plurality of filter holes 8, the bottom ends of the filter holes 8 extend to the lower side of the filter plate 7, the inner side wall of the installation groove 2 is symmetrically provided with a liquid inlet groove and a sewage discharge groove 9, one ends of the liquid inlet groove and the sewage discharge groove 9 far away from the installation groove 2 both extend to the outer side of the, impurities which are convenient to filter are gathered near the sewage draining groove 9, one ends of the liquid inlet groove and the sewage draining groove 9, which are far away from the mounting block 1, are respectively connected with a liquid inlet pipe 10 and a sewage draining pipe 11, the liquid inlet pipe 10 and the sewage draining pipe 11 are respectively connected with a cleaning liquid injection device and a cleaning liquid recovery device, the sewage draining pipe 11 is provided with a third control valve 12, the first control valve 5 and the second control valve 6 are respectively closed, the third control valve 12 is opened, the cleaning liquid injection device injects the cleaning liquid into the liquid inlet groove through the liquid inlet pipe 10, and the cleaning liquid discharges the impurities which are gathered near the filter plate 7 and in the filter hole 8 from the sewage draining pipe 11 through the mounting groove 2 and the sewage draining groove 9; the third control valve 12 is closed, the first control valve 5 and the second control valve 6 are respectively opened, oil can enter the mounting groove 2 through the oil return pipe 3, the oil is filtered through the filter plate 7 and the filter hole 8 and then enters the oil collecting pipe 4 through the bottom end of the filter hole 8, the first control valve 5, the second control valve 6 and the third control valve 12 are all located at one end close to the mounting block 1, and the oil return pipe 3, the oil collecting pipe 4 and the sewage discharge pipe 11 can be conveniently and rapidly opened and closed.

The feed liquor groove is including the little internal diameter end 13 and the big internal diameter end 14 that communicate each other, the mobile sealed spheroid 15 that is equipped with in the feed liquor inslot, the diameter of sealed spheroid 15 is greater than the internal diameter of little internal diameter end 13, and the diameter of sealed spheroid 15 is less than the internal diameter of big internal diameter end 14, make the feed liquor groove can only one-way circulation, thereby can avoid oil to get into in the feed liquor pipe 10 through the feed liquor groove, sealed spheroid 15 adopts stainless steel material to make, can prevent that sealed spheroid 15 from leading to the fact the pollution to the oil return after rustting.

The inner side wall of the large-inner-diameter end 14 is fixedly provided with a limiting rod 16 matched with the sealing ball body 15, so that the sealing ball body 15 can be prevented from being separated from the liquid inlet groove.

The baffle 17 is fixedly installed on the inner side wall of the top end of the installation groove 2, the baffle 17 is located on the upper side of the filter plate 7, and the baffle 17 is obliquely arranged, so that impurities can be prevented from being scattered and distributed on the top end of the installation groove 2 after the oil and the impurities gathered near the sewage discharge groove are violently collided in the filtering process.

In the utility model, the first control valve 5 and the second control valve 6 are respectively closed, the third control valve 12 is opened, the cleaning liquid is injected into the liquid inlet groove by the cleaning liquid injection device through the liquid inlet pipe 10, and the impurities accumulated near the filter plate 7 and in the filter hole 8 are discharged from the blow-off pipe 11 by the cleaning liquid through the mounting groove 2 and the blow-off groove 9; and closing the third control valve 12, and opening the first control valve 5 and the second control valve 6 respectively, so that the oil can enter the installation groove 2 through the oil return pipe 3, and the oil is filtered by the filter plate 7 and the filter hole 8 and then enters the oil collecting pipe 4 through the bottom end of the filter hole 8.

The 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 utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a filter equipment for diesel engine oil return, includes installation piece (1), its characterized in that: the mounting block is characterized in that a mounting groove (2) is formed in the mounting block (1), two ends of the mounting groove (2) extend to the upper side and the lower side of the mounting block (1) respectively, the top end and the bottom end of the mounting groove (2) are fixedly connected with an oil return pipe (3) and an oil collecting pipe (4) respectively, a first control valve (5) and a second control valve (6) are mounted on the oil return pipe (3) and the oil collecting pipe (4) respectively, a filter plate (7) is fixedly mounted on the inner side wall of the mounting groove (2), a plurality of filter holes (8) are uniformly formed in the top wall of the filter plate (7), the bottoms of the filter holes (8) extend to the lower side of the filter plate (7), a liquid inlet groove and a sewage discharge groove (9) are symmetrically formed in the inner side wall of the mounting groove (2), and one end, far away from the mounting groove (2), of the liquid inlet groove and the, one end of the liquid inlet groove and one end of the sewage discharging groove (9) far away from the installation block (1) are respectively connected with a liquid inlet pipe (10) and a sewage discharging pipe (11), the liquid inlet pipe (10) and the sewage discharging pipe (11) are respectively connected with a cleaning liquid injection device and a cleaning liquid recovery device, and a third control valve (12) is installed on the sewage discharging pipe (11).

2. The filter device for diesel engine oil return according to claim 1, characterized in that: the filter plate (7) is obliquely arranged, and the sewage discharge groove (9) is positioned at the lower end of the filter plate (7).

3. The filter device for diesel engine oil return according to claim 1, characterized in that: the liquid inlet groove comprises a small inner diameter end (13) and a large inner diameter end (14) which are communicated with each other, a sealing ball body (15) is movably arranged in the liquid inlet groove, the diameter of the sealing ball body (15) is larger than the inner diameter of the small inner diameter end (13), and the diameter of the sealing ball body (15) is smaller than the inner diameter of the large inner diameter end (14).

4. A filter arrangement for diesel engine return oil according to claim 3, characterized in that: and a limiting rod (16) matched with the sealing ball body (15) is fixedly arranged on the inner side wall of the large inner diameter end (14).

5. The filter device for diesel engine oil return according to claim 1, characterized in that: the filter plate is characterized in that a baffle (17) is fixedly mounted on the inner side wall of the top end of the mounting groove (2), the baffle (17) is located on the upper side of the filter plate (7), and the baffle (17) is obliquely arranged.

6. The filter device for diesel engine oil return according to claim 1, characterized in that: the first control valve (5), the second control valve (6) and the third control valve (12) are all located at one end close to the mounting block (1).

7. A filter arrangement for diesel engine return oil according to claim 3, characterized in that: the sealing ball body (15) is made of stainless steel materials.