CN207761738U

CN207761738U - Sump strainer

Info

Publication number: CN207761738U
Application number: CN201721287527.2U
Authority: CN
Inventors: 郭惠乐
Original assignee: Chongqing Sokon Industry Group Co Ltd
Current assignee: Chongqing Sokon Industry Group Co Ltd
Priority date: 2017-09-30
Filing date: 2017-09-30
Publication date: 2018-08-24
Anticipated expiration: 2027-09-30

Abstract

The utility model discloses a kind of sump strainers, including collecting filter ontology, be respectively arranged with oil outlet and oil inlet at the top and bottom of the collecting filter ontology, the end face of the oil inlet be the angle between the mounting surface of sump strainer and the normal of the mounting surface and the central axis of oil outlet be 5 20 ° so that collecting filter ontology is installed on inclined engine after its oil inlet end face it is horizontal；By setting the oil inlet end face of collecting filter ontology to inclined-plane, so that collecting filter ontology is adapted to engine tilts setting oil pan and installs, so that so that the end face installing port of oil inlet is horizontal after the entire tilting installation of collecting filter ontology, the horizontal liquid level after the machine oil in oil pan is static is made integrally to be higher than the end face of oil inlet, and then it is sealed using junction of the machine oil between collecting filter ontology and oil pan, the connection sealing energy between sump strainer and oil pan can be effectively improved, gas is avoided to enter in sump strainer.

Description

Sump strainer

Technical field

The utility model is related to engine arts, and in particular to a kind of sump strainer.

Background technology

Sump strainer is provided in the component between oil pan and lubricating oil pump, for being carried out to the machine oil in oil pan Filter avoids impurity from entering engine interior and causes to wear or engage to ensure that the machine oil to be worked in pumping to engine is pure, Ensure engine normal operation；And sump strainer is generally provided with the oil inlet for introducing machine oil, and oil pan in bottom It is inside provided with for installing and together with the mounting base of the oil inlet, oil inlet edge forms mounting flange and passes through with mounting base Seal washer is tightly connected, for the machine oil in oil pan to be introduced sump strainer, the end of existing oil inlet by oil inlet The mounting surface that face is formed is generally horizontal plane, when installation by the mounting surface along positive pressure straight down oil pan mounting base, and For tilting engine, it is inclined surface that can cause the mounting surface of sump strainer and oil pan mounting base so that is located at Horizontal plane when machine oil in oil pan is static interlocks with the inclined surface, in lubricating oil pump pumping machine oil, easily causes and does not immerse machine The part oil inlet end face of pasta is revealed, and the sealing performance between machine oil engine filter and oil pan is influenced, cause extraneous gas into Enter in machine oil engine filter and adversely affects.

Therefore, in order to solve the above problem, a kind of sump strainer is needed, sump strainer and oil pan can be effectively improved Between connection sealing energy, avoid gas from entering in sump strainer.

Utility model content

In view of this, the purpose of the utility model is to overcome defect in the prior art, sump strainer, Neng Gouyou are provided Effect improves the connection sealing energy between sump strainer and oil pan, and gas is avoided to enter in sump strainer.

The sump strainer of the utility model, including collecting filter ontology, the top and bottom difference of the collecting filter ontology It is provided with oil outlet and oil inlet, the end face of the oil inlet is the mounting surface of sump strainer and the normal of the mounting surface and go out Angle between the central axis of hydraulic fluid port be 5-20 ° so that collecting filter ontology is installed on inclined engine after its oil inlet end face water It is flat.

Further, the collecting filter ontology includes upper shell, lower housing and the mistake being fixed between upper shell and lower housing Strainer；The bottom of the upper shell is provided with joint face, is provided at the top of lower housing and to be fixed with sealing with upper joint face Lower joint face, the lower joint face portion concave form connection annular groove, and the upper joint face part protrusion forms embedded connection ring Slot and the connection bulge loop of welding, the filtering network edge formation, which is stretched into connection annular groove, is used for fixed flange.

Further, the section of the connection annular groove and connection bulge loop is rectangle.

Further, the collecting filter bodies top is provided with the flowline to form the oil outlet, the flowline it is outer Circle housing is provided with connection sealing shroud, and the lower end outer circle of the connection sealing shroud radially convexes to form the first sealing ring Platform, the flowline outer circle radially convex to form the second sealing land axially opposed with the first sealing land, institute State downwardly convex the first sealing of the formation bulge loop in lower face of the first sealing land, the upper end outer ring cyclization of the connection sealing shroud Shape radially convexes to form the second sealing bulge loop.

Further, the second sealing bulge loop is multiple and axially distributed.

Further, the first sealing bulge loop includes the root and the section semicircle for being set to bottom top surface that section is rectangle The sealing of shape.

Further, the first sealing bulge loop include successively from inside to outside radially the inside first that is spaced apart seal it is convex Ring, centre first seal bulge loop and outside first seals bulge loop, and the first sealing bulge loop size and outside first seal bulge loop Size is identical, and the centre first seals bulge loop size and is more than the first sealing bulge loop size or the sealing of outside first bulge loop size.

The utility model has the beneficial effects that：A kind of sump strainer disclosed by the utility model, by by collecting filter sheet The oil inlet end face of body is set as inclined-plane so that collecting filter ontology is adapted to engine tilts setting oil pan and installs so that whole So that the end face installing port of oil inlet is horizontal after a tilting installation of collecting filter ontology so that the water after machine oil in oil pan is static Flat liquid level is integrally higher than the end face of oil inlet, and then close using junction progress of the machine oil between collecting filter ontology and oil pan Envelope, can effectively improve the connection sealing energy between sump strainer and oil pan, gas is avoided to enter in sump strainer.

Description of the drawings

The utility model is further described with reference to the accompanying drawings and examples：

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the structural schematic diagram of the utility model.

Specific implementation mode

Fig. 1 is the structural schematic diagram of the utility model, as shown, the sump strainer in the present embodiment, including collection filter Device ontology is respectively arranged with oil outlet 1 and oil inlet 2, the end face of the oil inlet 2 at the top and bottom of the collecting filter ontology Angle between the mounting surface of sump strainer and the normal of the mounting surface and the central axis of oil outlet 1, which is 5-20 °, makes collection Filter body is installed on the end face level of its oil inlet 2 after inclined engine, and the present embodiment is preferably 15 °；By by collecting filter 2 end face of oil inlet of ontology is set as inclined-plane so that collecting filter ontology is adapted to engine tilts setting oil pan and installs so that So that the end face installing port of oil inlet 2 is horizontal after the entire tilting installation of collecting filter ontology so that after machine oil in oil pan is static Horizontal liquid level be integrally higher than the end face of oil inlet 2, and then utilize junction of the machine oil between collecting filter ontology and oil pan It is sealed, the connection sealing energy between sump strainer and oil pan can be effectively improved, gas is avoided to enter machine oil collection In filter.

In the present embodiment, the collecting filter ontology includes upper shell 3, lower housing 4 and is fixed on upper shell 3 and lower housing 4 Between filter screen 5；The bottom of the upper shell 3 is provided with joint face, and 4 top of lower housing is provided with to be sealed with upper joint face The lower joint face of secure fit, the lower joint face portion concave form connection annular groove 6, the upper joint face part protrusion shape At embedded connection annular groove 6 and the connection bulge loop 7 of welding, the formation of 5 edge of the filter screen is stretched into connection annular groove 6 for being consolidated Fixed flange；The connection bulge loop 7 is welded in by the existing ways such as Spin welding or vibrations weldering；It connects in annular groove 6, meanwhile, it should Filter screen 5 is fixed in welding structure so that 5 edge of filter screen is sealed and fixes, and ensures 5 fixed stabilization of filter screen Property, while ensureing good airproof performance and stability height that upper shell 3 and lower housing 4 are connected and fixed.

In the present embodiment, the connection annular groove 6 and the section for connecting bulge loop 7 are rectangle；The width of the connection bulge loop 7 It is slightly less than the width of connection annular groove 6, facilitates the flange of filter screen 5 embedded and fixed.

In the present embodiment, the collecting filter bodies top is provided with the flowline 8 to form the oil outlet 1, described fuel-displaced The outer circle housing of pipe 8 is provided with connection sealing shroud 9, and the lower end outer circle of the connection sealing shroud 9 radially convexes to form the One sealing land 10,8 outer circle of the flowline radially convex to form the axially opposed with the first sealing land 10 Two sealing land 11, the lower face of the first sealing land 10 is downwardly convex to form the first sealing bulge loop 12, and the connection is close The upper end outer ring of big envelope 9, which circularizes, radially convexes to form the second sealing bulge loop 13；By the way that flowline 8 and connection is arranged Sealing shroud 9 facilitates the oil input channel of crankcase to be directly coated at connection sealing shroud 9 and realizes sealing, and connects the lower end of sealing shroud 9 It forms the first sealing land 10 and land 11 is sealed by the first sealing bulge loop 12 and second and cooperatively form radial seal, ensure It connects and is sealed tightly between sealing shroud 9 and flowline 8.

In the present embodiment, the second sealing bulge loop 13 is multiple and axially distributed；The second sealing bulge loop 13 can It is two, the sealing effect being further ensured that between connection sealing shroud 9 and the oil input channel of crankcase.

In the present embodiment, the first sealing bulge loop 12 includes section for the root of rectangle and is set to the disconnected of bottom top surface The semicircular sealing in face；Radially the inside first including being spaced apart is close successively from inside to outside for the first sealing bulge loop 12 Seal bulge loop 12, centre first seals bulge loop 12 and outside first seals bulge loop 12, first sealing 12 size of bulge loop and outside First sealing 12 size of bulge loop is identical, and the centre first seals 12 size of bulge loop and is more than the first sealing 12 size of bulge loop or outside First sealing 12 size of bulge loop；Conducive to sealing intensity radial between sealing shroud and flowline 8 is improved, ensure that sealing effect is good.

Finally illustrate, above example is merely intended for describing the technical solutions of the present application, but not for limiting the present application, although ginseng The utility model is described in detail according to preferred embodiment, it will be understood by those of ordinary skill in the art that, it can be to this The technical solution of utility model is modified or replaced equivalently, without departing from the objective and model of technical solutions of the utility model It encloses, should all cover in the right of the utility model.

Claims

1. a kind of sump strainer, it is characterised in that：Including collecting filter ontology, the top and bottom of the collecting filter ontology are distinguished It is provided with oil outlet and oil inlet, the end face of the oil inlet is the mounting surface of sump strainer and the normal of the mounting surface and go out Angle between the central axis of hydraulic fluid port be 5-20 ° so that collecting filter ontology is installed on inclined engine after its oil inlet end face water It is flat.

2. sump strainer according to claim 1, it is characterised in that：The collecting filter ontology includes upper shell, lower casing Body and the filter screen being fixed between upper shell and lower housing；The bottom of the upper shell is provided with joint face, lower housing top Portion is provided with the lower joint face being fixed with sealing with upper joint face, and the lower joint face portion concave forms connection annular groove, institute It states joint face part protrusion and forms embedded connection annular groove and the connection bulge loop of welding, connection is stretched into the filtering network edge formation Fixed flange is used in annular groove.

3. sump strainer according to claim 2, it is characterised in that：The connection annular groove and the section for connecting bulge loop are Rectangle.

4. sump strainer according to claim 1, it is characterised in that：The collecting filter bodies top is provided with to form institute State the flowline of oil outlet, the outer circle housing of the flowline is provided with connection sealing shroud, outside the lower end of the connection sealing shroud Circle radially convexes to form the first sealing land, and the flowline outer circle radially convexes to form and the first sealing ring The second axially opposed sealing land of platform, the lower face of the first sealing land is downwardly convex to form the first sealing bulge loop, The upper end outer ring of the connection sealing shroud, which circularizes, radially convexes to form the second sealing bulge loop.

5. sump strainer according to claim 4, it is characterised in that：The second sealing bulge loop is multiple and in an axial direction Distribution.

6. sump strainer according to claim 4, it is characterised in that：It is rectangle that the first sealing bulge loop, which includes section, Root and be set to the semicircular sealing of section of bottom top surface.

7. sump strainer according to claim 6, it is characterised in that：Described first seals bulge loop radially from inside to outside Include successively that the inside first that is spaced apart seals bulge loop, centre first seals bulge loop and outside first seals bulge loop, described the One sealing bulge loop size and the sealing bulge loop size of outside first are identical, and the centre first seals bulge loop size and is more than the first sealing Bulge loop size or outside first seal bulge loop size.