阅读说明：本技术 一种自润滑的机油泵壳体 (A kind of oil pump casing of self-lubricating ) 是由 杨文奎 陈柏 于 2019-09-24 设计创作，主要内容包括：本发明公开了一种自润滑的机油泵壳体,包括：基体和盖体,所述基体正面内凹设置有泵油腔体,所述泵油腔体包括第一进油腔体和第一出油腔体,所述基体正面内凹设置有一侧与第一出油腔体连通的第一过滤网安装孔,所述基体背面内凹设置有齿轮组安装槽,所述基体正面内凹设置有与第一出油腔体相连通的第一润滑供油孔,所述基体侧面设置有与第一润滑供油孔连通并向内延伸的第二过滤网安装孔,所述齿轮组安装槽中设置有与第二过滤网安装孔连通的第二润滑供油孔。通过上述方式,本发明所述的自润滑的机油泵壳体,利用第一润滑供油孔为第二过滤网安装孔供油,并通过第二润滑供油孔将润滑油注入齿轮组安装槽,降低了维护成本。(The invention discloses a kind of oil pump casings of self-lubricating, it include: matrix and lid, described matrix front indent is provided with pump oil cavity, the pump oil cavity includes the first oil inlet cavity and the first fuel-displaced cavity, described matrix front indent is provided with the first filter screen mounting hole that side is connected to the first fuel-displaced cavity, described matrix back side indent is provided with gear set mounting groove, described matrix front indent is provided with the first lubrication oil supply hole being connected with the first fuel-displaced cavity, described matrix side is provided with the second filter screen mounting hole for being connected to and extending internally with the first lubrication oil supply hole, the second lubrication oil supply hole being connected to the second filter screen mounting hole is provided in the gear set mounting groove.By the above-mentioned means, the oil pump casing of self-lubricating of the present invention, is the second filter screen mounting hole fuel feeding using the first lubrication oil supply hole, and reduce maintenance cost lubricating oil is injected into gear set mounting groove by the second lubrication oil supply hole.)

1. a kind of oil pump casing of self-lubricating characterized by comprising matrix and lid, the setting of described matrix front indent Have a pump oil cavity, the front that matrix is arranged in the lid carries out the sealing of pump oil cavity, the pump oil cavity include first into Oil cavity and the first fuel-displaced cavity, the lid back side be provided with the second oil inlet cavity corresponding with the first oil inlet cavity and with The corresponding second fuel-displaced cavity of first fuel-displaced cavity, described matrix front indent are provided with what side was connected to the first fuel-displaced cavity First filter screen mounting hole, described matrix side is provided with the first oil outlet being connected with the first filter screen mounting hole, described Matrix back side indent is provided with gear set mounting groove, and core axle hole progress is provided between the gear set mounting groove and pump oil cavity It is connected to, indent is provided with the first oil-way of connection core axle hole and the first fuel-displaced cavity, described matrix front in described matrix Indent is provided with the first lubrication oil supply hole being connected with the first fuel-displaced cavity, and described matrix side is provided with to be supplied with the first lubrication The second filter screen mounting hole that oilhole is connected to and extends internally, is provided in the gear set mounting groove and the second filter screen is installed Second lubrication oil supply hole of hole connection, described matrix back side indent are provided with the first oil-recovery tank being connected to gear set mounting groove, Indent is provided with the first oil return hole in first oil-recovery tank.

2. the oil pump casing of self-lubricating according to claim 1, which is characterized in that be provided with bearing on the lid Hole, lid back side indent are provided with the second oil-way of connection the second fuel-displaced cavity and bearing hole.

3. the oil pump casing of self-lubricating according to claim 1, which is characterized in that the first filter screen mounting hole and Filter screen is provided in second filter screen mounting hole.

4. the oil pump casing of self-lubricating according to claim 1, which is characterized in that be provided on the lid and second The corresponding pressure relief vent of fuel-displaced cavity.

5. the oil pump casing of self-lubricating according to claim 4, which is characterized in that be provided with pressure release in the pressure relief vent Valve.

6. the oil pump casing of self-lubricating according to claim 1, which is characterized in that described matrix front is provided with and the Second oil return hole of one oil return hole connection, is provided with the second oil-recovery tank between second oil return hole and the first oil inlet cavity.

7. the oil pump casing of self-lubricating according to claim 1, which is characterized in that described matrix side is provided with fixation Ear is provided with the first mounting hole in the fixed ear.

8. the oil pump casing of self-lubricating according to claim 1, which is characterized in that the described matrix back side is provided with and the The first oil supplying hole that one oil inlet cavity is connected.

9. the oil pump casing of self-lubricating according to claim 1, which is characterized in that be provided on the lid and second The second oil supplying hole that oil inlet cavity is connected.

10. the oil pump casing of self-lubricating according to claim 1, which is characterized in that the setting of described matrix front edge There are several second mounting holes, third mounting hole corresponding with the second mounting hole is provided on the lid.

Technical field

The present invention relates to automobile engine oil pump technical fields, more particularly to a kind of oil pump casing of self-lubricating.

Background technique

The piston motion of engine be unable to do without lubricating oil, in order to realize lubrication of the lubricating oil to engine piston motion when and Cooling, fuel engines will usually install the circulation-supplied that lubricating oil pump is lubricated oil.

Part lubricating oil pump carries out the driving of gear set by engine or motor, then carries out mandrel by gear set Driving, and the lubrication of gear set and mandrel also needs in addition to install additional lubricating system, and at high cost, maintenance is inconvenient, increases maintenance Cost, need to improve.

Summary of the invention

The invention mainly solves the technical problem of providing a kind of oil pump casings of self-lubricating, realize gear set and mandrel Lubrication, reduce maintenance cost.

In order to solve the above technical problems, one technical scheme adopted by the invention is that: a kind of lubricating oil pump of self-lubricating is provided Shell, comprising: matrix and lid, described matrix front indent are provided with pump oil cavity, and the front of matrix is arranged in the lid The sealing of pump oil cavity is carried out, the pump oil cavity includes the first oil inlet cavity and the first fuel-displaced cavity, and the lid back side is set It is equipped with and the corresponding second oil inlet cavity of the first oil inlet cavity and the second fuel-displaced cavity corresponding with the first fuel-displaced cavity, it is described Front side of matrix indent is provided with the first filter screen mounting hole that side is connected to the first fuel-displaced cavity, and described matrix side is provided with The first oil outlet being connected with the first filter screen mounting hole, described matrix back side indent is provided with gear set mounting groove, described It is provided with core axle hole between gear set mounting groove and pump oil cavity to be connected to, indent is provided with connection core axle hole in described matrix With the first oil-way of the first fuel-displaced cavity, described matrix front indent is provided with first to be connected with the first fuel-displaced cavity Lubrication oil supply hole, described matrix side are provided with the second filter screen installation for being connected to and extending internally with the first lubrication oil supply hole Hole is provided with the second lubrication oil supply hole being connected to the second filter screen mounting hole, described matrix back in the gear set mounting groove Face indent is provided with the first oil-recovery tank being connected to gear set mounting groove, and indent is provided with the first oil return in first oil-recovery tank Hole.

In a preferred embodiment of the present invention, bearing hole, the setting of lid back side indent are provided on the lid There is the second oil-way of connection the second fuel-displaced cavity and bearing hole.

In a preferred embodiment of the present invention, it is arranged in the first filter screen mounting hole and the second filter screen mounting hole There is filter screen.

In a preferred embodiment of the present invention, pressure relief vent corresponding with the second fuel-displaced cavity is provided on the lid.

In a preferred embodiment of the present invention, relief valve is provided in the pressure relief vent.

In a preferred embodiment of the present invention, described matrix front is provided with the second oil return being connected to the first oil return hole Hole is provided with the second oil-recovery tank between second oil return hole and the first oil inlet cavity.

In a preferred embodiment of the present invention, described matrix side is provided with fixed ear, is provided in the fixed ear First mounting hole.

In a preferred embodiment of the present invention, the described matrix back side is provided with first to be connected with the first oil inlet cavity Oil supplying hole.

In a preferred embodiment of the present invention, second to be connected with the second oil inlet cavity is provided on the lid to supply Oilhole.

In a preferred embodiment of the present invention, described matrix front edge is provided with several second mounting holes, the lid Third mounting hole corresponding with the second mounting hole is provided on body.

The beneficial effects of the present invention are: a kind of oil pump casing for self-lubricating that the present invention points out, has been specifically designed first Oil-way carries out the lubrication of core axle hole and its internal mandrel, and is the second filter screen mounting hole using the first lubrication oil supply hole Fuel feeding, and by the second lubrication oil supply hole, lubricating oil is injected into gear set mounting grooves, realize to gear set mounting groove middle gear group Lubrication, avoid additionally carry out gear set lubrication and maintenance, reduce maintenance cost.

Detailed description of the invention

To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other Attached drawing, in which:

Fig. 1 is the structural schematic diagram of one preferred embodiment of matrix in a kind of oil pump casing of self-lubricating of the present invention；

Fig. 2 is the perspective view of Fig. 1；

Fig. 3 is another angular views of Fig. 2；

Fig. 4 is the section view of the first oil return hole and the second oil return hole site in matrix in a kind of oil pump casing of self-lubricating of the present invention Figure；

Fig. 5 is the structural schematic diagram of one preferred embodiment of lid in a kind of oil pump casing of self-lubricating of the present invention；

Fig. 6 is the rear view of Fig. 5.

Specific embodiment

The technical scheme in the embodiments of the invention will be clearly and completely described below, it is clear that described implementation Example is only a part of the embodiments of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common Technical staff's all other embodiment obtained without making creative work belongs to the model that the present invention protects It encloses.

Fig. 1 ~ Fig. 6 is please referred to, the embodiment of the present invention includes:

Such as Fig. 1 ~ self-lubricating shown in fig. 6 oil pump casing, comprising: matrix 1 and lid 16, it is recessed in 1 front of described matrix It is equipped with pump oil cavity 3, the front that matrix 1 is arranged in the lid 16 carries out the sealing of pump oil cavity 3, and matrix 1 and lid 16 divide Not Cai Yong cast aluminum construction, light-weight, sound construction.1 side of described matrix is provided with fixed ear 10, is arranged in the fixed ear 10 There is the first mounting hole, facilitates the installation for carrying out matrix 1.1 front edge of described matrix is provided with several second mounting holes 6, described It is provided with third mounting hole 23 corresponding with the second mounting hole on lid 16, facilitates and matrix 1 and lid 16 is carried out using screw It is fixed.

As shown in Figure 1, the pump oil cavity 3 includes the first oil inlet cavity 31 and the first fuel-displaced cavity 32, as shown in fig. 6, 16 back side of lid be provided with second oil inlet cavity 22 corresponding with the first oil inlet cavity 31 and with the first fuel-displaced cavity 32 Corresponding second fuel-displaced cavity 19 is conveniently lubricated the pumping of oil.1 back side of described matrix is provided with and the first oil inlet cavity 31 The first oil supplying hole 15 being connected, the first oil supplying hole 15 use the external oil sump of pipeline, carry out fuel feeding, are arranged on the lid 1 There is the second oil supplying hole 17 being connected with the second oil inlet cavity 22, it can other external oil storages or with oily component.

The positive indent of described matrix 1 is provided with the first filter screen mounting hole 7 that side is connected to the first fuel-displaced cavity 31, real The filtering of existing lubricating oil, 1 side of described matrix are provided with the first oil outlet 8 being connected with the first filter screen mounting hole 7, and first Oil outlet 8 can provide lubricating oil for engine interior.

1 back side indent of described matrix is provided with gear set mounting groove 12, the gear set mounting groove 12 and pump oil cavity 3 it Between be provided with core axle hole 24 and be connected to, core axle hole 24 facilitates the installation of mandrel, carries out gear set in gear set mounting groove 12 Installation facilitates the driving for carrying out mandrel.

Indent is provided with the first oil-way 11 of connection core axle hole 24 and the first fuel-displaced cavity 32, institute in described matrix 1 It states and is provided with bearing hole 21 on lid 16, core axle hole 24 and bearing hole 21 are mutually concentric, and 16 back side indent of lid is provided with company Second oil-way 20 of logical second fuel-displaced cavity 19 and bearing hole 21, realizes the lubrication to mandrel and its bearing.

The positive indent of described matrix 1 is provided with the first lubrication oil supply hole 4 being connected with the first fuel-displaced cavity 32, the base 1 side of body is provided with the second filter screen mounting hole 9 for being connected to and extending internally with the first lubrication oil supply hole 4, first filtering It is respectively arranged with filter screen in net mounting hole 7 and the second filter screen mounting hole 9, is lubricated the filtering of oil.

The second lubrication oil supply hole 13 being connected to the second filter screen mounting hole 9 is provided in the gear set mounting groove 12, Lubricating oil is imported into gear set mounting groove 12, carries out the lubrication of gear, reduces maintenance cost.Second filter screen mounting hole, 9 end Necking down and control injection gear set mounting groove 12 flow, avoid the pressure loss of the first oil outlet 8 excessive.

1 back side indent of described matrix is provided with the first oil-recovery tank 14 being connected to gear set mounting groove 12, and described first time Indent is provided with the first oil return hole 25 in oil groove 14, and 1 front of described matrix is provided with second time be connected to the first oil return hole 25 Oilhole 5 is provided with the second oil-recovery tank 2 between second oil return hole 5 and the first oil inlet cavity 31, realize gear set mounting groove 12 The circulation of middle lubricating oil.

It is provided with pressure relief vent 18 corresponding with the second fuel-displaced cavity 19 on the lid 16, is provided in the pressure relief vent 18 Relief valve avoids the problem that pressure is excessive.

In conclusion a kind of oil pump casing for self-lubricating that the present invention points out, realizes the profit to gear set and mandrel It is sliding, reduce the cost of follow-up maintenance.

The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair Equivalent structure or equivalent flow shift made by bright description is applied directly or indirectly in other relevant technology necks Domain is included within the scope of the present invention.