CN207813840U - Oil pump component and electric oil pump assembly and vehicle with it - Google Patents

Oil pump component and electric oil pump assembly and vehicle with it Download PDF

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Publication number
CN207813840U
CN207813840U CN201721893812.9U CN201721893812U CN207813840U CN 207813840 U CN207813840 U CN 207813840U CN 201721893812 U CN201721893812 U CN 201721893812U CN 207813840 U CN207813840 U CN 207813840U
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China
Prior art keywords
oil
pump
component
oil pump
total
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CN201721893812.9U
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Chinese (zh)
Inventor
杨胜麟
王涛
李军
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BYD Co Ltd
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BYD Co Ltd
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Priority to CN201721893812.9U priority Critical patent/CN207813840U/en
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Abstract

The utility model discloses a kind of oil pump component and with its electric oil pump assembly and vehicle, the oil pump component includes：Pump case component and pump oil mechanism, there is inlet port, multiple oil discharge outlets and oil scupper on the pump case component, the oil scupper includes confluence portion and confluence portion correspondence is connected to multiple distributary divisions of multiple oil discharge outlets, the pump oil mechanism includes pump oil portion, and the pump oil portion is located in the pump case component and is worked by the pump oil of the oil scupper to multiple oil discharge outlets for realizing from the inlet port.Oil pump component according to the present utility model, work efficiency is high.

Description

Oil pump component and electric oil pump assembly and vehicle with it
Technical field
The utility model is related to vehicle arrangement fields, more particularly, to a kind of oil pump component and with its electric oil pump it is total At and vehicle.
Background technology
Electric oil pump is widely used in the steering and lubricating system of vehicle, in the related technology, the oil of electric oil pump Pump is split type with motor, and connection relation is only the power coupling connection of oil pump shaft and motor shaft so that electric oil pump Volume is larger, and the installation space of occupancy is big.In addition, the operating noise of motor and the operating noise of oil pump are larger, the relevant technologies In carry out insulating noise often through various damping elements are arranged, the construction of damping element is complicated, occupies larger installation space, and Production cost is high, and assembly technology is complicated, and there are rooms for improvement.
Utility model content
The utility model aims to solve at least one of the technical problems existing in the prior art.For this purpose, the utility model exists In proposing a kind of oil pump component, work efficiency is high for the oil pump component.
The utility model also proposes a kind of electric oil pump assembly with above-mentioned oil pump component.
The utility model also proposes a kind of vehicle with above-mentioned electric oil pump assembly.
According to the oil pump component of the utility model first aspect embodiment, including：Pump case component has on the pump case component There are inlet port, multiple oil discharge outlets and oil scupper, the oil scupper to include confluence portion and be connected to confluence portion correspondence multiple Multiple distributary divisions of the oil discharge outlet；With pump oil mechanism, the pump oil mechanism includes pump oil portion, and the pump oil portion is located at the pump It is worked by the pump oil of the oil scupper to multiple oil discharge outlets in shell component and for realizing from the inlet port.
Oil pump component according to the present utility model, work efficiency is high.
In some embodiments, the pump oil portion realizes pump oil work by rotation, and multiple oil discharge outlets are along the pump The circumferentially spaced distribution of the rotation axis in oily portion and along the pump oil portion radial direction perforation.
In some embodiments, the pump case component includes：The pump housing and the pump cover for being located at pump housing axial direction one end, it is described Oil scupper is formed on the pump cover.
In some embodiments, the curve and linear extension that the confluence portion is connected along smooth curve or smoothly.
In some embodiments, the oil scupper is axisymmetric shape, fuel-displaced position and the oil extraction in the pump oil portion The axis of symmetry of slot is opposite.
In some embodiments, the pump oil portion is inside engaged gear group or external gear pump group or rotary blade.
According to the electric oil pump assembly of the utility model second aspect embodiment, there is general assembly in the electric oil pump assembly Cabin, there is on the electric oil pump assembly total oil inlet and total oil outlet, the electric oil pump composition to include：Electric machine assembly, institute Electric machine assembly is stated to be located in total stowage；Oil pump component, the oil pump component are the oil according to the utility model first aspect Pump group part, the oil pump component are located in total stowage and are realized from total oil inlet to institute by electric machine assembly driving State the pump oil work of total oil outlet.
In some embodiments, total stowage includes motor room and oil pump cabin, the motor room and total oil inlet Connection, the oil pump cabin are connected to total oil outlet, and the oil pump component is located in the oil pump cabin, the oil pump component The inlet port is connected to the motor room, and multiple oil discharge outlets of the oil pump component are connected to the oil pump cabin.
Electric oil pump assembly according to the present utility model, compact structure, compact, light weight and cost is low.
Include the electronic oil according to the utility model second aspect according to the vehicle of the utility model third aspect embodiment Pump assembly.
Vehicle according to the present utility model, compact structure, compact, light weight and cost is low.
The additional aspect and advantage of the utility model will be set forth in part in the description, partly will be from following description In become apparent, or recognized by the practice of the utility model.
Description of the drawings
Fig. 1 is the explosive view according to the oil pump component of the utility model embodiment one；
Fig. 2 is the axial side perspective view of oil pump component shown in Fig. 1；
Fig. 3 is the axial other side perspective view of oil pump component shown in Fig. 1；
Fig. 4 is a sectional view of oil pump component shown in Fig. 1；
Fig. 5 is another sectional view of oil pump component shown in Fig. 1；
Fig. 6 is the sectional view according to the electric oil pump assembly of the utility model embodiment one；
Fig. 7 is the portions the F enlarged drawing in Fig. 6；
Fig. 8 is the explosive view according to the oil pump component of the utility model embodiment two；
Fig. 9 is the axial side perspective view of oil pump component shown in fig. 8；
Figure 10 is the axial other side perspective view of oil pump component shown in fig. 8；
Figure 11 is a sectional view of oil pump component shown in fig. 8；
Figure 12 is another sectional view of oil pump component shown in fig. 8；
Figure 13 is another sectional view of oil pump component shown in fig. 8；
Figure 14 is the sectional view according to the electric oil pump assembly of the utility model embodiment two；
Figure 15 is the explosive view according to the oil pump component of the utility model embodiment three；
Figure 16 is the axial side perspective view of oil pump component shown in Figure 15；
Figure 17 is the axial other side perspective view of oil pump component shown in Figure 15；
Figure 18 is a sectional view of oil pump component shown in Figure 15；
Figure 19 is another sectional view of oil pump component shown in Figure 15；
Figure 20 is another sectional view of oil pump component shown in Figure 15；
Figure 21 is the sectional view according to the electric oil pump assembly of the utility model embodiment three；
Figure 22 is the explosive view according to the oil pump component of the utility model embodiment four；
Figure 23 is the axial side perspective view of oil pump component shown in Figure 22；
Figure 24 is the axial other side perspective view of oil pump component shown in Figure 22；
Figure 25 is a sectional view of oil pump component shown in Figure 22；
Figure 26 is another sectional view of oil pump component shown in Figure 22；
Figure 27 is another sectional view of oil pump component shown in Figure 22；
Figure 28 is the sectional view according to the electric oil pump assembly of the utility model embodiment four；
Figure 29 is the explosive view according to the oil pump component of the utility model embodiment five；
Figure 30 is the axial side perspective view of oil pump component shown in Figure 29；
Figure 31 is the axial other side perspective view of oil pump component shown in Figure 29；
Figure 32 is a sectional view of oil pump component shown in Figure 29；
Figure 33 is another sectional view of oil pump component shown in Figure 29；
Figure 34 is the sectional view according to the electric oil pump assembly of the utility model embodiment five；
Figure 35 is the explosive view according to the oil pump component of the utility model embodiment six；
Figure 36 is the axial side perspective view of oil pump component shown in Figure 35；
Figure 37 is the axial other side perspective view of oil pump component shown in Figure 35；
Figure 38 is a sectional view of oil pump component shown in Figure 35；
Figure 39 is another sectional view of oil pump component shown in Figure 35；
Figure 40 is the sectional view according to the electric oil pump assembly of the utility model embodiment six；
Figure 41 is the explosive view according to the oil pump component of the utility model embodiment seven；
Figure 42 is the axial side perspective view of oil pump component shown in Figure 41；
Figure 43 is the axial other side perspective view of oil pump component shown in Figure 41；
Figure 44 is a sectional view of oil pump component shown in Figure 41；
Figure 45 is another sectional view of oil pump component shown in Figure 41；
Figure 46 is the sectional view according to the electric oil pump assembly of the utility model embodiment seven；
Figure 47 is the explosive view according to the oil pump component of the utility model embodiment eight；
Figure 48 is the axial side perspective view of oil pump component shown in Figure 47；
Figure 49 is the axial other side perspective view of oil pump component shown in Figure 47；
Figure 50 is the axial other side perspective view of oil pump component shown in Figure 47；
Figure 51 is a sectional view of oil pump component shown in Figure 47；
Figure 52 is another sectional view of oil pump component shown in Figure 47；
Figure 53 is the sectional view according to the electric oil pump assembly of the utility model embodiment eight；
Figure 54 is the explosive view according to the oil pump component of the utility model embodiment nine；
Figure 55 is the axial side perspective view of oil pump component shown in Figure 54；
Figure 56 is the axial other side perspective view of oil pump component shown in Figure 54；
Figure 57 is the axial other side perspective view of oil pump component shown in Figure 54；
Figure 58 is a sectional view of oil pump component shown in Figure 54；
Figure 59 is another sectional view of oil pump component shown in Figure 54；
Figure 60 is the sectional view according to the electric oil pump assembly of the utility model embodiment nine；
Figure 61 is the explosive view according to the oil pump component of the utility model embodiment ten；
Figure 62 is the axial side perspective view of oil pump component shown in Figure 61；
Figure 63 is the axial other side perspective view of oil pump component shown in Figure 61；
Figure 64 is the axial other side perspective view of oil pump component shown in Figure 61；
Figure 65 is a sectional view of oil pump component shown in Figure 61；
Figure 66 is another sectional view of oil pump component shown in Figure 61；
Figure 67 is the sectional view according to the electric oil pump assembly of the utility model embodiment ten；
Figure 68 is the vehicle according to the utility model embodiment.
Specific implementation mode
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng The embodiment for examining attached drawing description is exemplary, it is intended to for explaining the utility model, and should not be understood as to the utility model Limitation.
Following disclosure provides many different embodiments or example is used for realizing the different structure of the utility model.For The disclosure of simplified the utility model, is hereinafter described the component of specific examples and setting.Certainly, they are only and show Example, and purpose does not lie in limitation the utility model.In addition, the utility model can in different examples repeat reference numerals And/or letter.This repetition is for purposes of simplicity and clarity, itself not indicate discussed various embodiments and/or set Relationship between setting.In addition, the example for the various specific techniques and material that the utility model provides, but this field is common Technical staff can be appreciated that the applicable property of other techniques and/or the use of other materials.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term It states and is necessarily directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be with It can be combined in any suitable manner in any one or more of the embodiments or examples.
In addition, without conflicting with each other, those skilled in the art can be by difference described in this specification The feature of embodiment or example and different embodiments or examples is combined, and all falls within the protection model of the utility model Within enclosing.While there has been shown and described that the embodiments of the present invention, it will be understood by those skilled in the art that： Do not depart from and can these embodiments be carried out in the case of the principles of the present invention and objective with a variety of variations, modification, replace and Modification, the scope of the utility model are limited by claim and its equivalent.
In the following, with reference to figure 1-7 and combining Figure 40 and Figure 46, the oil according to the utility model first aspect embodiment is described Pump group part 1 and electric oil pump assembly 1000 with it.
As shown in fig. 6, there is total oil inlet 201 according to the electric oil pump assembly 1000 of the utility model embodiment and always go out Hydraulic fluid port 202, and electric oil pump assembly 1000 includes：Oil pump component 1 and electric machine assembly 2.
As shown in Fig. 1, Fig. 6 and Fig. 7, electric machine assembly 2 includes drive shaft 24, and 1 floating support of oil pump component is in electric machine assembly 2 End cap 211 on (i.e. oil pump component 1 is connected with 211 on-fixed of end cap of electric machine assembly 2, at this point, oil pump component 1 is with respect to motor The end cap 211 of component 2 can play, such as can play along the axial, radial etc. of drive shaft 24), drive shaft 24 stretches into oil pump The inside of component 1 (here, since drive shaft 24 will also be connected with rotor 23, protrudes fully into which simultaneously nonpowered axle 24 is whole The inside of oil pump component 1) and oil pump component 1 is driven to realize from total oil inlet 201 to the work of the pump oil of total oil outlet 202.
As a result, according to the electric oil pump assembly 1000 of the utility model embodiment, since drive shaft 24 stretches into oil pump component 1 Inside, the connection distance between electric machine assembly 2 and oil pump component 1 can be reduced so that the structure of electric oil pump assembly 1000 More compact, compact, weight is lighter, cost is lower, more convenient vehicle-mounted carrying.
In some preferred embodiments of the utility model, electric oil pump assembly 1000 can also include case component, machine For shell component for accommodating oil pump component 1 and electric machine assembly 2, case component includes casing 21, is limited in casing 21 oil-overflow Total stowage 200, total oil inlet 201 and total oil outlet 202 are both formed on casing 21, and electric machine assembly 2 and oil pump component 1 are each provided at In total stowage 200, wherein electric machine assembly 2 includes stator 22 and rotor 23,23 relative stator of rotor, 22 rotatable and and drive shaft 24 are connected, and oil pump component 1 includes pump oil mechanism 11, the driving of 11 driven moving axis 24 of pump oil mechanism realize from total oil inlet 201 to The pump oil work of total oil outlet 202.
Specifically, with reference to Fig. 6, in the process of work, rotor 23 drives 24 phase of drive shaft to electric oil pump assembly 1000 Stator 22 is rotated, the work of 24 transfer tube oil machine structure 11 of drive shaft, during pump oil mechanism 11 works, the oil outside casing 21 can To be entered in total stowage 200 by total oil inlet 201, the oil in total stowage 200 can be discharged to machine by total oil outlet 202 Outside shell 21.
As a result, according to the electric oil pump assembly 1000 of the utility model embodiment, due to oil pump component 1 and electric machine assembly 2 It is disposed entirely in oil-overflow total stowage 200 and is wrapped up by oil, so as to minimize 121 wall of the pump housing of oil pump component 1 It is thick so that the weight saving of oil pump component 1, occupied space reduce, but also can reduce the outside transmission work of oil pump component 1 and make an uproar Sound can additionally reduce the seal request of oil pump component 1, reduce the design and throwing of sealing element (sealing ring as described below) Enter, and then reduce volume, weight, cost and the noise of electric oil pump assembly 1000, so that it is more favorable for vehicle-mounted.In short, According to the electric oil pump assembly 1000 of the utility model embodiment, since oil pump component 1 and electric machine assembly 2 are integrally disposed, to The operating noise of electric oil pump assembly 1000 can be effectively reduced, and makes the structure of electric oil pump assembly 1000 compacter. Here it is possible to the casing 21 of electric oil pump assembly 1000 be considered as to the shell of electric machine assembly 2, at this point it is possible to be understood as oil pump group Part 1, stator 22, rotor 23, drive shaft 24 are completely integrated in the shell in electric machine assembly 2.
Specifically, pump oil mechanism 11 can only include pump oil portion 112, pump oil mechanism 11 can also both include pump oil portion 112 and include shaft 111, pump oil portion 112 is connected with shaft 111, wherein pump oil is played the role of in pump oil portion 112, turns Axle portion 111 plays the role of input torque and/or support pump oil portion 112.Wherein, pump oil mechanism 11 can be inside engaged gear Group or external gear pump group or rotary blade.Here, it should be noted that " pump oil portion 112 and shaft as described herein 111 are connected " it refers to：Shaft 111 can be respectively individual components with pump oil portion 112 and assembly is connected, shaft 111 and pump Oily portion 112 can also be an integrally formed global facility.
For example, when pump oil mechanism 11 be inside engaged gear group when (not shown), pump oil portion 112 may include external toothing and Internal gear, as pump oil mechanism 11 also have shaft 11, shaft 111 may include the driven shaft being connected with external toothing and with it is interior The connected driving shaft of gear.
For example, (referring to Fig.1) when pump oil mechanism 11 is external gear pump group, pump oil portion 112 may include driving gear 112A and driven gear 112B, if pump oil mechanism 11 also has shaft 11, shaft 111 may include and driven gear 112B The connected driven shaft 111B and driving shaft 111A being connected with driving gear 112A.
For example, when pump oil mechanism 11 is rotary blade (not shown), pump oil portion 112 may include wheel hub and blade, If pump oil mechanism 11 also has shaft 11, shaft 111 may include the shaft being connected with wheel hub.
In some alternative embodiments of the utility model, power input unit (the i.e. pump oil of drive shaft 24 and oil pump component 1 The power input part in portion 112, internal gear as described above, driving gear 112A, wheel hub etc.) connection.That is, driving Axis 24 can be directly protruding into power input unit and be connect with power input unit, such as drive shaft 24 and power input unit can be with Key connection, such as flat key connection, spline connection.Thus, it is possible to driving reliability of the drive shaft 24 for oil pump component 1 is improved, And keep the adaptive centering effect of oil pump component 1 and electric machine assembly 2 more preferable.
Preferably, as shown in Fig. 1, Fig. 4 and Fig. 7, drive shaft 24 couples with power input unit spline.That is, power There is internal spline on the shaft hole inner wall of input unit, there is external splines in the peripheral wall surfaces of 24 end 2431 of drive shaft, drive shaft 24 In the axis hole that 2431 inserting of end is arrived, internal spline couples with external splines spline, to which drive shaft 24 can be with transfer tube oil machine structure 11 Steadily and reliably rotate, and the contact stress at spline fitted it is small, it is not easy to fatigue damage, service life it is long.
Certainly, the utility model is without being limited thereto, and in the other embodiment of the utility model, drive shaft 24 is inputted with power Portion can also couple by other means, for example, can have groove, 24 end of drive shaft on the shaft hole inner wall of power input unit There is protrusion in 2431 peripheral wall surfaces, after the axis hole of 2431 inserting of end of drive shaft 24 to power input unit is interior, it is raised with it is recessed Slot coordinates, to which drive shaft 24 can drive power input unit to realize rotation.
In some alternative embodiments of the utility model, there is power input shaft in the power input unit of oil pump component 1, Drive shaft 24 and power input shaft (such as the driving shaft described above being connected with internal gear, be connected with driving gear 112A Driving shaft 111A, the shaft being connected with wheel hub) it connect.That is, drive shaft 24 can be directly protruding into power input shaft And connect with power input shaft, such as drive shaft 24 can be keyed with power input shaft, such as flat key connection, spline connection. Thus, it is possible to improve driving reliability of the drive shaft 24 for oil pump component 1, and make the adaptive of oil pump component 1 and electric machine assembly 2 Effect is more preferable in reply.
As a result, according to described above, when pump oil mechanism 11 is inside engaged gear group (not shown), drive shaft 24 can be with In axis hole in inserting to driving shaft (when without driving shaft, axis hole that drive shaft 24 can directly in inserting to internal gear It is interior) external toothing rotation is driven to drive internal gear to rotate, when internal gear rotates, to realize that pump oil works.
(referring to Fig.1) when pump oil mechanism 11 is external gear pump group, drive shaft 24 can be in inserting to driving shaft 111A Axis hole 1121 in (when without driving shaft 111A, axis hole that drive shaft 24 can directly in inserting to driving gear 112A It is interior) driven gear 112B rotations are driven to drive driving gear 112A to rotate, when driving gear 112A is rotated, to realize pump oil Work.
When pump oil mechanism 11 is rotary blade (not shown), drive shaft 24 can be in the axis hole in inserting to shaft (when without shaft, drive shaft 24 can be in the axis hole directly in inserting to wheel hub) is rotated, hub rotation with drive hub When band movable vane piece rotate, to realize pump oil work.
Such as in some specific examples of the utility model, as shown in Figure 1 and Figure 4, inserting to be used on oil pump component 1 The axis hole of drive shaft 24 penetrates through pump oil mechanism 11 in an axial direction.Facilitate the processing and manufacture of axis hole as a result, and facilitates adding for internal spline Work and manufacture, moreover, during drive shaft 24 drives oil pump component 1 to work, perfect heat-dissipating, service life is long.Certainly, originally Utility model is without being limited thereto, and axis hole can also be processed as blind hole as needed, preferably to meet different actual demands.
In some embodiments of the utility model, as shown in fig. 7, the outer end face edge tool of the end 2431 of drive shaft 24 There is a guide surface 2432 for the inside for being inserted into oil pump component 1 convenient for end 2431, such as rounded corner or contra bevel can be passed through Mode processes guide surface 2432, to improve the efficiency of assembling of drive shaft 24 and oil pump component 1.
In some embodiments of the utility model, as shown in Fig. 1, Fig. 6 and Fig. 7, drive shaft 24 includes multistage multi-diameter shaft Face.Drive shaft 24 is facilitated to be positioned and installed with oil pump component 1 as a result,.Such as some specific implementations in the utility model In example, including it is sequentially connected in an axial direction and shaft section accumulates the first shaft part 241, the second shaft part 242 and the third shaft part that are sequentially reduced 243, that is to say, that the first shaft part 241, the second shaft part 242, third shaft part 243 are cross-section axis, wherein the second shaft part 242 Sectional area be less than the sectional area of the first shaft part 241 and the sectional area more than third shaft part 243, wherein the first shaft part 241 with turn Son 23 is connected, and third shaft part 243 is connected with pump oil mechanism 11,242 backstop of the second shaft part in the axial side of pump oil mechanism 11, That is the cross-sectional area of the second shaft part 242 is more than the aperture of the axis hole 1121 in pump oil mechanism 11, to extend into pump With positioned at the axial side of pump oil mechanism 11 in oil machine structure 11.The structure of drive shaft 24 is simple as a result, facilitates processing and installation, And structural strength is good, driving reliability is high.Certainly, without being limited thereto, drive shaft 24 can also be processed as other multistage ladder axial planes Shape, such as a shaft part is set again between the first shaft part 241 and the second shaft part 242, or in the second shaft part 242 and Shaft part etc. is set again between three shaft parts 243.
In some embodiments of the utility model, as shown in figures 1 to 6, total stowage 200 includes motor room 200A and oil (herein, oil pump cabin 200B is that isolation is located in motor room 200A to pump room 200B, i.e. oil pump cabin 200B and motor room 200A is not Directly it is connected to by oilhole, oil duct etc., i.e. motor room 200A wraps up oil pump cabin 200B), motor room 200A connects with total oil inlet 201 Logical, oil pump cabin 200B is connected to total oil outlet 202, and oil pump component 1 is located in the 200B of oil pump cabin, the inlet port 101 of oil pump component 1 It is connected to motor room 200A, the oil discharge outlet 102 of oil pump component 1 is connected to oil pump cabin 200B.As a result, as described below, Ke Yiyou Effect reduces work noise and the vibration of oil pump component 1, and it is not necessary that sealing ring is arranged (even if i.e., pump case group in 102 outer ring of oil discharge outlet Part 12 leaks, and the fluid of leakage also enters directly into the 200B of oil pump cabin, will not get rid of in air), to reduce pump 12 wall thickness of shell component, weight and cost.
Specifically, as shown in figures 1 to 6,1 floating mount of oil pump component is in the 200B of oil pump cabin, such as can pass through 17 floating mount of positioning pin described below is in the 200B of oil pump cabin, so that the rotatable parts of oil pump component 1 and motor group The rotatable parts automatic centering of part 2, to reduce vibration and noise.
Preferably, have between a side end face of the separate electric machine assembly 2 of oil pump component 1 and the internal face of oil pump cabin 200B Pre-pressing spring 25, such as pre-pressing spring 25 can be helical spring, waveform spring, disc spring etc..As a result, as described below, When electric machine assembly 2 starts, pre-pressing spring 25 can prevent between being generated between oil pump component 1 and the internal face of oil pump cabin 200B Gap avoids the fluid in motor room 200A from being directly leaked to oil pump cabin 200B from the gap and can not normally enter oil pump component 1 Inlet port 101 in problem, to improve the functional reliability of oil pump component 1.
In some embodiments of the utility model, as shown in Fig. 1, Figure 40 and Figure 46, total stowage 200 includes motor room 200A ' and oil pump cabin 200B ' (herein, oil pump cabin 200B ' can be directly connected to motor room 200A ' by oilhole, oil duct etc., Therefore total stowage 200 can be considered as integrated installation cabin 200C, that is to say, that total stowage 200 is simultaneously not divided into independent motor Cabin 200A and oil pump cabin 200B), electric machine assembly 2 is located in motor room 200A ', and oil pump component 1 is located at oil pump cabin 200B ' (motors Component 2 and oil pump component 1 are each provided in the 200C of integrated installation cabin), the inlet port 101 of oil pump component 1 is connected to oil pump cabin 200B ' (being connected to integrated installation cabin 200C), the oil discharge outlet 102 of oil pump component 1 by oil expulsion channel 2110 (wherein, oil expulsion channel 2110 every From be located in the 200C of integrated installation cabin, i.e. oil expulsion channel 2110 not in the 200C of integrated installation cabin oil be directly connected to) with always it is fuel-displaced Mouth 202 is connected to.The structure of electric oil pump assembly 1000 is simple as a result, facilitates processing and installation, and can equally reduce oil pump The work noise of component 1 and vibration, and it is not necessary that sealing ring is arranged (even if i.e., pump case component 12 lets out in 102 outer ring of oil discharge outlet Leakage, the fluid of leakage are also entered directly into the 200C of integrated installation cabin, will not be got rid of in air), to reduce pump case component 12 wall thickness, weight and cost.
Preferably, the flow passage configuration in the 200C of integrated installation cabin enters integrated installation at when fluid by total oil inlet 201 The stator 22 that electric machine assembly 2 is first flowed through after in the 200C of cabin flows to oil pump component 1 again.As a result, by the 200C of integrated installation cabin Runner be configured, the heat dissipation effect of electric machine assembly 2 can be improved.
In addition, according to other compositions of the electric oil pump assembly 1000 of the utility model embodiment and other deformation schemes, Be referred to it is described below, for example, in embodiments described just below one to the electric oil pump assembly 1000 of embodiment ten, as long as The feature that does not contradict or can replace with the electric oil pump assembly 1000 of the utility model first aspect embodiment, can be with The deformation scheme of electric oil pump assembly 1000 as the utility model first aspect embodiment, falls into the protection of the utility model Within the scope of, it does not repeat here.
In the following, with reference to figure 8- Figure 14, description is according to the oil pump component 1 of the utility model second aspect embodiment and with it Electric oil pump assembly 1000.
As shown in figure 8, according to the oil pump component 1 of the utility model embodiment, including：Pump case component 12 and pump oil mechanism 11。
As shown in Figure 8 and Figure 11, there is inlet port 101, multiple oil discharge outlets 102 and oil scupper 103, row on pump case component 12 Oil groove 103 includes confluence portion 1031 and the correspondence of confluence portion 1031 is connected to multiple distributary divisions 1032 of multiple oil discharge outlets 102, That is oil scupper 103 include confluence portion 1031 and multiple distributary divisions 1032, multiple distributary divisions 1032 respectively correspondingly with Multiple oil discharge outlets 102 are connected to, and each distributary division 1032 is connected to confluence portion 1031, when the oil in pump case component 12 is drained into remittance After in stream portion 1031, can multiple oil discharge outlets 102 be flowed to by multiple distributary divisions 1032 respectively, pump oil mechanism 11 includes pump oil portion 112, pump oil portion 112 is located in pump case component 12 and passes through oil scupper 103 to multiple oil discharge outlets for realizing from inlet port 101 102 pump oil work.
Specifically, oil pump component 1 is in the process of work, pump oil portion 112 carries out pump oil work by driving (such as can be with It is directly driven realization rotation pump oil work or directly driven by shaft 111 as described herein by drive shaft 24 as described herein It is dynamic to realize rotation pump oil work etc.), at this point, the oil outside pump case component 12 can be drawn into pump case component 12 by inlet port 101 It is interior, it is then pumped into the confluence portion 1031 of oil scupper 103 by pump oil portion 112, into the oil in confluence portion 1031 along multiple Distributary division 1032 flows to multiple oil discharge outlets 102 respectively, is then discharged by multiple oil discharge outlets 102.
As a result, according to the oil pump component 1 of the utility model embodiment, due to oil discharge outlet 102 have it is multiple, so as to carry High oil extraction efficiency is disperseed and is reduced the damping of the oil extraction at each oil discharge outlet 102, thereby reduces the operating noise of oil pump component 1.
In some embodiments of the utility model, pump oil portion 112 realizes that pump oil works by rotation, such as pump oil portion 112 can be inside engaged gear group or external gear pump group or rotary blade described above, and multiple oil discharge outlets 102 are along pump oil Circumferential direction (the circumferential direction and driven gear 112B of the rotation axis of driving gear 112A as described above of the rotation axis in portion 112 Rotation axis circumferential direction) be spaced apart distribution and along the (rotation of driving gear 112A as described above of the radial direction in pump oil portion 112 The radial direction of the radial direction of axis and the rotation axis of driven gear 112B) perforation, thus, it is possible to oil extraction efficiency is improved, reduction oil extraction Damping and oil extraction noise.Certainly, the utility model is without being limited thereto, such as in other specific examples of the present embodiment, pump oil portion 112 (such as swing, translation etc.) can also realize pump oil work by way of others other than rotation.
In some embodiments of the utility model, as shown in figure 8, pump case component 12 includes：The pump housing 121 and it is located at the pump housing The pump cover 122 of 121 axial one end, that is to say, that pump case component 12 includes the pump housing 121 and pump cover 122, is limited in the pump housing 121 The cylinder chamber 1210 of axial both ends open, pump cover 122 are located at one end in 1210 axial direction of cylinder chamber, and oil scupper 103 is formed in pump On lid 122, for example, oil scupper 103 can by the close pump housing 121 of pump cover 122 a side end face, be directed away from the side of the pump housing 121 To recessed formation.Facilitate processing and manufacture as a result,.Such as in specific example shown in Fig. 8, the axis of the pump housing 121 is before and after Direction extends, and the front-end and back-end of the pump housing 121 are respectively equipped with front pump cover 122A and rear pump cover 122B, after oil scupper 103 is formed in On pump cover 122B, and it is backwardly recessed and is formed by the front surface of rear pump cover 122B.Here, it should be noted that side as described herein To it is " preceding " be oil pump component 1 close to the side of rotor 23, opposite side is " rear ", i.e., oil pump component 1 is far from rotor 23 Side.
Preferably, as shown in figure 11, confluence portion 1031 is arranged adjacent to the outer rim 1221 of pump cover 122, that is to say, that confluence portion There is small gap, such as gap can be 1mm~10mm between 1031 and the outer rim 1221 of pump cover 122；Moreover, confluence portion 1031 with it is more than the half-turn on 1221 border of outer rim radial (radial direction of the rotation axis of driving gear 112A as described above and The radial direction of the rotation axis of driven gear 112B) it is opposite, that is to say, that the pump housing 121 radially, confluence portion 1031 and outer rim It is more than the half-turn on 1221 borders opposite.Thus, it is possible to ensure that the volume of oil scupper 103 is larger, to further increase oil extraction Efficiency reduces oil extraction damping and oil extraction noise.
In some embodiments of the utility model, as shown in Figure 8 and Figure 11, oil scupper 103 is axisymmetric shape, pump oil The fuel-displaced position in portion 112 is opposite with the axis of symmetry of oil scupper 103, for example, when pump oil portion 112 be by driving gear 112A and from When the external gear pump group of moving gear 112B compositions, the initiating terminal that driving gear 112A and driven gear 112B are meshed is pump oil The oil level that enters in portion 112 is set, and the end that driving gear 112A and driven gear 112B are meshed goes out oil level for pump oil portion 112 It sets.As a result, since the fuel-displaced position in pump oil portion 112 is opposite with the axis of symmetry of oil scupper 103, hence into oil scupper 103 Interior oil can at the same speed be spread symmetrically towards the both sides of the axis of symmetry, and then can improve diffuser efficiency to improve oil extraction efficiency, Reduce oil extraction damping and oil extraction noise simultaneously.Moreover, the structure of the oil scupper 103 of axisymmetric shape is simpler, it is more convenient Processing.
In some embodiments of the utility model, confluence portion 1031 extends along smooth curve, alternatively, 1031 edge of confluence portion Smoothly connected curve and straight line (quantity of curve and straight line herein is at least one) extend.Thus illustrate, confluence portion Sharp bending part is not present in 1031 extension line, so as to reduce the fluid flowed inside it and confluence portion 1031 Side wall occur sharp impacts and caused by lose, and vibration and noise can be reduced.
As shown in figure 14, electric oil pump assembly 1000 can be used for according to the above-mentioned oil pump component 1 of the present embodiment.
Specifically, having total stowage 200, electric oil pump assembly as shown in Fig. 8 and Figure 14, in electric oil pump assembly 1000 Include with total oil inlet 201 and total oil outlet 202, electric oil pump assembly 1000 on 1000：Electric machine assembly 2 and this second aspect Oil pump component 1 in embodiment, oil pump component 1 and electric machine assembly 2 are each provided in total stowage 200, and oil pump component 1 is by motor group The driving of part 2, which is realized from total oil inlet 201 to the work of the pump oil of total oil outlet 202, (can refer to above-mentioned first aspect embodiment It explains, does not repeat here).As a result, as described above and below, since oil pump component 1 is located at oil-overflow total stowage 200 It is interior, vibration and the noise of electric oil pump assembly 1000 can be effectively reduced, and improve the compact-sized of electric oil pump assembly 1000 Property.
In some embodiments of the utility model, as shown in figure 14, total stowage 200 includes motor room 200A and oil pump cabin 200B (can refer to the explanation of above-mentioned first aspect embodiment, do not repeat here), and motor room 200A connects with total oil inlet 201 Logical, oil pump cabin 200B is connected to total oil outlet 202, wherein oil pump component 1 is located in the 200B of oil pump cabin, the oil suction of oil pump component 1 Mouth 101 is connected to motor room 200A, and multiple oil discharge outlets 102 of oil pump component 1 are connected to oil pump cabin 200B.Following article as a result, It is described, can effectively reduce work noise and the vibration of oil pump component 1, to reduce 12 wall thickness of pump case component, weight and at This.
In addition, according to other compositions of the electric oil pump assembly 1000 of the utility model embodiment and other deformation schemes, It is referred to described in above and below, for example, in embodiments described just below one to the electric oil pump assembly 1000 of embodiment ten, As long as the feature that does not contradict or can replace with the electric oil pump assembly 1000 of the utility model second aspect embodiment, The utility model can be fallen into as the deformation scheme of the electric oil pump assembly 1000 of the utility model second aspect embodiment Protection domain within, do not repeat here.
In the following, with reference to figure 22 and Figure 28, describes the oil pump component 1 according to the utility model third aspect embodiment and have Its electric oil pump assembly 1000.
As shown in Figure 22 and Figure 26, according to the oil pump component 1 of the utility model embodiment, including：Pump oil mechanism 11, pump cover 122, supporting 15 and sealing ring 14.Here, it should be noted that the pump cover 122 in third aspect embodiment is preferably single Hold pump cover 122M1, but not limited to this, the pump cover 122 in this third aspect embodiment can also be it is double hold pump cover 122M2, It is non-to hold pump cover 122M3 etc..It is only said so that the pump cover 122 in this third aspect embodiment is singly to hold pump cover 122M1 as an example below It is bright, after following technical solution has been read in those skilled in the art, it is clear that it is appreciated that the pump in this third aspect embodiment Lid 122 is the technical solution and advantageous effect of other types pump cover.
As shown in Figure 22 and Figure 26, pump oil mechanism 11 includes the shaft 111 being connected and pump oil portion 112, singly holds pump cover 122M1 is located at the axial side in pump oil portion 112, that is to say, that on the rotation axis direction of shaft 111, singly holds pump cover 122M1 is located at the side in pump oil portion 112, singly hold on pump cover 122M1 have the support holes K1 that coordinates with shaft 111 with shaft Axial plane (i.e. peripheral wall surfaces) sliding friction in portion 111 coordinates, and supporting 15, which is located at, singly to be held between pump cover 122M1 and pump oil portion 112, is held It is sliding with the via K2 and supporting 15 passed through for shaft 111 and the end face (i.e. axial end face) in pump oil portion 112 on fitting 15 Dynamic friction coordinates.Here, it should be noted that " rotation axis of shaft 111 " the as described herein, " rotation in pump oil portion 112 Axis " is parallel line, i.e., times parallel with the axis of driving shaft described above, the axis of driven shaft, the axis of shaft Meaning straight line.
Shaft 111 can be with the support holes K1 that singly holds on pump cover 122M1 after passing through the via K2 on supporting 15 as a result, Sliding friction coordinates.In this way, singly holding pump cover 122M1 countershafts portion 111 due to the 11 one side dependence of pump oil mechanism carries out radial branch It holds, on the other hand by supporting 15 axial bearing carried out to pump oil portion 112, so as to save fore bearing shown in Fig. 4 Seat 13A, rear bearing block 13B, so that the structure of oil pump component 1 is more compact, compact, weight is lighter, cost is lower.
It is understood that as shown in figure 22, oil pump component 1 may include pump case component 12, and pump case component 12 can wrap Include the pump housing 121 and it is above-mentioned singly hold pump cover 122M1, there is inlet port 101 and oil discharge outlet 102,111 turns of shaft on pump case component 12 Pump oil portion 112 carries out pump oil work in dynamic process, at this point, the oil outside pump case component 12 can be drawn by inlet port 101 In pump case component 12, oil discharge outlet 102 then is flowed to by pump oil portion 112, pump case component 12 is then discharged to by oil discharge outlet 102 Outside.
As shown in Figure 22, Figure 26 and Figure 27, between sealing ring 14 is located at supporting 15 and singly holds pump cover 122M1, sealing ring The suction of space 141 (i.e. along the radial direction of sealing ring 14, sealing ring 14 is around the closed space gone out) with oil pump component 1 in 14 ring Hydraulic fluid port 101 is connected to one of in oil discharge outlet 102 (herein, if oil discharge outlet 102 is multiple, refers to space in ring 141 be either connected to inlet port 101 otherwise with multiple oil discharge outlets 102), the ring external space 142 of sealing ring 14 is (i.e. along sealing The radial direction of ring 14 is located at the space i.e. except sealing ring 14, i.e. space in ring other than space 141) oil suction with oil pump component 1 Mouth 101 is connected to another in oil discharge outlet 102 (herein, if oil discharge outlet 102 is multiple, refers to that the ring external space 142 is wanted Or be connected to inlet port 101, with multiple oil discharge outlets 102), pump oil portion 112 is for pumping the fluid in space in ring 141 to ring The external space 142.
That is, the function of sealing ring 14 is by the working chamber (cylinder chamber 1210 i.e. in the pump housing 121) in pump oil portion 112 It is isolated into oil pressure different First pressure chamber 100A and second pressure chamber 100B, wherein space 141 is First pressure chamber in ring It a part of 100A and is connected to one of in inlet port 101 and oil discharge outlet 102, the ring external space 142 is second pressure chamber It a part of 100B and is connected to another in inlet port 101 and oil discharge outlet 102.
As shown in Figure 22 and Figure 28, when inlet port 101 is connected to space in ring 141, oil discharge outlet 102 and the ring external space When 142 connection, fluid can be sucked First pressure chamber 100A by pump oil portion 112 during working by inlet port 101, then The fluid in First pressure chamber 100A is pumped into second pressure chamber 100B again, then the fluid in second pressure chamber 100B can lead to Cross the discharge of oil discharge outlet 102.
As shown in Figure 35 and Figure 40, when inlet port 101 is connected to the ring external space 142, oil discharge outlet 102 and space in ring When 141 connection, fluid can be sucked second pressure chamber 100B by pump oil portion 112 during working by inlet port 101, then The fluid in second pressure chamber 100B is pumped into First pressure chamber 100A again, then the fluid in First pressure chamber 100A can lead to Cross the discharge of oil discharge outlet 102.
Thus, on the one hand, supporting 15 can play the role of being effectively protected to sealing ring 14, avoid 112 turns of pump oil portion Soft sealing ring 14 is damaged when dynamic, sealing ring 14 is avoided to lose sealing function, it is ensured that First pressure chamber 100A and second pressure The isolation effect of chamber 100B is reliable so that oil pump component 1 can have reliable liter oil pressure performance；In another aspect, in pump oil portion 112 relative to supporting 15 rotation make supporting 15 occur friction loss when, sealing ring 14 can be in the elastic compression power of itself The motive force towards 112 direction of pump oil portion is applied to supporting 15 under effect, to ensure that supporting 15 can play pump oil portion 112 To reliable axial supporting role, prevent pump oil portion 112 from axial float occurs.
In some embodiments of the utility model, supporting 15 is the metal material materials and parts that hardness is less than pump oil portion 112, from And when pump oil portion 112 is rotated relative to supporting 15, with the surface of supporting 15 sliding friction occurs for the end face in pump oil portion 112, Since the hardness of supporting 15 is less than the hardness in pump oil portion 112, to illustrate that supporting 15 can be worn in pump oil portion 112, and Supporting 15 cannot wear pump oil portion 112.Supporting 15 can play the role of being effectively protected to pump oil portion 112 as a result,.Separately Outside, since supporting 15 is metal material materials and parts, is formed using metal material processing, to facilitate acquisition and processing, supporting The bearing performance in 15 pairs of pump oil portions 112 is good, protective value is good and at low cost.
Optionally, pump oil portion 112 is steel part, and supporting 15 is aluminium sheet or copper coin, that is to say, that pump oil portion 112 can adopt It is process with steel, aluminium may be used in supporting 15 or copper material is process.Thus, it is possible to ensure the hard of supporting 15 Hardness of the degree less than pump oil portion 112, it is ensured that pump oil portion 112 can for a long time, steadily and reliably work, and supporting 15 can be with Reliably, stablize and chronically support and protect pump oil portion 112, and pump oil portion 112 and supporting 15 facilitate processing and acquisition, at This is low.
In some embodiments of the utility model, as shown in figure 22, the side towards pump oil portion 112 of supporting 15 There is the lubrication groove 104 being connected to via K2 on face.The fluid that pump oil portion 112 is pumped into or pumps out as a result, can enter lubrication It in slot 104, and is entered along lubrication groove 104 and contacts realization lubrication in via K2 with shaft 111, improve 111 turns of shaft Dynamic smoothness.
In some embodiments of the utility model, as shown in figure 22, the side towards pump oil portion 112 of supporting 15 There is the oil level that enters with pump oil portion 112 to set the turbulent slot 105 being oppositely arranged (with reference to explained above), that is to say, that pump oil on face The oil of 112 intake side of portion can enter in turbulent slot 105, to by the way that turbulent slot 105 is arranged, make oil pump component 1 The fluid of sucking is disorderly, to reduce the exhaust noise of oil pump component 1.
In some alternative embodiments of the utility model, singly holds pump cover 122M1 and be two and be respectively provided at the pump housing 121 Axial both sides, supporting 15 be two and be respectively provided at axial both sides of the face that two are singly held pump cover 122M1 and pump oil portion 112 it Between (the not shown example).The modularization of oil pump component 1 is stronger as a result, more convenient to install.The utility model in addition In some alternative embodiments, singly holds pump cover 122M1 and supporting 15 is one and is located at the axial homonymy in pump oil portion 112 (such as Shown in Figure 26).The compactedness of oil pump component 1 is more preferable as a result, and miniaturization is stronger.
In some embodiments of the utility model, such as Figure 22 and Figure 25, singly holding on pump cover 122M1 has for installing State the holding tank 1222 of sealing ring 14.Thus, it is possible to improve the installation effectiveness and functional reliability of sealing ring 14.
According to the present embodiment, above-mentioned oil pump component 1 can be used for electric oil pump assembly 1000.
Specifically, having total stowage 200 as shown in Figure 22 and Figure 28, in electric oil pump assembly 1000, total stowage 200 is set There are the total oil inlet 201 and total oil outlet 202, electric oil pump assembly 1000 to include：In electric machine assembly 2 and this third aspect embodiment Oil pump component 1, oil pump component 1 and electric machine assembly 2 are each provided in total stowage 200, and oil pump component 1 is connected with electric machine assembly 1 (above-mentioned first party can be referred to be realized from total oil inlet 201 to the work of the pump oil of total oil outlet 202 by the driving of electric machine assembly 2 The explanation of face embodiment, does not repeat here).As a result, as described above and below, due to oil pump component 1 be located at it is oil-overflow In total stowage 200, vibration and the noise of electric oil pump assembly 1000 can be effectively reduced, and improve electric oil pump assembly 1000 Structural compactness.
In addition, according to other compositions of the electric oil pump assembly 1000 of the utility model embodiment and other deformation schemes, It is referred to described in above and below, for example, in embodiments described just below one to the electric oil pump assembly 1000 of embodiment ten, As long as the feature that does not contradict or can replace with the electric oil pump assembly 1000 of the utility model third aspect embodiment, The utility model can be fallen into as the deformation scheme of the electric oil pump assembly 1000 of the utility model third aspect embodiment Protection domain within, do not repeat here.
In the following, with reference to figure 29- Figure 46, describes the oil pump component 1 according to the utility model fourth aspect embodiment and have Its electric oil pump assembly 1000.
As shown in Figure 34, Figure 40 and Figure 46, according to the electric oil pump assembly 1000 of the utility model embodiment, including：Always Stowage 200, oil pump component 1 and electric machine assembly 2, total stowage 200 can be oil-overflow cabin and total stowage 200 be equipped with always into Hydraulic fluid port 201 and total oil outlet 202.
As shown in Figure 29, Figure 35, Figure 41, Figure 34, Figure 40 and Figure 46, electric machine assembly 2 is located in total stowage 200, oil pump group Part 1, which is located in total stowage 200 and is driven by electric machine assembly 2, realizes pump oil work, and oil pump component 1 includes the pump housing 121, the pump housing 121 The radial direction and the i.e. pump housing 121 of at least one of inlet port 101 and oil discharge outlet 102 for tubular and oil pump component 1 along the pump housing 121 Axially through the pump housing 121.Here, it should be noted that " pump housing 121 is tubular " is not limited to rule as broad understanding The shapes such as cylinder, square tube, as long as the cylinder chamber of both ends open, conical cavity etc. can be limited in the pump housing 121, moreover, Due to being formed with open inlet port 101 and/or oil discharge outlet 102 on the pump housing 121, the pump housing 121 is that peripheral wall tool is jaggy Tubular rather than the closed tubular of peripheral wall.
As a result, according to the electric oil pump assembly 1000 of the utility model embodiment, due to inlet port 101 and oil discharge outlet 102 At least one of penetrate through the pump housing 121 of tubular radially and axially so that inlet port 101 and/or oil discharge outlet 102 construct At open opening shape, not for the hole road shape being connected such as take over.As a result, when inlet port 101 is above-mentioned opening When formula structure, fast absorbing oil in the oil that the pump housing 121 can be directly dipped in from it by open inlet port 101 works as oil discharge outlet 102 when being above-mentioned Open architecture, oil extraction in the oil that the pump housing 121 can be directly dipped in it by open oil discharge outlet 102, To can not only effectively improve oil suction and/or the oil extraction efficiency of the pump housing 121, and oil suction and/or oil extraction resistance can be reduced Buddhist nun reduces local noise.
In addition, according to the electric oil pump assembly 1000 of the utility model embodiment, filled since oil pump component 1 is disposed entirely within It is wrapped up by oil in total stowage 200 of full oil, so as to minimize 121 wall thickness of the pump housing of oil pump component 1 so that oil pump component 1 weight saving, occupied space reduce, but also can reduce oil pump component 1 and transmit work noise outward, can additionally drop The seal request of low oil pump component 1, reduces the design and input of seal member, and then reduces the body of electric oil pump assembly 1000 Product, weight, cost and noise make it be more favorable for vehicle-mounted.
Preferably, there is electric machine assembly 2 and oil pump component 1 to be each provided in total stowage 200 for total stowage 200, and electric machine assembly 2 can To include drive shaft 24, oil pump component 1 can also include the pump oil portion 112 being located in the pump housing 121, pump oil portion 112 and drive shaft 24 are directly or indirectly connected, and pump oil work is realized to be driven by drive shaft 24.
Specifically, as shown in Figure 34, Figure 40 and Figure 46, electric oil pump assembly 1000 in the process of work, motor group The rotor 23 of part 2 drives the rotation of 24 relative stator 22 of drive shaft, drive shaft 24 to drive the pump in coupled pump oil mechanism 11 The work of oily portion 112 (such as drive shaft 24 can directly be connected with pump oil portion 112, drive shaft 24 can also by with pump oil mechanism 11 shaft 111 is connected with pump oil portion 112), during pump oil mechanism 11 works, oil outside casing 21 can by always into Hydraulic fluid port 201 enters in total stowage 200, and the oil in total stowage 200 can be entered by inlet port 101 in the pump housing 121, the pump housing Oil in 121 can be discharged to outside casing 21 from total oil outlet 202 by oil discharge outlet 102 or is discharged to by oil discharge outlet 102 In total stowage 200, then it is discharged to outside casing 21 by total oil outlet 202.Here it is possible to understand, in the present embodiment, electricity Thermomechanical components 2 may include rotor 23 and stator 22, and pump oil mechanism 11 may include shaft 111, can not also include shaft 111。
In some embodiments of the utility model, as shown in figure 41, inlet port 101 and oil discharge outlet 102 are along the pump housing 121 The radial and axial perforation pump housing 121, that is to say, that inlet port 101 and oil discharge outlet 102 are both formed on the side wall of the pump housing 121. Facilitate processing and manufacture as a result, and oil suction and the oil extraction efficiency of the pump housing 121 can be effectively improved, and suction can be reduced Oil and oil extraction damping, reduce local noise.
In some embodiments of the utility model, as shown in figure 41, inlet port 101 and oil discharge outlet 102 are along the pump housing 121 Diametrically it is arranged.Facilitate processing and assembly as a result, and the functional reliability and validity of oil pump component 1 can be improved.It is excellent The opening width W1 of selection of land, inlet port 101 is equal with the opening width W2 of oil discharge outlet 102, as a result, more convenient processing, and It is convenient for assembly.Here, it should be noted that " open length of hydraulic fluid port (including inlet port 101, oil discharge outlet 102) " herein refers to Be open length of the hydraulic fluid port in 121 axial direction of the pump housing, since hydraulic fluid port is the perforation pump housing 121 in an axial direction, hydraulic fluid port opens Degree of lengthening is equal with the axial length of the pump housing 121, and " the opening width of hydraulic fluid port (including inlet port 101, oil discharge outlet 102) " refers to Hydraulic fluid port is in the opening width on its length direction.
In some embodiments of the utility model, as shown in Figure 29, Figure 35 and Figure 41, when inlet port 101 radially and When axially through the pump housing 121, the ratio between the opening width W1 of inlet port 101 and the inner cavity maximum width W of the pump housing 121 are 3/6~5/ 6, when oil discharge outlet 102 penetrates through the pump housing 121 radially and axially, the opening width W2 of oil discharge outlet 102 and the inner cavity of the pump housing 121 are most The ratio between big width W is 3/6~5/6.As a result, by so limiting the opening width of 121 upper hydraulic fluid port of the pump housing, on the one hand may insure The open area of hydraulic fluid port is enough, with good oil suction and/or oil extraction effect, on the other hand to assemble the pump housing 121 and pump oil , can be convenient for assembly when portion 112, efficiency of assembling is improved, and improve the whole structural reliability of oil pump component 1.
In some embodiments of the utility model, as shown in Figure 29 and Figure 35, oil pump component 1 further includes being located at the pump housing The pump cover 122 of 121 axial one end, pump cover 122 herein can be it is as described herein it is non-hold pump cover 122M3 (as shown in Figure 1) or It singly holds pump cover 122M1 (as shown in figure 22) or double and holds pump cover 122M2 (as shown in Figure 61), in inlet port 101 and oil discharge outlet 102 One of be formed on the pump housing 121, another in inlet port 101 and oil discharge outlet 102 is formed in (i.e. edge on pump cover 122 The pump housing 121 axially through pump cover 122).The structure of the pump housing 121 is simple as a result, facilitates processing and manufacture.
Specifically, as shown in figure 34, total stowage 200 includes motor room 200A and oil pump cabin 200B (herein, oil pump cabin 200B That isolation is located in motor room 200A, i.e. oil pump cabin 200B is directly connected to motor room 200A not by oilhole, oil duct etc., That is motor room 200A wraps up oil pump cabin 200B), oil pump component 1 is located in the 200B of oil pump cabin, when inlet port 101 penetrates through pump in an axial direction When lid 122, motor room 200A is connected to total oil inlet 201, and oil pump cabin 200B is connected to total oil outlet 202, inlet port 101 and electricity Cabin 200A connections, oil discharge outlet 102 are connected to oil pump cabin 200B.As a result, as described below, oil pump component 1 can effectively be reduced Work noise and vibration, and without 102 outer ring of oil discharge outlet be arranged sealing ring (even if i.e., pump case component 12 leak, let out The fluid of leakage also enters directly into the 200B of oil pump cabin, will not get rid of in air), to reduce 12 wall thickness of pump case component, again Amount and cost.
In some embodiments of the utility model, as shown in Figure 40 and Figure 46, total stowage 200 includes motor room 200A ' (herein, oil pump cabin 200B ' can be directly connected to motor room 200A ' by oilhole, oil duct etc., therefore total with oil pump cabin 200B ' Stowage 200 can be considered as integrated installation cabin 200C, that is to say, that total stowage 200 is simultaneously not divided into independent motor room 200A With oil pump cabin 200B), oil pump component 1 is located in the 200B ' of oil pump cabin, when inlet port 101 penetrates through the pump housing 121 radially and axially When, inlet port 101 is connected to oil pump cabin 200B ', and by oil expulsion channel 2110, (wherein, the isolation of oil expulsion channel 2110 is located at oil discharge outlet 102 In the 200C of integrated installation cabin, i.e. oil expulsion channel 2110 is not connected to directly with the oil in the 200C of integrated installation cabin) connect with total oil outlet 202 It is logical.The structure of motor pump assembly is simple as a result, facilitates processing and installation, and can equally reduce the work of oil pump component 1 Noise and vibration, and without be arranged sealing ring (even if i.e., pump case component 12 leak, the fluid of leakage also enters directly into In the 200C of integrated installation cabin, will not get rid of in air), to reduce 12 wall thickness of pump case component, weight and cost.
Preferably, as shown in Figure 40 and Figure 46, the flow passage configuration in the 200C of integrated installation cabin passes through total oil inlet at when fluid Mouth 201 first flows through electric machine assembly 2 stators 22 after entering in integrated installation cabin 200C flow to oil pump component 1 again.As a result, by right Runner in the 200C of integrated installation cabin is configured, and can improve the heat dissipation effect of electric machine assembly 2.
In addition, according to other compositions of the electric oil pump assembly 1000 of the utility model embodiment and other deformation schemes, It is referred to described in above and below, for example, in embodiments described just below one to the electric oil pump assembly 1000 of embodiment ten, As long as the feature that does not contradict or can replace with the electric oil pump assembly 1000 of the utility model fourth aspect embodiment, The utility model can be fallen into as the deformation scheme of the electric oil pump assembly 1000 of the utility model fourth aspect embodiment Protection domain within, do not repeat here.
In the following, with reference to figure 41- Figure 53, describes the oil pump component 1 according to the 5th aspect embodiment of the utility model and have Its electric oil pump assembly 1000.
As shown in Figure 41 and Figure 47, according to the oil pump component 1 of the utility model embodiment, including：The pump housing 121, pump oil machine Structure 11 and supporting member (double as described herein to hold pump cover 122M2, bearing block 13).
As shown in Figure 41 and Figure 47, oil pump component 1 includes inlet port 101 and oil discharge outlet 102, and edge is limited in the pump housing 121 The cylinder chamber 1210 of the axial both ends open of the pump housing 121, pump oil mechanism 11 include the shaft 111 being connected and pump oil portion 112, pump Oily portion 112 is located in cylinder chamber 1210 and works for realizing from inlet port 101 to the pump oil of oil discharge outlet 102, that is to say, that turns Pump oil portion 112 carries out pump oil work during axle portion 111 rotates, to which the oil outside pump case component 12 can pass through inlet port 101 are drawn into oil pump component 1, then flow to oil discharge outlet 102 by pump oil portion 112, are then discharged to oil by oil discharge outlet 102 Outside pump group part 1.
Specifically, as shown in Figure 41 and Figure 47, supporting member (double as described herein to hold pump cover 122M2, bearing block 13) It is located at the axial side in pump oil portion 112 (i.e. the rotation axis in pump oil portion 112) and supporting member is (double as described herein to hold pump cover 122M2, bearing block 13) on there is the support holes K1 that coordinate with shaft 111, supporting member (pair holds pump cover as described herein 122M2, bearing block 13) on the one hand axial plane (i.e. peripheral wall surfaces) sliding friction cooperation of (by support holes K1) and shaft 111, separately On the one hand (pass through its axial end face) and coordinate with the end face in pump oil portion 112 (i.e. axial end face) sliding friction.In this way, due to pump oil Mechanism 11 can not only rely on supporting member (double as described herein to hold pump cover 122M2, bearing block 13) countershaft portion 111 into conduct To bearing and meanwhile may also rely on supporting member (as described herein double hold pump cover 122M2, bearing block 13) to pump oil portion 112 into The axial bearing of row, to simplify the structure of oil pump component 1 so that the structure of oil pump component 1 is more compact, compact, weight more Gently, cost is lower.
In some alternative embodiments of the utility model, as shown in Figure 41 and Figure 44, supporting member is to be located at outside the pump housing 121 And it covers the double of 121 shaft end of the pump housing and holds pump cover 122M2.Supporting member is other than having the function of supporting pump oil mechanism 11 as a result, Also there is sealing function, so as to further increase the whole working effect of oil pump component 1, and improve oil pump component 1 Installation effectiveness.
In other alternative embodiments of the utility model, as shown in Figure 47 and Figure 51, supporting member is to be located at the pump housing 121 Bearing block 13 interior and positioned at 121 shaft end of the pump housing.Thus, it is possible to reduce the axial dimension of oil pump component 1 so that oil pump component 1 It is more in line with miniaturization production requirement.
In some alternative embodiments of the utility model, as shown in figure 51, supporting member (bearing block as described herein 13) it is two and is supported on the axial both sides of pump oil mechanism 11 respectively.The structure of oil pump component 1 is simple as a result, functional reliability It is high.
In other alternative embodiments of the utility model, as shown in figure 41, supporting member is (double as described herein to hold pump Lid 122M2) it is one and is supported on the axial side of pump oil mechanism 11.Thus, it is possible to reduce the axial dimension of oil pump component 1, So that oil pump component 1 is more in line with miniaturization production requirement.
In some embodiments of the utility model, supporting member (double as described herein to hold pump cover 122M2, bearing block 13) It is less than the metal material materials and parts in pump oil portion 112 for hardness, to which 112 counter support is (double as described herein to hold pump in pump oil portion Cover 122M2, bearing block 13) rotation when, the end face in pump oil portion 112 is (double as described herein to hold pump cover 122M2, axis with supporting member Bearing 13) surface sliding friction occurs, it is hard due to supporting member (as described herein double hold pump cover 122M2, bearing block 13) Degree is less than the hardness in pump oil portion 112, to illustrate that pump oil portion 112 can be (double as described herein to hold pump cover by supporting member 122M2, bearing block 13) abrasion, and supporting member (double as described herein to hold pump cover 122M2, bearing block 13) cannot be by pump oil portion 112 abrasions.Supporting member (double as described herein to hold pump cover 122M2, bearing block 13) can play pump oil portion 112 as a result, The protective effect of effect.In addition, due to supporting member (as described herein double hold pump cover 122M2, bearing block 13) be metal material materials and parts, It is formed using metal material processing, to facilitate acquisition and processing, supporting member (double as described herein to hold pump cover 122M2, axis Bearing 13) it is good to the bearing performance in pump oil portion 112, protective value is good and at low cost.
Optionally, pump oil portion 112 is steel part, and supporting member (double as described herein to hold pump cover 122M2, bearing block 13) is aluminium Plate or copper coin, that is to say, that pump oil portion 112 may be used steel and be process, and supporting member is (double as described herein to hold pump cover 122M2, bearing block 13) aluminium may be used or copper material is process.Thus, it is possible to ensure supporting member (as described herein It is double to hold pump cover 122M2, bearing block 13) hardness be less than the hardness in pump oil portion 112, it is ensured that pump oil portion 112 can it is long-term, stablize and It reliably works, and supporting member (double as described herein to hold pump cover 122M2, bearing block 13) can be reliable, stable and long-term Ground supports and protection pump oil portion 112, and pump oil portion 112 and supporting member are (double as described herein to hold pump cover 122M2, bearing block 13) facilitate processing and acquisition, it is at low cost.
In some embodiments of the utility model, supporting member (double as described herein to hold pump cover 122M2, bearing block 13) The side end face towards pump oil portion 112 on there is the lubrication groove (not shown) that is connected to support holes K1.Pump oil portion as a result, 112 fluid for being pumped into or pumping out can enter in lubrication groove, and enter in via K2 along lubrication groove and connect with shaft 111 It touches and realizes lubrication, improve the smoothness that shaft 111 rotates.
In some embodiments of the utility model, supporting member (double as described herein to hold pump cover 122M2, bearing block 13) The side end face towards pump oil portion 112 on there is the oil level that enters with pump oil portion 112 to set what (with reference to explained above) be oppositely arranged Turbulent slot (not shown), that is to say, that the oil of 112 intake side of pump oil portion can enter in turbulent slot, to pass through setting Turbulent slot can make the fluid that oil pump component 1 sucks disorderly, to reduce the exhaust noise of oil pump component 1.
According to the present embodiment, above-mentioned oil pump component 1 can be used for electric oil pump assembly 1000.
Specifically, as shown in Figure 46 and Figure 53, electric oil pump assembly 1000 includes total stowage 200, and total stowage 200 is equipped with Total oil inlet 201 and total oil outlet 202, electric machine assembly 2 are located in total stowage 200 and include drive shaft, oil pump component 1 be this The oil pump component 1 of five aspect embodiments, oil pump component 1 be located in total stowage 200 and be connected with drive shaft 24 with realization from always into The pump oil of hydraulic fluid port 201 to total oil outlet 202 works.As a result, as described above and below, since oil pump component 1 is located at full of oil Total stowage 200 in, can effectively reduce vibration and the noise of electric oil pump assembly 1000, and improve electric oil pump assembly 1000 Structural compactness.
In some embodiments of the utility model, as shown in Figure 51 and Figure 53, electric oil pump assembly 1000 includes end cap 21, end cap 21 be at least partially disposed in total stowage 200 and bearing drive shafts 24, when supporting member is to be located in the pump housing 121 and position When the bearing block 13 of 121 shaft end of the pump housing, the end 2431 of the setting bearing block 13 of the pump housing 121 is covered by end cap 211.As a result, The functional reliability of 121 component of the pump housing can be improved.
In addition, according to other compositions of the electric oil pump assembly 1000 of the utility model embodiment and other deformation schemes, It is referred to described in above and below, for example, in embodiments described just below one to the electric oil pump assembly 1000 of embodiment ten, As long as the feature that does not contradict or can replace with the electric oil pump assembly 1000 of the 5th aspect embodiment of the utility model, The utility model can be fallen into as the deformation scheme of the electric oil pump assembly 1000 of the 5th aspect embodiment of the utility model Protection domain within, do not repeat here.
In the following, with reference to figure 54- Figure 67, describes the oil pump component 1 according to the 6th aspect embodiment of the utility model and have Its electric oil pump assembly 1000.
As shown in Figure 60 and Figure 67, according to the electric oil pump assembly 1000 of the utility model embodiment, including：Total stowage 200, oil pump component 1 and electric machine assembly 2.
As shown in Figure 54 and Figure 60, Figure 61 and Figure 67, electric machine assembly 2 is located in total stowage 200, and electric machine assembly 2 includes end Lid 211 and drive shaft 24, end cap 211 support drive shaft 24, on end cap 211 there are support holes, oil pump component 1 to be located at total stowage In 200 and include pump oil mechanism 11, pump oil mechanism 11, which includes connected shaft 111 and pump oil portion 112, shaft 111, to be turned It is set to support holes dynamicly, end cap 211 is coordinated by axial plane (i.e. peripheral wall surfaces) sliding friction of support holes and shaft 111.Also It is to say, pump oil mechanism 11 can rely on 211 countershaft portion 111 of end cap to carry out radial support.
As a result, according to the electric oil pump assembly 1000 of the utility model embodiment, due to the shaft 111 of oil pump component 1 The end cap 211 for borrowing electric machine assembly 2 is supported, so as to save branch of the oil pump component 1 itself for supporting shaft 111 Bearing member (as described herein double hold pump cover 122M2, bearing block 13) so that the axial length of oil pump component 1 reduces, and then can be with Reduce the connection distance between electric machine assembly 2 and oil pump component 1 so that the structure of electric oil pump assembly 1000 is more compact, tight It gathers, weight is lighter, cost is lower, more convenient vehicle-mounted carrying.
In some preferred embodiments of the utility model, electric oil pump assembly 1000 may include casing assembly, shell Component includes casing 21, casing 21, and oil-overflow total stowage 200 is limited in casing 21, has total oil inlet in total stowage 200 201 and total oil outlet 202, rotor 23 is connected with drive shaft 24 and is each provided in total stowage 200, and electric machine assembly 2 may include turning Son 23 and stator 22,23 relative stator 22 of rotor is rotatable and is connected with drive shaft 24, and pump oil portion 112 is located at the remote of end cap 211 Side from rotor 23, i.e. rotor 23 and pump oil portion 112 are distributed in the both sides of end cap 211.
Specifically, electric oil pump assembly 1000 is in the process of work, rotor 23 drives 24 relative stator 22 of drive shaft Rotation, drive shaft 24 be connected with shaft 111 with (direct or indirect) drive shaft portion 111 (including driving shaft described above, Driven shaft, shaft) rotation, during shaft 111 rotates, pump oil portion 112 carries out pump oil work, what pump oil mechanism 11 worked In the process, the oil outside casing 21 can be entered by total oil inlet 201 in total stowage 200, and the oil in total stowage 200 can lead to Total oil outlet 202 is crossed to be discharged to outside casing 21.Here it is possible to understand, in the present embodiment, electric machine assembly 2 may include Stator 22 and drive shaft 24.
In addition, according to the electric oil pump assembly 1000 of the utility model embodiment, filled since oil pump component 1 is disposed entirely within It is wrapped up by oil in total stowage 200 of full oil, so as to minimize 121 wall thickness of the pump housing of oil pump component 1 so that oil pump component 1 weight saving, occupied space reduce, but also can reduce oil pump component 1 and transmit work noise outward, can additionally drop The seal request of low oil pump component 1, reduces the design and input of seal member, and then reduces the body of electric oil pump assembly 1000 Product, weight, cost and noise make it be more favorable for vehicle-mounted.
In some embodiments of the utility model, as shown in Figure 60 and Figure 67, end cap 211 (passing through its axial end face) with End face (i.e. axial end face) sliding friction in pump oil portion 112 coordinates.That is, in addition to 211 countershaft portion of end cap can be passed through 111 carry out other than radial support, can also carry out axial bearing to pump oil portion 112.Thus, it is possible to be further simplified oil pump component 1 and electric oil pump assembly 1000 overall structure, keep its structure compacter, succinct.
In some embodiments of the utility model, end cap 211 is the metal material materials and parts that hardness is less than pump oil portion 112, from And when pump oil portion 112 is rotated relative to end cap 211, with the surface of end cap 211 sliding friction occurs for the end face in pump oil portion 112, by It is less than the hardness in pump oil portion 112 in the hardness of end cap 211, to illustrate that end cap 211 can be worn in pump oil portion 112, and end cap 211 cannot wear pump oil portion 112.End cap 211 can play the role of being effectively protected to pump oil portion 112 as a result,.In addition, by It is metal material materials and parts, forms using metal material processing that, to facilitate acquisition and processing, end cap 211 is to pump oil in end cap 211 The bearing performance in portion 112 is good, protective value is good and at low cost.
Optionally, pump oil portion 112 is steel part, and end cap 211 is aluminium sheet or copper coin, that is to say, that pump oil portion 112 may be used Steel are process, and aluminium may be used in end cap 211 or copper material is process.Thus, it is possible to ensure that the hardness of end cap 211 is small Hardness in pump oil portion 112, it is ensured that pump oil portion 112 can for a long time, steadily and reliably work, and end cap 211 can it is reliable, Stablize and chronically support and protect pump oil portion 112, and pump oil portion 112 and end cap 211 facilitate processing and acquisition, it is at low cost.
In some embodiments of the utility model, have and branch on the side end face towards pump oil portion 112 of end cap 211 The lubrication groove (not shown) of bearing bore K1 connections.The fluid that pump oil portion 112 is pumped into or pumps out as a result, can enter lubrication groove It is interior, and entered along lubrication groove and contact realization lubrication in via K2 with shaft 111, improve the smooth of the rotation of shaft 111 Property.
In some embodiments of the utility model, have and pump on the side end face towards pump oil portion 112 of end cap 211 The oil level that enters in oily portion 112 sets the turbulent slot (not shown) being oppositely arranged (with reference to explained above), that is to say, that pump oil portion 112 The oil of intake side can enter in turbulent slot, to by the way that turbulent slot is arranged, the fluid that oil pump component 1 sucks be made disorderly Disorderly, to reduce the exhaust noise of oil pump component 1.
Certainly, the utility model is without being limited thereto, in the other embodiment of the utility model, end cap 211 and pump oil It is also provided with supporting 15 described above between portion 112, there is the via K2 passed through for shaft 111 on supporting 15, The end face sliding friction cooperation (the not shown example) of supporting 15 and pump oil portion 112, at this point, end cap 211 is not to pump oil portion 112 carry out direct axial bearing.Supporting 15 can effectively protect end cap 211 effect as a result, reduce end cap 211 Difficulty of processing.
In some alternative embodiments of the utility model, as shown in Figure 61 and Figure 67, the separate end cap in pump oil portion 112 211 side be equipped with it is double hold pump cover 122M2, it is double to hold the support holes K1 for having on pump cover 122M2 and coordinating with shaft 111, it is double to hold Pump cover 122M2 on the one hand with shaft 111 reach axial plane sliding friction cooperation of the pump oil portion 112 far from 211 side of end cap, On the other hand coordinate with the end face sliding friction of 211 side of separate end cap in pump oil portion 112.That is, pump oil mechanism 11 1 Aspect carries out axial bearing by double pump cover 122M2 that hold to pump oil portion 112, on the other hand also by double pump cover 122M2 that hold to turning Axle portion 111 carries out radial support, and the end 2431 of another further aspect oil pump component 1 is sealed by double pump cover 122M2 that hold.By This, can simplify the overall structure of oil pump component 1.
In other alternative embodiments of the utility model, as shown in Figure 54 and Figure 60, the separate end cap in pump oil portion 112 211 side is equipped with and singly holds pump cover 122M1, singly holds and is equipped with supporting 15 between pump cover 122M1 and pump oil portion 112, singly holds pump cover There is the support holes K1 coordinated with shaft 111 on 122M1, there is the via K2 passed through for shaft 111 on supporting 15, it is single It holds pump cover 122M1 and axial plane sliding friction of the pump oil portion 112 far from 211 side of end cap that reach of shaft 111 coordinates, accept Part 15 and the end face sliding friction of 211 side of separate end cap in pump oil portion 112 coordinate.That is, pump oil mechanism 11 is on the one hand Axial bearing is carried out to pump oil portion 112 by supporting 15, is on the other hand carried out by singly holding pump cover 122M1 countershafts portion 111 The end 2431 of radial support, another further aspect oil pump component 1 is sealed by singly holding pump cover 122M1.Thus, it is possible to simplify oil The overall structure of pump group part 1.
In still other alternative embodiment of the utility model, as shown in Figure 1 and Figure 7, the separate end cap in pump oil portion 112 Pump cover 122M3 is held in 211 side equipped with non-, and non-hold is equipped with bearing block 13, bearing block 13 between pump cover 122M3 and pump oil portion 112 On the one hand coordinate, on the other hand with axial plane sliding friction of the pump oil portion 112 far from 211 side of end cap that reach of shaft 111 End face sliding friction with 211 side of separate end cap in pump oil portion 112 coordinates.That is, 11 one side of pump oil mechanism passes through Bearing block 13 carries out axial bearing to pump oil portion 112, on the other hand also carries out radial branch by 13 countershaft portion 111 of bearing block It holds, the end 2431 of another further aspect oil pump component 1 is sealed by the non-pump cover 122M3 that holds.Thus, it is possible to simplify oil pump component 1 overall structure.
In short, " double to hold pump cover 122M2 ", " singly holding pump cover 122M1 " as described herein and " non-to hold pump cover 122M3 " Something in common be：The end 2431 of oil pump component 1 can be sealed, difference place is：It is double to hold pump cover 122M2 Axially and radially dual bearing can be carried out respectively to pump oil portion 112 and shaft 111, singly hold pump cover 122M1 and be only capable of countershaft portion 111 carry out radial substance bearing, and the non-pump cover 122M3 that holds cannot support pump oil portion 112 and shaft 111.In addition, herein " bearing block 13 " and " double to hold pump cover 122M2 " difference lies in：Bearing block 13 cannot be to the end 2431 of oil pump component 1 It is sealed, but axially and radially dual bearing can be carried out respectively to pump oil portion 112 and shaft 111.In addition, this paper institutes " bearing block 13 " and " supporting 15 " stated difference lies in：Supporting 15 is only capable of carrying out axial substance bearing to pump oil portion 112.
In addition, according to other compositions of the electric oil pump assembly 1000 of the utility model embodiment and other deformation schemes, It is referred to described in above and below, for example, in embodiments described just below one to the electric oil pump assembly 1000 of embodiment ten, As long as the feature that does not contradict or can replace with the electric oil pump assembly 1000 of the 6th aspect embodiment of the utility model, The utility model can be fallen into as the deformation scheme of the electric oil pump assembly 1000 of the 6th aspect embodiment of the utility model Protection domain within, do not repeat here.
In the following, vehicle X of the description according to the 7th aspect embodiment of the utility model.
As shown in Figure 68, according to the electric oil pump assembly of the vehicle X of the utility model embodiment, including above-described embodiment 1000.Specifically, electric oil pump assembly 1000 can be used for the steering and/or lubricating system of vehicle X.Wherein, work as root When being used for steering according to the electric oil pump assembly 1000 of the utility model embodiment, electric oil pump assembly 1000 is from total oil outlet The fluid of 202 outputs can drive transverse bar displacement to realize and turn to by the piston push rod of power cylinder, it is possible thereby to improve Structural compactness, steering manipulation, job stability of steering etc..When the electric oil pump according to the utility model embodiment When assembly 1000 is used for lubricating system, lubricating oil can be pumped into the system for needing to lubricate by electric oil pump assembly 1000, Thus, it is possible to improve the structural compactness and job stability of lubricating system.
As a result, according to the vehicle X of the utility model embodiment, by the electric oil pump assembly that above-described embodiment is arranged 1000, since electric oil pump assembly 1000 has many advantages, such as compact above structure, at low cost, low noise, light-weight, so as to Greatly improve the overall performance of vehicle X.In addition, according to other compositions such as car body of the vehicle X of the utility model embodiment and Air-conditioning system etc. and operation are all for those of ordinary skills known, are not detailed herein.
In the following, with reference to figure 1- Figure 67, description is according to the oil pump component 1 of the multiple specific embodiments of the utility model and with it Electric oil pump assembly 1000.
Embodiment one
- Fig. 7 referring to Fig.1, electric oil pump assembly 1000 include casing 21, oil pump component 1 and electric machine assembly 2.
In the present embodiment one, casing 21 is limited in casing 21 and is full of for accommodating oil pump component 1 and electric machine assembly 2 Total stowage 200 of oil, when total stowage 200 includes motor room 200A and oil pump cabin 200B, motor room 200A and oil pump cabin 200B are simultaneously It is not connected to directly by oilhole or oil duct, electric machine assembly 2 is located in motor room 200A, and oil pump component 1 is located in the 200B of oil pump cabin.
As Figure 1-Figure 5, oil pump component 1 includes pump oil mechanism 11, pump case component 12, bearing block 13 and sealing ring 14, Wherein, pump oil mechanism 11 includes shaft 111 and pump oil portion 112, and wherein shaft 111 includes driving shaft 111A and driven shaft 111B, pump oil portion 112 include driving gear 112A and driven gear 112B, and pump case component 12 includes the pump housing 121 and pump cover 122, Pump cover 122 includes front pump cover 122A and rear pump cover 122B, and front pump cover 122A and rear pump cover 122B are without supporting functions Non- to hold pump cover 122M3, bearing block 13 includes front-end bearing pedestal 13A and rear bearing block 13B, sealing ring 14 include preceding sealing ring 14A and Increasing back sealing ring 14B.
As Figure 1-Figure 5, the pump housing 121 is the tubular of both ends open, and the axis of the pump housing 121 extends along the longitudinal direction with true The front-end and back-end for protecting the pump housing 121 are opened wide respectively, and front pump cover 122A is sealed on the front end of the pump housing 121, and rear pump cover 122B is sealed on The rear end of the pump housing 121 has so as to form working chamber between front pump cover 122A, the pump housing 121 and rear pump cover 122B on front pump cover 122A Have and penetrate through along the longitudinal direction and the inlet port 101 that be connected to working chamber, have on rear pump cover 122B penetrate through along the longitudinal direction and with The oil discharge outlet 102 of working chamber connection, in the axial direction of the pump housing 121, inlet port 101 is not face with oil discharge outlet 102.Wherein, preceding Pump cover 122A, the pump housing 121 and rear pump cover 122B can be fixed by two bolts 16 for being oppositely arranged and axially extending to be connected It connects.
As Figure 1-Figure 5, the driving gear 112A in pump oil portion 112 and driven gear 112B are intermeshed and are each provided at In working chamber, and the rotation axis of the rotation axis of driving gear 112A and driven gear 112B are flat with the axis of the pump housing 121 Row, wherein driving gear 112A can be connected or be integrated with driving shaft 111A, and driven gear 112B and driven shaft 111B can To be connected or be integrated, there is axis hole 1121,2431 inserting of end of drive shaft 24 to be connected to axis hole on driving shaft 111A In 1121.
As Figure 1-Figure 5, front-end bearing pedestal 13A is located between pump oil portion 112 and front pump cover 122A and on the one hand bearing is led The axial plane of moving axis 111A and the axial plane of driven shaft 111B, the front end face and driven gear that on the other hand support driving gear 112A The front end face of 112B, rear bearing block 13B are located between pump oil portion 112 and rear pump cover 122B and on the one hand support driving shaft 111A's The rear end of the axial plane of axial plane and driven shaft 111B, the on the other hand rear end face and driven gear 112B of bearing driving gear 112A Face.The sliding friction cooperation between two components for referring to relatively rotating " is supported " herein.
As Figure 1-Figure 5, preceding sealing ring 14A is located between front-end bearing pedestal 13A and front pump cover 122A, increasing back sealing ring 14B It is located between rear bearing block 13B and rear pump cover 122B, along the axis projection of the pump housing 121, preceding sealing ring 14A and increasing back sealing ring 14B It overlaps, inlet port 101 is fallen in the circle of preceding sealing ring 14A and increasing back sealing ring 14B, and oil discharge outlet 102 is fallen in preceding sealing ring 14A with after Outside the circle of sealing ring 14B, so that working chamber is divided into the First pressure chamber 100A being connected to inlet port 101 and and oil extraction Oil in second pressure the chamber 100B, First pressure chamber 100A of 102 connection of mouth is driving gear 112A's and driven gear 112B It can be pumped under engagement in second pressure chamber 100B.
As a result, as Figure 1-Figure 5, when drive shaft 24 drives pump oil portion 112 to work, oil can pass through front pump cover 122A On inlet port 101 enter in First pressure chamber 100A, then pass through the engagement of driving gear 112A and driven gear 112B Effect is pumped into second pressure chamber 100B, is then discharged by the oil discharge outlet 102 on rear pump cover 122B.
As shown in Fig. 1-Fig. 7, electric machine assembly 2 includes stator 22, rotor 23 and drive shaft 24, wherein drive shaft 24 is sky There is central blind hole 2401 that is axially extending along its and penetrating through 24 1 side end face of drive shaft, drive shaft 24 in mandrel and drive shaft 24 Level is that its axis is arranged along the longitudinal direction, and the rear end of drive shaft 24 has the radial direction oil hole 2402 being connected to central blind hole 2401.
As shown in Fig. 1-Fig. 7, electric machine assembly 2 includes (such as passing through rolling bearing for supporting the end cap 211 of drive shaft 24 28 bearings), casing 21 includes the front housing portion 212 and rear shell portion 213, front housing portion 212 and rear shell mounted on 211 front and rear sides of end cap Total stowage 200 is limited between portion 213, casing 21 further includes being located in rear shell portion 213 and mounted on the cover board of 211 rear side of end cap 214, the oil pump cabin 200B for accommodating oil pump component 1 is limited between cover board 214 and end cap 211, total 200 oil removing pump rooms of shipping Part other than 200B is the motor room 200A for accommodating stator 22 and rotor 23, and the front end of drive shaft 24 is located at motor room It is connected in 200A and with rotor 23, the rear end of drive shaft 24 extend into the 200B of oil pump cabin and passes through spline with driving gear 112A Inserting couples.
As shown in Fig. 1-Fig. 7, oil pump component 1 in the 200B of oil pump cabin floating mount to end cap 211, such as oil pump component 1 It can be by being oppositely arranged and front pump cover 122A being pre-positioned on end cap 211 along its two axially extending positioning pin 17 (rather than front pump cover 122A is fixed on end cap 211 by screw) is equipped with pre-pressing bullet between cover board 214 and rear pump cover 122B Spring 25 (such as helical spring, waveform spring, disk spring), pre-pressing spring 25 are used for 1 pre-pressing of oil pump component in end cap On 211, to prevent from generating gap, motor room between front pump cover 122A and end cap 211 when electric oil pump assembly 1000 starts Oil in 200A is directly entered in the 200B of oil pump cabin and can not enter the problem in oil pump component 1 by inlet port 101.Separately Outside, in order to further increase the sealing effect between oil pump component 1 and end cap 211, it is ensured that the oil in motor room 200A can be suitable Profit is drawn into from inlet port 101 in working chamber, and sealing device 18 can be arranged between end cap 211 and front pump cover 122A.
Moreover, because oil pump component 1 is above-mentioned floated installation, and it is not secured on end cap 211, therefore can pacifying It fills and translation play occurs in plane, in this way, when drive shaft 24 rotates, the rotation of the rotary part and oil pump component 1 of electric machine assembly 2 Rotation member can adaptively to the heart, (such as in the present embodiment one, drive shaft 24 and driving shaft 111A be adaptively to the heart, later In embodiment, drive shaft 24, shaft coupling 27, driving shaft 111A are adaptively to the heart), to reduce work noise.Moreover, because oily After pump group part 1 is run, oil pump component 1 exports fluid and can pour into the 200B of oil pump cabin, so as to generate high pressure, by oil pump group Part 1 is pressed on forward on end cap 211 so that oil pump component 1 more reliably can carry out oil suction by inlet port 101 so that The operation of oil pump component 1 is more reliable and more stable.
As shown in Fig. 1-Fig. 7, there is total oil inlet 201 and total oil outlet 202 on casing 21, wherein 201 He of total oil inlet Total oil outlet 202 can be arranged on end cap 211 and open distribution in the circumferentially-spaced of casing 21, wherein total oil inlet 201 It is connected to motor room 200A, total oil outlet 202 is connected to oil pump cabin 200B.
Preferably, as Figure 6-Figure 7, total oil inlet 201 can be arranged at the peak of casing 21, in this way, working as When fluid flows into casing 21 from total oil inlet 201, be conducive to the gas in casing 21 from the discharge of total oil inlet 201 (with arrow in figure The solid line of head represents the flow direction of fluid, and chain-dotted line with the arrow represents the flow direction of gas), total oil outlet 202 can be arranged in machine At the arbitrary height position of shell 21.
Preferably, as Figure 6-Figure 7, the peripheral wall surfaces in rear shell portion 213 are designed and are transversely mounted using the conical surface, to rear shell Portion 213 can have guiding role so that the residual gas inside casing 21 can be along the conical surface preferably from 201 row of total oil inlet Go out, the residual gas in casing 21 is thoroughly discharged in design feature when being run convenient for electric oil pump assembly 1000.
As Figure 6-Figure 7, oil baffle 26 is provided between stator 22 and end cap 211, to avoid from total oil inlet 201 The oil entered in motor room 200A is directly drawn into the problem in oil pump component 1 by inlet port 101, to ensure from total oil inlet Mouthfuls 201 oil entered can effectively circulate in front housing portion 212 and rear shell portion 213, that is, ensure from oil inlet into The oil entered can by oil duct on electric machine assembly 2 (such as oil duct can be gap between stator 22 and front housing portion 212, Can be the gap between rear shell portion 213 and end cap 211 and cover board 214, oil duct can be one or more and can be along driving Axis 24 it is axially extending), and ensure that fluid can be entered by the central blind hole 2401 in drive shaft 24 at inlet port 101, And then ensure that electric machine assembly 2 can obtain good heat dissipation effect.
In this way, when electric oil pump assembly 1000 works, pump oil portion 112 works, and the fluid outside casing 21 can be from total Oil inlet 201 enters in motor room 200A, then passes through the central blind hole 2401 and the stream of radial direction oil hole 2402 in drive shaft 24 To the inlet port 101 of oil pump component 1, fluid is pumped into the pump housing 121 from inlet port 101 and is pumped from oil discharge outlet 102 by pump oil portion 112 Go out into the oil pump cabin 200B outside the pump housing 121, then fluid can be discharged by the total oil outlet 202 being connected to oil pump cabin 200B To outside casing 21.Here it is possible to understand, fluid flow into casing 21 after, although may enter stator 22, rotor 23, In gap between drive shaft 24 and oil baffle 26 etc., but have no effect on the above-mentioned general flow direction of fluid.
As a result, according to the electric oil pump assembly 1000 of the present embodiment, due to being full of fluid, electric oil pump assembly in casing 21 Component in 1000 in addition to casing 21 is totally submerged in fluid (certainly, casing 21 can also be to be immersed in fluid), to The noise of movement parts can be effectively reduced.Here it is possible to understand, electric oil pump assembly 1000 substantially has when running Two noise sources, one be oil pump component 1 noise, the other is the noise of electric machine assembly 2, oil pump component 1 is wrapped in oil In pump room 200B, oil pump cabin 200B is included in motor room 200A, when oil pump component 1 is run, oil pump cabin 200B and motor Fluid is each filled in the 200A of cabin, the noise that oil pump component 1 is run passes through oil pump cabin 200B, motor room 200A, the pump housing 121 and casing The multiple barriers such as 21, can greatly reduce the noise of motor pump assembly, moreover, because motor room 200A package oil pumps cabin 200B, to which the fluid pulsation of the output of oil pump component 1 can also be effectively reduced.
As a result, according to the electric oil pump assembly 1000 of the present embodiment, since the fluid in casing 21 circulates, also Be conducive to the heat dissipation of complete machine.Here it is possible to understand, when the fluid full of flowing in casing 21, stator 22 and rotor 23 It can fully be contacted with fluid, since the thermal capacity of fluid is larger, so as to improve stator 22 and rotor 23 because of the fluctuation of load And the localized hyperthermia generated, and the fluid flowed can provide heat dissipation and lubrication for the parts of other movements simultaneously, reduce The whole operation noise of electric oil pump assembly 1000.
In conclusion according to the electric oil pump assembly 1000 of the utility model embodiment, since oil pump component 1 is mounted on oil It presses in higher oil pump cabin 200B, i.e. 1 periphery of oil pump component is wrapped up by high-voltage oil liquid, to have the following advantages that：It (1) can be with The wall thickness of the pump housing 121 is minimized in design, reduces the weight of oil pump component 1；(2) pulsation of oil pump component 1 can be reduced And noise；(3) oil pressure inside and outside the oil discharge outlet 102 of oil pump component 1 is equal, no longer needs to additional in the outer ring of oil discharge outlet 102 Sealing ring is set so that the wall thickness of the pump housing 121 can reduce to the greatest extent, effectively reduce cost and weight.In addition, due to motor group The pump oil mechanism 11 of the drive shaft 24 of part 2 and oil pump component 1 connect using spline, so as to effectively reduce electric machine assembly 2 and Connection distance between oil pump component 1 reduces the weight of electric oil pump assembly 1000.In short, being implemented according to the utility model The electric oil pump assembly 1000 of example, since oil pump component 1 is set to the inside of electric machine assembly 2, so as to effectively reduce electronic oil The noise of pump assembly 1000 so that the structure of electric oil pump assembly 1000 more integrates compact.
Embodiment two
As shown in Fig. 8-Figure 14, the present embodiment is roughly the same with the structure of embodiment one, wherein identical component uses phase Same reference numeral, the difference is that：Drive shaft 24 is different from the connection type of pump oil mechanism 11, the oil extraction of oil pump component 1 The set-up mode of mouth 102 is different.
With reference to Fig. 8-Figure 14, drive shaft 24 and the shaft 111 (such as driving shaft 111A) of pump oil mechanism 11 pass through shaft coupling 27 are connected.Wherein, shaft coupling 27 can be compactedness shaft coupling (i.e. compact-sized shaft coupling), such as can be that slide block type is tight Gathering property shaft coupling relatively connects formula compactedness shaft coupling, gear type compactedness shaft coupling etc..
With reference to Fig. 8-Figure 14, oil discharge outlet 102 is multiple and is distributed in rear pump cover along the circumferentially spaced of pump oil portion 112 122B is upper and the peripheral wall of pump cover 122 is penetrated through along the radial direction in pump oil portion 112, also has oil scupper 103, oil extraction on rear pump cover 122B Slot 103 includes the confluence portion 1031 being connected to the fuel-displaced position in pump oil portion 112 and connection in confluence portion 1031 and multiple oil discharge outlets Multiple distributary divisions 1032 between 102.As a result, in the present embodiment, the oil extraction mode of oil pump component 1 is by rear pump cover 122B Oil scupper 103 it is fuel-displaced, so as to disperse oil extraction damping, reduce local noise.
Embodiment three
As shown in Figure 15-Figure 21, the present embodiment is roughly the same with the structure of embodiment two, wherein identical component uses phase Same reference numeral, the difference is that：The front supporting scheme of pump oil mechanism 11 is different.
The front side of 5- Figure 21 referring to Fig.1, pump oil portion 112 do not have front-end bearing pedestal 13A, and front pump cover 122A holds pump cover by double 122M2 is replaced.The front end of driving shaft 111A and the front end of driven shaft 111B can hold pump cover 122M2 bearings by double as a result, from And the volume of oil pump component 1 can be further decreased, reduce cost.
Example IV
As shown in Figure 22-Figure 28, the present embodiment is roughly the same with the structure of embodiment three, wherein identical component uses phase Same reference numeral, the difference is that：The rear support scheme of pump oil mechanism 11 is different.
With reference to Figure 22-Figure 28, the rear bearing block 13B of 112 rear side of pump oil portion is replaced by supporting 15, and rear pump cover 122B is by list It holds pump cover 122M1 to replace, so as to further decrease the volume of oil pump component 1, reduces cost.
Embodiment five
As shown in Figure 29-Figure 34, the present embodiment is roughly the same with the structure of example IV, wherein identical component uses phase Same reference numeral, the difference is that：The installation position of the oil discharge outlet 102 of oil pump component 1 is different.
With reference to Figure 29-Figure 34, cancel the oil discharge outlet 102 on rear pump cover 122B, oil discharge outlet 102 be arranged on the pump housing 121, And oil discharge outlet 102 penetrates through the pump housing 121 and is configured to Open architecture both axially and radially, the fluid that pump oil portion 112 pumps up is directly logical Open oil discharge outlet 102 is crossed to be drained into the 200B of oil pump cabin, to significantly reduce the oil extraction damping at oil discharge outlet 102, Reduce local noise.
Embodiment six
As shown in Figure 35-Figure 40, the present embodiment is roughly the same with the structure of example IV, wherein identical component uses phase Same reference numeral, the difference is that：The inlet port 101 of oil pump component 1 is different with the installation position of oil discharge outlet 102, oil pump Layout type of the component 1 in electric machine assembly 2 is different, and the structure of drive shaft 24 is different, total oil inlet 201 and total oil outlet 202 Installation position it is different.
With reference to Figure 35-Figure 40, cancel the inlet port 101 on front pump cover 122A, cancels the oil discharge outlet on rear pump cover 122B 102, by inlet port 101 be arranged on the pump housing 121, and inlet port 101 penetrate through both axially and radially the pump housing 121 be configured to it is open Oil discharge outlet 102 is arranged on front pump cover 122A and penetrates through front pump cover 122A, the process that pump oil portion 112 works in an axial direction by structure In, fluid is entered by open inlet port 101 in the pump housing 121, is then pumped up by pump oil portion 112 and is passed through front pump cover Oil discharge outlet 102 on 122A is discharged.
In the present embodiment six, limits oil-overflow in casing 21 or always ship 200 ', 200 ' (i.e. integrated peaces of always shipping Ship 200C) when including motor room 200A ' and oil pump cabin 200B ', motor room 200A ' and oil pump cabin 200B ' pass through oilhole or oil Road is directly connected to, and electric machine assembly 2 is located in motor room 200A ', and oil pump component 1 is located in the 200B ' of oil pump cabin.
With reference to Figure 35-Figure 40, it 200 ' is integrated installation cabin 200C, stator 22, rotor 23, drive shaft 24, oil pump always to ship Component 1 is installed in the 200C of integrated installation cabin, and specifically, oil pump component 1 is fixedly connected on end cap 211 using fixing bolt 29 On, total oil inlet 201 is located at the top of 21 front end of casing, and total oil outlet 202 is located at the top of end cap 211, is formed on end cap 211 There are the oil expulsion channel 2110 for keeping apart setting with the fluid in the 200C of integrated installation cabin, the both ends of oil expulsion channel 2110 to be respectively communicated to always Oil outlet 202 and oil discharge outlet 102 do not have central blind hole 2401 and radial direction oil hole 2402 in drive shaft 24.
When electric machine assembly 2 works, the fluid outside casing 21 is entered by total oil inlet 201 in the 200C of integrated installation cabin, Then it is entered in the pump housing 121 by open inlet port 101 after stator 22 from front to back, then passes through pump oil portion Oil expulsion channel 2110 on 112 oil discharge outlet 102 and end cap 211 from front pump cover 122A flows to the discharge of total oil outlet 202.
As a result, according to the electric oil pump assembly 1000 of the utility model embodiment, due to the inlet port 101 of oil pump component 1 It is connected to for Open architecture and directly with the integrated installation cabin 200C of low pressure, so as to omit extra sealing ring and reduce pump The wall thickness of body 121 further decreases the volume and cost of oil pump component 1, reduces oil suction damping and noise.
Embodiment seven
As shown in Figure 41-Figure 46, the present embodiment is roughly the same with the structure of embodiment six, wherein identical component uses phase Same reference numeral, the difference is that：The installation position of the inlet port 101 of oil pump component 1 and oil discharge outlet 102 is different, always into Hydraulic fluid port 201 is different with the installation position of total oil outlet 202.
With reference to Figure 41-Figure 46, inlet port 101 and oil discharge outlet 102 are arranged on the pump housing 121, and both axially and radially The perforation pump housing 121 is configured to Open architecture, and oil discharge outlet 102 is located at the lower section of inlet port 101, the process that pump oil portion 112 works In, fluid is entered by the inlet port 101 of 121 open-top of the pump housing in the pump housing 121, is then pumped up by pump oil portion 112 And it is discharged to outside the pump housing 121 by the oil discharge outlet 102 of 121 open bottom of the pump housing.
With reference to Figure 41-Figure 46, total oil inlet 201 is located at the top of end cap 211, and total oil outlet 202 is located at the bottom of end cap 211 Portion is formed with the oil expulsion channel 2110 for keeping apart setting with the fluid in the 200C of integrated installation cabin on end cap 211, oil expulsion channel 2110 Both ends are respectively communicated to total oil outlet 202 and oil discharge outlet 102.
When electric machine assembly 2 works, the fluid outside casing 21 is by total oil inlet 201 downwardly into integrated installation cabin 200C It is interior, then pass through stator 22 from back to front, again in the case where the front side of stator 22 flows down to stator 22 in the top of stator 22 Side, flow to oil pump component 1 by stator 22 from front to back again, then by the inlet port 101 of 1 open-top of oil pump component into Enter into the pump housing 121, then by passing downwardly through the oil expulsion channel on open oil discharge outlet 102 and end cap 211 behind pump oil portion 112 2110 flow to the discharge of total oil outlet 202, so as to improve the heat dissipation effect of electric machine assembly 2 and oil pump component 1.
As a result, according to the electric oil pump assembly 1000 of the utility model embodiment, due to the inlet port 101 of oil pump component 1 It is connected to for Open architecture and directly with the integrated installation cabin 200C of low pressure, and since the oil discharge outlet of oil pump component 1 102 is to open Formula structure is directly connected to the oil expulsion channel of high pressure 2110, so as to omit the wall thickness of extra sealing ring and the reduction pump housing 121, The volume and cost of oil pump component 1 are further decreased, damping and the noise of oil suction and oil extraction are reduced.
Embodiment eight
As shown in Figure 47-Figure 53, the present embodiment is roughly the same with the structure of embodiment two, wherein identical component uses phase Same reference numeral, the difference is that：The front side capping scheme of oil pump component 1 is different.
With reference to Figure 47-Figure 53, the front side in pump oil portion 112 does not have front pump cover 122A, and the front side of the pump housing 121 is by electric machine assembly 2 end cap 211 covers, and inlet port 101 is directly limited by front-end bearing pedestal 13A and the pump housing 121.As a result, so as to further The axial dimension and volume for reducing oil pump component 1, reduce cost.
Embodiment nine
As shown in Figure 54-Figure 60, the present embodiment is roughly the same with the structure of example IV, wherein identical component uses phase Same reference numeral, the difference is that：The front supporting scheme of pump oil mechanism 11 is different.
With reference to Figure 54-Figure 60, cancels the double of 112 front side of pump oil portion and hold pump cover 122M2, shaft 111 is directly supported at On the end cap 211 of electric machine assembly 2, and provide pump oil portion 112 axial supporting force by end cap 211, inlet port 101 is directly by pump oil Portion 112 and the pump housing 121 limit.As a result, so as to further decreasing the axial dimension and volume of oil pump component 1, reduce at This.
Embodiment ten
As shown in Figure 61-Figure 67, the present embodiment is roughly the same with the structure of embodiment nine, wherein identical component uses phase Same reference numeral, the difference is that：The rear support scheme of pump oil mechanism 11 is different.
With reference to Figure 61-Figure 67, cancel the supporting 15 of 112 rear side of pump oil portion, rear pump cover is replaced using double pump cover 122M2 that hold 122B.As a result, so as to further decrease the axial dimension and volume of oil pump component 1, cost is reduced.
In the description of the present invention, it should be understood that term "front", "rear", " axial direction ", " radial direction ", " circumferential direction " The orientation or positional relationship of equal instructions is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing this practicality newly Type and simplified description, do not indicate or imply the indicated device or element must have a particular orientation, with specific orientation Construction and operation, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second ", " third " are used for description purposes only, it is not understood to indicate or imply phase To importance or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be with Express or implicitly include one or more this feature.The meaning of " plurality " is two in the description of the present invention, It is a or more than two, unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；Can be It is connected directly, can also can be indirectly connected through an intermediary the mutual of connection inside two elements or two elements Interactively.For the ordinary skill in the art, it can understand that above-mentioned term is new in this practicality as the case may be Concrete meaning in type.In the present invention unless specifically defined or limited otherwise, fisrt feature is in second feature "upper" Or "lower" can be that the first and second features are in direct contact or the first and second features pass through intermediary mediate contact.

Claims (9)

1. a kind of oil pump component, which is characterized in that including：
Pump case component has inlet port, multiple oil discharge outlets and oil scupper on the pump case component, and the oil scupper includes confluence portion With by the corresponding multiple distributary divisions for being connected to multiple oil discharge outlets in the confluence portion；With
Pump oil mechanism, the pump oil mechanism include pump oil portion, the pump oil portion be located in the pump case component and for realizing from The inlet port is worked by the pump oil of the oil scupper to multiple oil discharge outlets.
2. oil pump component according to claim 1, which is characterized in that the pump oil portion realizes that pump oil works by rotation, Circumferentially spaced distribution of multiple oil discharge outlets along the rotation axis in the pump oil portion and the radial direction perforation along the pump oil portion.
3. oil pump component according to claim 1, which is characterized in that the pump case component includes：It the pump housing and is located at described The pump cover of pump housing axial direction one end, the oil scupper are formed on the pump cover.
4. oil pump component according to claim 1, which is characterized in that the confluence portion was connected along smooth curve or smoothly Curve and linear extension.
5. oil pump component according to claim 1, which is characterized in that the oil scupper is axisymmetric shape, the pump oil The fuel-displaced position in portion is opposite with the axis of symmetry of the oil scupper.
6. oil pump component according to any one of claims 1-5, which is characterized in that the pump oil portion is inside engaged gear Group or external gear pump group or rotary blade.
7. a kind of electric oil pump assembly, which is characterized in that have total stowage, the electric oil pump total in the electric oil pump assembly There is total oil inlet and total oil outlet at upper, the electric oil pump, which forms, includes：
Electric machine assembly, the electric machine assembly are located in total stowage；
Oil pump component, the oil pump component are the oil pump component according to any one of claim 1-6, the oil pump component It is located in total stowage and is realized from total oil inlet to the pump oil work of total oil outlet by electric machine assembly driving Make.
8. electric oil pump assembly according to claim 7, which is characterized in that total stowage includes motor room and oil pump Cabin, the motor room are connected to total oil inlet, and the oil pump cabin is connected to total oil outlet, and the oil pump component is located at In the oil pump cabin, the inlet port of the oil pump component is connected to the motor room, the oil pump component it is multiple described Oil discharge outlet is connected to the oil pump cabin.
9. a kind of vehicle, which is characterized in that including electric oil pump assembly according to claim 7 or 8.
CN201721893812.9U 2017-12-28 2017-12-28 Oil pump component and electric oil pump assembly and vehicle with it Active CN207813840U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721893812.9U CN207813840U (en) 2017-12-28 2017-12-28 Oil pump component and electric oil pump assembly and vehicle with it

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721893812.9U CN207813840U (en) 2017-12-28 2017-12-28 Oil pump component and electric oil pump assembly and vehicle with it

Publications (1)

Publication Number Publication Date
CN207813840U true CN207813840U (en) 2018-09-04

Family

ID=63327762

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201721893812.9U Active CN207813840U (en) 2017-12-28 2017-12-28 Oil pump component and electric oil pump assembly and vehicle with it

Country Status (1)

Country Link
CN (1) CN207813840U (en)

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