CN205977293U - High -power many oil circuits oil pump - Google Patents
High -power many oil circuits oil pump Download PDFInfo
- Publication number
- CN205977293U CN205977293U CN201620990813.4U CN201620990813U CN205977293U CN 205977293 U CN205977293 U CN 205977293U CN 201620990813 U CN201620990813 U CN 201620990813U CN 205977293 U CN205977293 U CN 205977293U
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- oil pump
- oil
- rotor
- pump case
- pump rotor
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- Lubrication Of Internal Combustion Engines (AREA)
Abstract
The utility model discloses a high -power many oil circuits oil pump, the cover is equipped with and corresponds a complex oil pump rotor, the 2nd oil pump rotor and the 3rd oil pump rotor with an oil pump shell, the 3rd oil pump shell and fourth oil pump shell respectively in the axis of rotation, it installs the relief valve assembly on an oil pump shell and the 2nd oil pump shell to be equipped with the vertical type on an oil pump rotor's the play oil duct, it installs the 2nd relief valve assembly on the 3rd oil pump shell and fourth oil pump shell to be equipped with the vertical type on the 2nd oil pump rotor and the 3rd oil pump rotor's the play oil duct. The utility model discloses the simple structure of draining system, reasonable in design, the preparation required precision is not high, and the preparation is easy, and assembly and dismouting are simple, and sealing performance is good, can guarantee under any circumstance all to have sufficient lubricating oil to pass through the position that the engine need lubricate everywhere simultaneously, the dependable performance, the pressure release is steady.
Description
Technical field
This utility model is related to machine oil pump technical field, especially relates to a kind of high-power Multi-oil circuit lubricating oil pump.
Background technology
At present, after domestic used band oil drainage structure lubricating oil pump long-play, occur that flow is low, oil pressure is unstable
Calmly, the shortcomings of replacement cost is high, it is impossible to function well as the time-based maintenance to electromotor, causes thermal power that larger, each portion is lost
Inordinate wear in part, affects electromotor normal service life.It would therefore be highly desirable to design one kind can reduce manufacturing cost, improve
Properties of product reliability, so that the thermal efficiency of electromotor and economy are improved, makes to obtain between each parts of engine interior
To constant, sufficient lubrication fuel pump structure, with overcome presently, there are pressure relief system unstable properties, to make required precision high
Difficult.
Utility model content
In order to overcome above-mentioned existing technological deficiency, the purpose of this utility model is to provide one kind to enhance product performance
Reliability so that the thermal efficiency of electromotor and economy are improved, make to obtain between each parts of engine interior constant,
The high-power Multi-oil circuit lubricating oil pump of the fuel pump structure of sufficient lubrication.
In order to achieve the above object, this utility model is achieved through the following technical solutions：
The technical program be a kind of high-power Multi-oil circuit lubricating oil pump, including the first oil pump case, the second oil pump case, the 3rd
Oil pump case, the 4th oil pump case, rotary shaft, the first oil Pump rotor, the second oil Pump rotor and the 3rd oil Pump rotor, the first pressure release
Valve module, the second pressure release valve module；Described first oil pump case, the second oil pump case, the 3rd oil pump case and the 4th oil pump casing
Body is bolted to connection；Described rotary shaft sequentially pass through the first oil pump case, the second oil pump case, the 3rd oil pump case and
4th oil pump case simultaneously passes through corresponding bearing fit；Be set with the rotating shaft respectively with the first oil pump case, the 3rd oil pump
First oil Pump rotor of housing and the 4th oil pump case corresponding matching, the second oil Pump rotor and the 3rd oil Pump rotor；Described first
The oil road of oil Pump rotor is provided with vertical type and is arranged on the first pressure release valve group on the first oil pump case and the second oil pump case
Part；The oil road of described second oil Pump rotor and the 3rd oil Pump rotor is provided with vertical type and is arranged on the 3rd oil pump case and the 4th
The second pressure release valve module on oil pump case.
In original state, the first oil Pump rotor, the second oil Pump rotor and the 3rd oil Pump rotor all in normal pump oil, when first
When the oil road oil pressure of oil Pump rotor and the second oil Pump rotor increases, oil-out draining, when oil outlet end non lubricant oil passes through, the 3rd
The machine oil that oil Pump rotor pumps out leads to the oil road of the first oil Pump rotor and the second oil Pump rotor, that is, solve and avoid oil pressure excessive,
Lead to casing seepage machine oil, in turn ensure that lubrication channel has enough lubricating oil everywhere.
Compared with prior art, the beneficial effects of the utility model are：This utility model oil draining system structure is simple, design
Rationally, make required precision not high, make easily, assembling and dismounting are simple, good seal performance can ensure in any situation simultaneously
Under have enough lubricating oil pass through electromotor everywhere need lubricate position, dependable performance, pressure release is steady.
Brief description
This utility model will be illustrated by example and with reference to the appended drawing, wherein：
Fig. 1 is main structure schematic diagram of the present utility model.
In figure labelling：First oil pump case 1, the first oil Pump rotor 2, rotary shaft 3, the first pressure release valve module 4, the second oil pump
Housing 5, the second pressure release valve module 6, the 3rd oil pump case 7, bolt 8, the second oil Pump rotor 9, the 3rd oil Pump rotor 10 and the 4th
Oil pump case 12.
Specific embodiment
Below in conjunction with the accompanying drawings, this utility model is described in detail.
In order that the purpose of this utility model, technical scheme and advantage become more apparent, below in conjunction with accompanying drawing and enforcement
Example, is further elaborated to this utility model.It should be appreciated that specific embodiment described herein is only in order to explain
This utility model, is not used to limit this utility model.
Embodiment 1, as shown in fig. 1, this utility model is a kind of high-power Multi-oil circuit lubricating oil pump, including the first oil pump casing
Body 1, the second oil pump case 5, the 3rd oil pump case 7, the 4th oil pump case 12, rotary shaft 3, the first oil Pump rotor 2, the second oil pump
Rotor 9 and the 3rd oil Pump rotor 10, the first pressure release valve module 4, the second pressure release valve module 6；Described first oil pump case 1, second
Oil pump case 5, the 3rd oil pump case 7 are fixedly connected by bolt 8 with the 4th oil pump case 12；Described rotary shaft 3 sequentially passes through
First oil pump case 1, the second oil pump case 5, the 3rd oil pump case 7 and the 4th oil pump case 12 are simultaneously joined by corresponding bearing
Close；Rotary shaft 3 is set with respectively with the first oil pump case 1, the 3rd oil pump case 7 and the 4th oil pump case 12 corresponding matching
The first oil Pump rotor 2, the second oil Pump rotor 9 and the 3rd oil Pump rotor 10；The oil road of described first oil Pump rotor 2 is provided with
Vertical type is arranged on the first pressure release valve module 4 on the first oil pump case 1 and the second oil pump case 5；Described second oil Pump rotor 9
It is provided with vertical type with the oil road of the 3rd oil Pump rotor 10 and be arranged on the 3rd oil pump case 7 and the 4th oil pump case 12
Two pressure release valve modules 6.
In original state, the first oil Pump rotor 2, the second oil Pump rotor 9 and the 3rd oil Pump rotor 10 all in normal pump oil, when
When the oil road oil pressure of the first oil Pump rotor 2 and the second oil Pump rotor 9 increases, oil-out draining, oil outlet end non lubricant oil passes through
When, the machine oil that the 3rd oil Pump rotor 10 pumps out leads to the oil road of the first oil Pump rotor 2 and the second oil Pump rotor, that is, solve and avoid
Oil pressure is excessive, leads to casing seepage machine oil, in turn ensure that lubrication channel has enough lubricating oil everywhere.
It is right with the first oil pump case 1, the 3rd oil pump case 7 and the 4th oil pump case 12 respectively to be set with rotary shaft 3
The first oil Pump rotor 2, the second oil Pump rotor 9 and the 3rd oil Pump rotor 10 that should coordinate, three groups of oil Pump rotors can ensure effectively
After any group of rotor is due to the excessive draining of oil pressure, the flow of another set rotor can enter into this housing and play good lubrication
Effect.First pressure release valve module 4 and the second pressure release valve module 6 are all internal drainage type fuel tap.First pressure release valve module 4 and the second pressure release
Valve module 6 adopts vertical type mounting means, is easy to electromotor when making regular check on and maintain, and easy accessibility will not damage oil pump
The internal each accessory of assembly, easily dismounts simultaneously, changes.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all this
Any modification, equivalent and improvement made within the spirit of utility model and principle etc., should be included in this utility model
Protection domain within.
Claims (1)
1. a kind of high-power Multi-oil circuit lubricating oil pump it is characterised in that：Including the first oil pump case (1), the second oil pump case (5),
3rd oil pump case (7), the 4th oil pump case（12）, rotary shaft（3）, the first oil Pump rotor（2）, the second oil Pump rotor（9）With
3rd oil Pump rotor（10）, the first pressure release valve module（4）, the second pressure release valve module（6）；
Described first oil pump case（1）, the second oil pump case（5）, the 3rd oil pump case（7）With the 4th oil pump case（12）Pass through
Bolt（8）It is fixedly connected；
Described rotary shaft（3）Sequentially pass through the first oil pump case（1）, the second oil pump case（5）, the 3rd oil pump case（7）With
Four oil pump cases（12）And pass through corresponding bearing fit；In rotary shaft（3）On be set with respectively with the first oil pump case（1）、
3rd oil pump case（7）With the 4th oil pump case（12）First oil Pump rotor of corresponding matching（2）, the second oil Pump rotor（9）With
3rd oil Pump rotor（10）；
Described first oil Pump rotor（2）Oil road be provided with vertical type and be arranged on the first oil pump case（1）With the second oil pump casing
Body（5）On the first pressure release valve module（4）；
Described second oil Pump rotor（9）With the 3rd oil Pump rotor（10）Oil road be provided with vertical type and be arranged on the 3rd oil pump casing
Body（7）With the 4th oil pump case（12）On the second pressure release valve module（6）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620990813.4U CN205977293U (en) | 2016-08-31 | 2016-08-31 | High -power many oil circuits oil pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620990813.4U CN205977293U (en) | 2016-08-31 | 2016-08-31 | High -power many oil circuits oil pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205977293U true CN205977293U (en) | 2017-02-22 |
Family
ID=58042396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620990813.4U Active CN205977293U (en) | 2016-08-31 | 2016-08-31 | High -power many oil circuits oil pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205977293U (en) |
-
2016
- 2016-08-31 CN CN201620990813.4U patent/CN205977293U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |