CN106050507A - Segmented type unit pump oil inlet pipe - Google Patents
Segmented type unit pump oil inlet pipe Download PDFInfo
- Publication number
- CN106050507A CN106050507A CN201610632335.4A CN201610632335A CN106050507A CN 106050507 A CN106050507 A CN 106050507A CN 201610632335 A CN201610632335 A CN 201610632335A CN 106050507 A CN106050507 A CN 106050507A
- Authority
- CN
- China
- Prior art keywords
- oil inlet
- pipe
- inlet pipe
- stagewise
- oil
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
- F02M59/44—Details, components parts, or accessories not provided for in, or of interest apart from, the apparatus of groups F02M59/02 - F02M59/42; Pumps having transducers, e.g. to measure displacement of pump rack or piston
Abstract
The invention discloses a segmented type unit pump oil inlet pipe. The segmented type unit pump oil inlet pipe comprises a segmented type oil inlet main pipe and multiple oil inlet branch pipes. One end of the segmented type oil inlet main pipe is blocked, and the other end of the segmented type oil inlet main pipe is connected with an oil inlet connector for fuel oil. The segmented type oil inlet main pipe specifically comprises multiple oil inlet pipe sections and tee joints connected with the multiple oil inlet pipe sections, wherein every two adjacent oil inlet pipes are connected through connectors on the two sides of the corresponding tee joint. One end of each oil inlet branch pipe is connected with a connector on a corresponding split type unit pump, the other end of each oil inlet branch pipe is connected with an upper connector on the corresponding tee joint, and therefore the oil inlet branch pipes and the segmented type oil inlet main pipe are connected to form the segmented type unit pump oil inlet pipe. The segmented type unit pump oil inlet pipe bears small stress, the risk of pipe breakage is lowered, and the reliability of the pipe is improved; the refitting time is shortened, and the oil leakage risk caused by repeated assembly and disassembly of the connectors of the unit pumps is lowered; and the production technological requirements of the pipe are low, and the pipe packaging and transportation difficulty is lowered.
Description
Technical field
The present invention relates to diesel engine single body pump field, particularly to the monoblock pump oil inlet pipe of a kind of stagewise.
Background technology
Monoblock pump type electromotor is according to its complete machine deployment scenarios at present, mainly has combination type monoblock pump and split type monoblock pump
Two kinds of forms.Combination type monoblock pump is mainly used on the electromotor that some power are relatively low, cylinder centre line spacing is less, by a monomer
Pump is installed housing and is assembled together by each cylinder monoblock pump, makes each monoblock pump have common fuel oil oil-in and oil return opening, profile
The in-line arrangement mechanical pump of types of traditional.It is higher that split type monoblock pump is mainly used in some power, the electromotor that cylinder centre line spacing is bigger
On.On the engine, the spacing of each monoblock pump is relatively big, relatively independent between each cylinder monoblock pump, has independent installation housing,
Independent fuel oil enters, oil return interface etc..
Due to each monoblock pump of split type monoblock pump have individually to enter, oil return interface, outside total oil circuit need to draw a plurality of oil
Road is coupled with on the entering of each monoblock pump, oil return interface.The most conventional oil circuit arrangement is a total fuel passage
The a plurality of manifold of upper welding, the joint of each manifold end connects the interface on each monoblock pump respectively.Fuel manifold and manifold are one
The supply of material of body formula and installation.
The oil circuit arrangement that current split type monoblock pump is conventional is to weld a plurality of manifold, respectively on a total fuel passage
The joint of manifold end connects the interface on each monoblock pump respectively, and fuel manifold and manifold are integral type.This kind of pipeline structure
From the point of view of in terms of production cost, there is number of parts and the less cost advantages of assembly process really.But from the point of view of technological layer,
This integrated tube line structure but has shortcomings: integrated tube line structure is owing to being all welded between house steward and each manifold
Together, and all there is certain error in the joint installation site between each monoblock pump, and in engine operation process, pipeline holds
The stress being subject to is relatively large, and the Hazard ratio of pipeline fracture is higher；When electromotor a certain cylinder monoblock pump breaks down needs from body
On mounting shell body in take out when overhauling, need to dismantle existing integrated form pipeline and the connection of total interface on each cylinder monomer
A certain fault monoblock pump can be taken out, due to dismount each time a certain cylinder monoblock pump be required for dismantling be connected with this pipeline all
Joint on monoblock pump, adds the risk of all monoblock pump seam leakage of oils virtually；Owing to split type monoblock pump is general all
Being used in some power higher, on the electromotor that cylinder centre line spacing is bigger, its pipeline is typically also pipeline longer relatively greatly, a basis
Weld a plurality of manifold above the longest steel pipe again, and whole piece integrated pipeline is carried out anaerobic welding, antirust treatment and transport
Require the highest Deng, equipment to pipeline manufacturer itself, technology, and cost of transportation etc..
The information being disclosed in this background section is merely intended to increase the understanding of the general background to the present invention, and should not
When being considered to recognize or imply in any form this information structure prior art well known to persons skilled in the art.
Summary of the invention
It is an object of the invention to provide the monoblock pump oil inlet pipe of a kind of simple and reasonable stagewise, this stagewise
The stress that monoblock pump oil inlet pipe pipeline bears is less, the risk reduction of pipeline fracture, and pipeline reliability improves；When decreasing rectification
Between and the leakage of oil risk that causes because of frequent dismounting of monoblock pump joint；Pipeline manufacturing technique requirent is simple, reduces pipeline packaging
Difficulty with transport.
For achieving the above object, the invention provides the monoblock pump oil inlet pipe of a kind of stagewise, the monoblock pump of this stagewise
Oil inlet pipe includes: stagewise oil-feed house steward, and its one end blocks, and the other end connects the oil-feed interface of fuel oil, described stagewise oil-feed
House steward specifically includes: more piece oil inlet pipe and the three way cock of this more piece oil inlet pipe of connection, adjacent described oil inlet pipe passes through described three
Two side interfaces of pass joint connect；And many induction manifolds, the interface on its one end connection segment formula monoblock pump, the other end with
The top interface of described three way cock connects, thus with stagewise oil-feed house steward, induction manifold is joined together to form stagewise
Monoblock pump oil inlet pipe.
Preferably, in technique scheme, one end round steel of stagewise oil-feed house steward blocks, and described oil inlet pipe is steel
Pipe, and be welded and fixed with described three way cock.
Preferably, in technique scheme, the quantity of the stagewise monoblock pump that the quantity of induction manifold is unilateral with electromotor
Adaptive.
Preferably, in technique scheme, the top interface of the other end of induction manifold and three way cock is straight-through to be connected, block
Set connects or is articulated and connected.
Compared with prior art, there is advantages that the monoblock pump oil inlet pipe of this stagewise is at electromotor
In running, the stress that pipeline bears is less, the risk reduction of pipeline fracture, and pipeline reliability improves；When electromotor is a certain
Cylinder monoblock pump breaks down and takes out when overhauling in needing mounting shell body from body, it is only necessary to remove Cylinder pipeline i.e.
Can, it is not necessary to remove other not guilty earthen pipe road even whole piece fuel pipes, decrease rectification time and monoblock pump joint because often tearing open
The leakage of oil risk filled and cause；Pipeline manufacturing technique requirent is simple, it is not necessary to the special equipment putting into some big costs just can produce；
Pipeline profile is simple, reduces pipeline packaging and the difficulty of transport.
Accompanying drawing explanation
Fig. 1 is the decomposition texture schematic diagram of the monoblock pump oil inlet pipe of the stagewise of the present invention.
Fig. 2 is that the master of the monoblock pump oil inlet pipe of the stagewise of the present invention regards assembling structural representation.
Fig. 3 is the side-looking assembling structural representation of the monoblock pump oil inlet pipe of the stagewise of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawings, the detailed description of the invention of the present invention is described in detail, it is to be understood that the guarantor of the present invention
Scope of protecting is not limited by detailed description of the invention.
Explicitly indicating that unless otherwise other, otherwise in entire disclosure and claims, term " includes " or it becomes
Change and such as " comprising " or " including " etc. will be understood to comprise stated element or ingredient, and do not get rid of other yuan
Part or other ingredient.
As it is shown in figure 1, include according to the concrete structure of the monoblock pump oil inlet pipe of the stagewise of the specific embodiment of the invention:
Stagewise oil-feed house steward 1 and induction manifold 2, this stagewise oil-feed house steward 1 includes more piece oil inlet pipe 3 and connects this more piece oil inlet pipe
The three way cock 4 of 3, depending on induction manifold 2 quantity is according to electromotor one side monoblock pump quantity, its one end connects connecing on monoblock pump
Mouthful, the other end is connected with three way cock 4, thus is linked together with stagewise oil-feed house steward 1 by induction manifold 2, forms segmentation
The monoblock pump oil inlet pipe of formula.In engine operation process, the stress that pipeline bears is less, the risk reduction of pipeline fracture, pipe
Road reliability improves；Take out in electromotor a certain cylinder monoblock pump breaks down needs mounting shell body from body and overhaul
Time, it is only necessary to remove Cylinder pipeline, it is not necessary to remove other not guilty earthen pipe road even whole piece fuel pipes, decrease rectification
The leakage of oil risk that time and monoblock pump joint cause because often dismounting；Pipeline manufacturing technique requirent is simple, it is not necessary to put into
The special equipment of big cost just can produce；Pipeline profile is simple, reduces pipeline packaging and the difficulty of transport.
Specifically, in conjunction with Fig. 2 and Fig. 3 it can be seen that one end round steel of stagewise oil-feed house steward 1 blocks, the other end
Connect the oil-feed interface of fuel oil, make the fuel oil come from fuel tank enter into each monoblock pump through house steward to manifold.This stagewise oil-feed
House steward 1 specifically includes: more piece oil inlet pipe 3 and the three way cock 4 of this more piece oil inlet pipe 3 of connection, the quantity root of more piece oil inlet pipe 3
Depending on quantity according to the monoblock pump 5 of electromotor one side, the quantity of three way cock 4 is according to the quantity of the monoblock pump 5 of electromotor one side
Depending on, adjacent oil inlet pipe 3 is connected by two side interfaces of three way cock 4, thus forms stagewise oil-feed house steward 1.Preferably, enter
Oil pipe 3 is steel pipe, and adjacent oil inlet pipe 3 is welded and fixed with three way cock 4.
Depending on induction manifold 2 quantity quantity according to electromotor one side monoblock pump 5, manifold specifically moves towards real according to electromotor
Depending on the deployment scenarios of border.One end of this induction manifold 2 connects the interface on monoblock pump, and the other end connects with the top of three way cock 4
Mouth connects, thus is linked together with stagewise oil-feed house steward 1 by induction manifold 2, forms the monoblock pump oil inlet pipe of stagewise.
Preferably, the top interface of the other end of this induction manifold 2 and three way cock 4 straight-through is connected, cutting ferrule connection or
It is articulated and connected.
To sum up, the monoblock pump oil inlet pipe of this stagewise is in engine operation process, and the stress that pipeline bears is less, pipeline
The risk reduction of fracture, pipeline reliability improves；Installation from body is needed when electromotor a certain cylinder monoblock pump breaks down
When in housing, taking-up is overhauled, it is only necessary to remove Cylinder pipeline, it is not necessary to remove other not guilty earthen pipe road even whole pieces
Fuel pipe, decreases the leakage of oil risk that rectification time and monoblock pump joint cause because often dismounting；Pipeline production technology is wanted
Ask simple, it is not necessary to the special equipment putting into some big costs just can produce；Pipeline profile is simple, reduces pipeline packaging and transport
Difficulty.
The aforementioned description to the specific illustrative embodiment of the present invention illustrates that and the purpose of illustration.These describe
It is not wishing to limit the invention to disclosed precise forms, and it will be apparent that according to above-mentioned teaching, can much change
And change.The purpose selected exemplary embodiment and describe is to explain that the certain principles of the present invention and reality thereof should
With so that those skilled in the art be capable of and utilize the present invention various different exemplary and
Various different selections and change.The scope of the present invention is intended to be limited by claims and equivalents thereof.
Claims (4)
1. the monoblock pump oil inlet pipe of a stagewise, it is characterised in that including:
Stagewise oil-feed house steward, its one end blocks, and the other end connects the oil-feed interface of fuel oil, and described stagewise oil-feed house steward wraps
Include: more piece oil inlet pipe and the three way cock of this more piece oil inlet pipe of connection, adjacent described oil inlet pipe passes through the two of described three way cock
Side interface connects；And
Many induction manifolds, the interface on its one end connection segment formula monoblock pump, the other end connects with the top of described three way cock
Mouth connects, thus induction manifold and stagewise oil-feed house steward are joined together to form the monoblock pump oil inlet pipe of stagewise.
The monoblock pump oil inlet pipe of stagewise the most according to claim 1, it is characterised in that described stagewise oil-feed house steward's
One end round steel blocks, and described oil inlet pipe is steel pipe, and is welded and fixed with described three way cock.
The monoblock pump oil inlet pipe of stagewise the most according to claim 1, it is characterised in that the quantity of described induction manifold with
The quantity of the stagewise monoblock pump that electromotor is unilateral is adaptive.
The monoblock pump oil inlet pipe of stagewise the most according to claim 1, it is characterised in that the other end of described induction manifold
Straight-through with the top interface of three way cock is connected, cutting ferrule connection or be articulated and connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610632335.4A CN106050507A (en) | 2016-08-04 | 2016-08-04 | Segmented type unit pump oil inlet pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610632335.4A CN106050507A (en) | 2016-08-04 | 2016-08-04 | Segmented type unit pump oil inlet pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106050507A true CN106050507A (en) | 2016-10-26 |
Family
ID=57197353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610632335.4A Pending CN106050507A (en) | 2016-08-04 | 2016-08-04 | Segmented type unit pump oil inlet pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106050507A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1489293A1 (en) * | 2003-06-20 | 2004-12-22 | Delphi Technologies, Inc. | Fuel system |
| CN201532290U (en) * | 2009-11-20 | 2010-07-21 | 潍柴动力股份有限公司 | Detection device for checking tightness of common-rail fuel injectors and copper bushes |
| WO2012125171A1 (en) * | 2011-03-17 | 2012-09-20 | Ultimate Combustion Corporation | Method and system for fuel supply to a pump-injector unit of a diesel engine |
| CN203430672U (en) * | 2013-07-10 | 2014-02-12 | 无锡开普动力有限公司 | Electronic-unit-pump fuel injection system |
| CN105464863A (en) * | 2015-12-09 | 2016-04-06 | 中国船舶重工集团公司第七一一研究所 | Electronic unit pump system and oil spray control method |
-
2016
- 2016-08-04 CN CN201610632335.4A patent/CN106050507A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1489293A1 (en) * | 2003-06-20 | 2004-12-22 | Delphi Technologies, Inc. | Fuel system |
| CN201532290U (en) * | 2009-11-20 | 2010-07-21 | 潍柴动力股份有限公司 | Detection device for checking tightness of common-rail fuel injectors and copper bushes |
| WO2012125171A1 (en) * | 2011-03-17 | 2012-09-20 | Ultimate Combustion Corporation | Method and system for fuel supply to a pump-injector unit of a diesel engine |
| CN203430672U (en) * | 2013-07-10 | 2014-02-12 | 无锡开普动力有限公司 | Electronic-unit-pump fuel injection system |
| CN105464863A (en) * | 2015-12-09 | 2016-04-06 | 中国船舶重工集团公司第七一一研究所 | Electronic unit pump system and oil spray control method |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161026 |