CN107191772A - A kind of vertical pivot arranges fuel pump structure - Google Patents
A kind of vertical pivot arranges fuel pump structure Download PDFInfo
- Publication number
- CN107191772A CN107191772A CN201710409601.1A CN201710409601A CN107191772A CN 107191772 A CN107191772 A CN 107191772A CN 201710409601 A CN201710409601 A CN 201710409601A CN 107191772 A CN107191772 A CN 107191772A
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- CN
- China
- Prior art keywords
- gear
- lubricating oil
- vertical pivot
- driving gear
- ring flange
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N13/00—Lubricating-pumps
- F16N13/20—Rotary pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B67/00—Engines characterised by the arrangement of auxiliary apparatus not being otherwise provided for, e.g. the apparatus having different functions; Driving auxiliary apparatus from engines, not otherwise provided for
- F02B67/04—Engines characterised by the arrangement of auxiliary apparatus not being otherwise provided for, e.g. the apparatus having different functions; Driving auxiliary apparatus from engines, not otherwise provided for of mechanically-driven auxiliary apparatus
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Details And Applications Of Rotary Liquid Pumps (AREA)
- Rotary Pumps (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention provides a kind of vertical pivot and arranges fuel pump structure, including lubricating oil pump body and ring flange, the lubricating oil pump body bottom portion is fixedly connected with the ring flange, the lubricating oil pump body interior is provided with driven gear, driven shaft, driving shaft and driving gear, the driven shaft, driving shaft is supported by the axis hole of the lubricating oil pump body and the ring flange, the outside of the driving shaft installs the driving gear, the outside of the driven shaft installs the driven gear, the transmission system for being actively pivotally connected to engine, the lubricating oil pump body two ends are respectively equipped with oil inlet and oil-out, internal both sides are provided with corresponding oil suction chamber and go out oil pocket.Vertical pivot of the present invention arranges fuel pump structure, and driving gear and the driven gear of gear pump are blade construction, with the rotation of gear, produce the self gravitation of axial force, balance driving gear and driven gear, it is ensured that vertical pivot lubricating oil pump reliably working.
Description
Technical field
The invention belongs to technical field of hydraulic pressure, and fuel pump structure is arranged more particularly, to a kind of vertical pivot.
Background technology
At present, vertical shaft engine is due to the vertical arrangement of bent axle, and lubricating oil pump axial direction is vertical direction, driving gear with
Driven gear is influenceed by gear gravity, and the fuel pump structure of horizontal direction arrangement can not meet lubricating oil pump reliability requirement.
The content of the invention
In view of this, the invention is directed to a kind of vertical pivot arrangement fuel pump structure, with provide it is a kind of it is simple in construction,
Cost is low, reliability is high, be capable of the vertical pivot arrangement fuel pump structure of self-balancing driving gear and driven gear gravity.
To reach above-mentioned purpose, what the technical scheme of the invention was realized in：
A kind of vertical pivot arranges fuel pump structure, including lubricating oil pump body and ring flange, and the lubricating oil pump body bottom portion is fixed
Connect the ring flange, the lubricating oil pump body interior is provided with driven gear, driven shaft, driving shaft and driving gear, it is described from
Moving axis, driving shaft are supported by the axis hole of the lubricating oil pump body and the ring flange, and the outside of the driving shaft installs described
Driving gear, the outside of the driven shaft installs the driven gear, the transmission system for being actively pivotally connected to engine, institute
State lubricating oil pump body two ends and be respectively equipped with oil inlet and oil-out, internal both sides are provided with corresponding oil suction chamber and go out oil pocket.
Further, the driving gear is identical with the structure of the driven gear, is blade construction, the leaf
Chip architecture includes some uniform blades, and the quantity of the blade is identical with the number of teeth quantity of the driving gear, the blade
Height be 0.012 times -0.0028 times of the driving gear height, the direction of the blade is the rotation of the driving gear
Direction.
Further, the blade is single circular arc profile.
Further, some mounting holes are provided with symmetrical structure centered on the ring flange, the ring flange both sides of the edge,
The mounting hole is fixedly connected by fastener with the lubricating oil pump body, at the top of the ring flange provided with two axis holes and
Groove, the groove is constituted by two identical circular troughs are intersecting, and the depth of the groove is identical with the height of the blade, institute
The diameter for stating circular trough is identical with the external diameter of the driving gear.
Further, the outside diameter of gear scope of the driving gear and the driven gear is 60mm-62mm.
Further, the driving shaft is installed with the driving gear interference.
Further, the driven shaft is installed with the driven gear interference.
Relative to prior art, the vertical pivot arrangement fuel pump structure described in the invention has the advantage that：
(1) vertical pivot arrangement fuel pump structure of the present invention, driving gear and the driven gear of gear pump are blade
Structure, with the rotation of gear, produces the self gravitation of axial force, balance driving gear and driven gear, it is ensured that vertical pivot machine oil
Pump reliably working.
(2) vertical pivot arrangement fuel pump structure of the present invention, simple in construction, with low cost, easy disassembly and maintenance can
It is high by property, with practical popularization significance.
(3) vertical pivot of the present invention arrangement fuel pump structure, the groove that ring flange is set, it is ensured that driving gear, driven
The axial gap of gear and ring flange, effectively improves the reliability of vertical pivot lubricating oil pump.
(4) vertical pivot of the present invention arrangement fuel pump structure, driving shaft is installed with driving gear interference, driven shaft with from
Moving gear interference is installed, and interference, which is installed, has good simple in construction, centering, large carrying capacity, the performance that withstands shocks is good, axle is cut
Weak few the advantages of.
Brief description of the drawings
The accompanying drawing for constituting the part of the invention is used for providing further understanding the invention, present invention wound
The schematic description and description made is used to explain the invention, does not constitute the improper restriction to the invention.
In accompanying drawing：
Fig. 1 is the schematic diagram of the vertical pivot arrangement fuel pump structure described in the invention embodiment；
Fig. 2 for Fig. 1 A-A to schematic diagram；
Fig. 3 is Fig. 2 B-B direction schematic diagram；
Fig. 4 is the schematic diagram of the blade construction described in the invention embodiment；
Fig. 5 for Fig. 4 C-C to schematic diagram；
Fig. 6 is the schematic diagram of the ring flange described in the invention embodiment；
Fig. 7 for Fig. 6 D-D to schematic diagram.
Description of reference numerals：
1- lubricating oil pump bodies；11- driven gears；12- driven shafts；13- driving shafts；14- driving gears；15- blades；16-
Oil suction chamber；17- goes out oil pocket；2- ring flanges；21- grooves；22- axis holes；23- fasteners.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the invention can
To be mutually combined.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ",
The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of description the invention and simplifies description, rather than indicate
Or imply that the device or element of meaning must have specific orientation, with specific azimuth configuration and operation, therefore be not understood that
For the limitation to the invention.In addition, term " first ", " second " etc. are only used for describing purpose, and it is not intended that indicating
Or imply relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, " first ", " second " etc. are defined
Feature can express or implicitly include one or more this feature.In the description of the invention, unless separately
It is described, " multiple " are meant that two or more.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in the description of the invention
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected to by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, on being understood by concrete condition
State concrete meaning of the term in the invention.
Describe the invention in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
A kind of vertical pivot arranges fuel pump structure, as shown in Figures 1 to 7, including lubricating oil pump body 1 and ring flange 2, the machine
The bottom of oil pump body 1 is fixedly connected with the ring flange 2, the inside of lubricating oil pump body 1 provided with driven gear 11, driven shaft 12,
Driving shaft 13 and driving gear 14, the driven shaft 12, driving shaft 13 are by the lubricating oil pump body 1 and the ring flange 2
Axis hole 22 is supported, and the outside of the driving shaft 13 installs the driving gear 14, the driven shaft 12 it is outside install it is described from
Moving gear 11, the driving shaft 13 is connected to the transmission system of engine, and the two ends of lubricating oil pump body 1 are respectively equipped with oil inlet
And oil-out, internal both sides are provided with corresponding oil suction chamber and go out oil pocket.
The driving gear 14 is identical with the structure of the driven gear 11, is blade construction, the blade knot
Structure includes some uniform blades 15, and the quantity of the blade 15 is identical with the number of teeth quantity of the driving gear 14, the leaf
The height H1 of piece 15 is 0.012 times -0.0028 times of the height H of driving gear 14, and the direction of the blade 15 is the master
The direction of rotation of moving gear 14, driving gear 14 arranges blade construction 4, balance driving gear 14 and driven tooth with driven gear 11
11 self gravitations are taken turns, lubricating oil pump reliability is improved.
The blade 15 is single circular arc profile, and the coordinate dimension of this programme blade is that X1 is 27mm, and Y1 is 11mm, Inner arc
Radius R1 is 22mm, and outer arc radius R2 is 24mm.
Some mounting holes, the peace are provided with symmetrical structure centered on the ring flange 2, the both sides of the edge of ring flange 2
Dress hole is fixedly connected by fastener 3 with the lubricating oil pump body 1, and the top of ring flange 2 is provided with two Hes of axis hole 22
Groove 21, the groove 21 is constituted by two identical circular troughs are intersecting, the depth H 2 of the groove 21 and the height of the blade
Degree H1 is identical, and the diameter D2 of the circular trough is identical with the outer diameter D 1 of the driving gear 14, driven gear 11 and driving gear
Rotated in groove 21 of the blade construction 4 on ring flange 2 on 14, the axial force balance gear self gravitation of generation, so as to protect
Demonstrate,prove the axial gap between driving gear 14, driven gear 11 and ring flange 2, it is ensured that the reliably working of vertical pivot lubricating oil pump.
The outside diameter of gear D1 of the driving gear 14 and the driven gear 11 is 61mm.
The driving shaft 13 is installed with the interference of driving gear 14.
The driven shaft 12 is installed with the interference of driven gear 11, and interference is installed with simple in construction, centering is good, hold
Loading capability is big, the performance that withstands shocks is good, weaken the advantages of lacking to axle.
A kind of vertical pivot arranges that the operation principle of fuel pump structure is：
Lubricating oil pump is by the oil inlet oil-feed on lubricating oil pump body 1, into the oil suction chamber 16 on lubricating oil pump body 1, active
Axle 13 is driven by engine driving system, and driving gear 14 is rotated with driving shaft 13, while driven gear 11 is rotated, by oil suction chamber
Oil in 16 is transported to out oil pocket 17, due to the change of oil pocket volume, engine oil pressure increase, driven gear fuel-displaced by oil-out
11 in groove 22 of the blade construction on ring flange 2 on driving gear 14 with rotating, the axial force balance gear itself of generation
Gravity, so as to ensure the axial gap between driving gear 14, driven gear 11 and ring flange 2, it is ensured that vertical pivot lubricating oil pump can
By work.
The preferred embodiment of the invention is the foregoing is only, creation is not intended to limit the invention, it is all at this
Within the spirit and principle of innovation and creation, any modification, equivalent substitution and improvements made etc. should be included in the invention
Protection domain within.
Claims (7)
1. a kind of vertical pivot arranges fuel pump structure, it is characterised in that：Including lubricating oil pump body (1) and ring flange (2),
Lubricating oil pump body (1) bottom is fixedly connected inside the ring flange (2), the lubricating oil pump body (1) provided with driven
Gear (11), driven shaft (12), driving shaft (13) and driving gear (14), the driven shaft (12), driving shaft (13) are by institute
The axis hole (22) for stating lubricating oil pump body (1) and the ring flange (2) is supported, and the outside of the driving shaft (13) installs the active
Gear (14), the outside of the driven shaft (12) installs the driven gear (11), and the driving shaft (13) is connected to engine
Transmission system, lubricating oil pump body (1) two ends are respectively equipped with oil inlet and oil-out, and internal both sides are provided with corresponding oil-feed
Chamber (16) and go out oil pocket (17).
2. a kind of vertical pivot arrangement fuel pump structure according to claim 1, it is characterised in that：The driving gear (14) and
The structure of the driven gear (11) is identical, is blade construction, and the blade construction includes some uniform blades
(15), the quantity of the blade (15) is identical with the number of teeth quantity of the driving gear (14), and the height of the blade is described
0.012 times -0.0028 times of driving gear (14) height, the direction of the blade is the rotation side of the driving gear (14)
To.
3. a kind of vertical pivot arrangement fuel pump structure according to claim 2, it is characterised in that：The blade (15) is Dan Yuan
Arc blade profile.
4. a kind of vertical pivot arrangement fuel pump structure according to claim 2, it is characterised in that：During the ring flange (2) is
Some mounting holes are provided with heart symmetrical structure, ring flange (2) both sides of the edge, the mounting hole passes through fastener (3) and institute
State lubricating oil pump body (1) to be fixedly connected, two axis holes (22) and groove (21) are provided with the top of the ring flange (2), it is described
Groove (21) is constituted by two identical circular troughs are intersecting, and the depth of the groove (21) is identical with the height of the blade, institute
The diameter for stating circular trough is identical with the external diameter of the driving gear (14).
5. a kind of vertical pivot arrangement fuel pump structure according to claim 1, it is characterised in that：The driving gear (14) and
The outside diameter of gear scope of the driven gear (11) is 60mm-62mm.
6. a kind of vertical pivot arrangement fuel pump structure according to claim 1, it is characterised in that：The driving shaft (13) and institute
State driving gear (14) interference installation.
7. a kind of vertical pivot arrangement fuel pump structure according to claim 1, it is characterised in that：The driven shaft (12) and institute
State driven gear (11) interference installation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710409601.1A CN107191772B (en) | 2017-06-02 | 2017-06-02 | A kind of vertical pivot arrangement fuel pump structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710409601.1A CN107191772B (en) | 2017-06-02 | 2017-06-02 | A kind of vertical pivot arrangement fuel pump structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107191772A true CN107191772A (en) | 2017-09-22 |
| CN107191772B CN107191772B (en) | 2019-11-05 |
Family
ID=59877853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710409601.1A Active CN107191772B (en) | 2017-06-02 | 2017-06-02 | A kind of vertical pivot arrangement fuel pump structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107191772B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1528965A1 (en) * | 1965-08-10 | 1969-10-30 | Bosch Gmbh Robert | Displacement machine |
| JP2002242851A (en) * | 2001-02-16 | 2002-08-28 | Bridgestone Corp | Gear pump for rubber extrusion |
| DE102009031634A1 (en) * | 2009-07-03 | 2011-01-05 | Müller, Thomas | Pump e.g. displacement pump, for use as power or work machine for delivering gaseous, liquid fluid or particle stream, has housing with inlet and outlet for fluid, and sealing surfaces formed with roller bodies of roller bearings |
| CN204083752U (en) * | 2014-09-01 | 2015-01-07 | 浙江维新汽车配件有限公司 | A kind of oil pump |
| CN104583598A (en) * | 2013-06-27 | 2015-04-29 | 住友精密工业股份有限公司 | Hydraulic device |
| CN105298835A (en) * | 2015-11-17 | 2016-02-03 | 天津百利机械装备集团有限公司中央研究院 | Dynamic and static pressure bearing circular tooth gear oil pump |
| CN105697969A (en) * | 2014-11-25 | 2016-06-22 | 湖北飞剑泵业有限公司 | Self-lubrication anti-overload internal combustion engine oil pump |
-
2017
- 2017-06-02 CN CN201710409601.1A patent/CN107191772B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1528965A1 (en) * | 1965-08-10 | 1969-10-30 | Bosch Gmbh Robert | Displacement machine |
| JP2002242851A (en) * | 2001-02-16 | 2002-08-28 | Bridgestone Corp | Gear pump for rubber extrusion |
| DE102009031634A1 (en) * | 2009-07-03 | 2011-01-05 | Müller, Thomas | Pump e.g. displacement pump, for use as power or work machine for delivering gaseous, liquid fluid or particle stream, has housing with inlet and outlet for fluid, and sealing surfaces formed with roller bodies of roller bearings |
| CN104583598A (en) * | 2013-06-27 | 2015-04-29 | 住友精密工业股份有限公司 | Hydraulic device |
| CN204083752U (en) * | 2014-09-01 | 2015-01-07 | 浙江维新汽车配件有限公司 | A kind of oil pump |
| CN105697969A (en) * | 2014-11-25 | 2016-06-22 | 湖北飞剑泵业有限公司 | Self-lubrication anti-overload internal combustion engine oil pump |
| CN105298835A (en) * | 2015-11-17 | 2016-02-03 | 天津百利机械装备集团有限公司中央研究院 | Dynamic and static pressure bearing circular tooth gear oil pump |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107191772B (en) | 2019-11-05 |
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