CN103574253A - Side ablation groove oil pump - Google Patents
Side ablation groove oil pump Download PDFInfo
- Publication number
- CN103574253A CN103574253A CN201310486835.8A CN201310486835A CN103574253A CN 103574253 A CN103574253 A CN 103574253A CN 201310486835 A CN201310486835 A CN 201310486835A CN 103574253 A CN103574253 A CN 103574253A
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- Prior art keywords
- pump
- cover
- gear
- pump housing
- oil pump
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Abstract
The invention discloses a side ablation groove oil pump which consists of a high pressure limiting valve (1), a pump body (2), a plug (3), a driven rotor (4), a pump cover (5), a braking gear (6), a gear cover (7), a gear cover fixing screw (8), a pump cover fixing screw (9), a driving rotor (10), an oil pump fixing screw (11) and a low pressure limiting valve (12). According to the oil pump, ablation grooves are added on the bottom surface of the pump body and the pump cover, so that a local high pressure caused by the trapping phenomenon generated in the meshing process of the gear can be released by the ablation grooves and the problem of erosion of the local high pressure on the bottom surfaces of the pump body and the pump cover of the oil pump is solved; meanwhile, the problem of pressure fluctuation caused by the local high pressure in the meshing process of the gear is also solved, turbulence in an oil duct is reduced and the working stability, reliability and safety and the service life of the oil pump are improved.
Description
technical field:
The present invention relates to a kind of side ablation scouring machine oil pump.
background technique:
Existing gear-type oil pump, oil pump gear is in engagement process, and partial high pressure can be caused in oil sealing region, impacts the pump housing, pump cover cavity bottom surface, causes cavitation erosion, and the damage pump housing, pump cover cause oil pump failure.
summary of the invention:
Goal of the invention of the present invention is to provide a kind of side ablation scouring machine oil pump.
The present invention adopts following technological scheme to realize its goal of the invention: a kind of side ablation scouring machine oil pump, and it is comprised of high-pressure limiting valve 1, the pump housing 2, plug 3, driven rotor 4, pump cover 5, spragging gear 6, gear cover 7, gear cover standing screw 8, pump cover standing screw 9, power rotor 10, oil pump standing screw 11, low voltage limit pressure valve 12; High-pressure limiting valve 1, plug 3, oil pump standing screw 11, low voltage limit pressure valve 12 are arranged on the pump housing 2; Driven rotor 4, power rotor 10 engagements are arranged in the pump housing 2; Pump cover 5 is installed by pump cover standing screw 9 and the pump housing 2; Spragging gear 6 is arranged on pump cover 5; Gear cover 7 is arranged on pump cover 5 by gear cover standing screw 8.
The present invention, in order to realize the object of ablation pump inner high voltage, is provided with right ablation groove 2-9, left ablation groove 2-11 on the pump housing 2, and right ablation groove 2-9, left ablation groove 2-11 are all located in the pump housing 2.
Owing to having adopted above technology the present invention to realize preferably its goal of the invention, this oil pump has increased ablation groove on the pump housing, pump cover bottom surface, the partial high pressure that the entrap phenomenon that Meshing Process of Spur Gear can be produced produces discharges by ablation groove, has solved the erosion problem of partial high pressure to the bottom surface of pump body, pump cover; Meanwhile, the pressure surge that the partial high pressure in the Meshing Process of Spur Gear also solving is brought, has alleviated the turbulent flow in oil duct, has improved stability, reliability, Security and the working life of operation of oil pump.
accompanying drawing explanation:
Accompanying drawing 1 is overall structure schematic diagram of the present invention.
Accompanying drawing 2 is structural representations of mark 2 of the present invention.
Accompanying drawing 3 is cross-sectional view of mark 2 of the present invention.
Description of reference numerals is shown in specification last page form.
embodiment:
Below in conjunction with accompanying drawing, summary of the invention is described further:
embodiment 1:
From accompanying drawing, an ablation scouring machine oil pump, it is comprised of high-pressure limiting valve 1, the pump housing 2, plug 3, driven rotor 4, pump cover 5, spragging gear 6, gear cover 7, gear cover standing screw 8, pump cover standing screw 9, power rotor 10, oil pump standing screw 11, low voltage limit pressure valve 12; High-pressure limiting valve 1, plug 3, oil pump standing screw 11, low voltage limit pressure valve 12 are arranged on the pump housing 2; Driven rotor 4, power rotor 10 engagements are arranged in the pump housing 2; Pump cover 5 is installed by pump cover standing screw 9 and the pump housing 2; Spragging gear 6 is arranged on pump cover 5; Gear cover 7 is arranged on pump cover 5 by gear cover standing screw 8.
The present invention, in order to realize the object of ablation pump inner high voltage, is provided with right ablation groove 2-9, left ablation groove 2-11 on the pump housing 2, and right ablation groove 2-9, left ablation groove 2-11 are all located in the pump housing 2.
High-pressure limiting valve 1 of the present invention refers to: pressure-limit valve; Be arranged on the pump housing 2; It is the pressure-limit valve of restriction zone of high pressure pressure; Its design attitude is as shown in mark 1 in accompanying drawing 1.
The pump housing 2 of the present invention refers to: the pump housing; Which is provided with pump housing mounting hole 2-1, pump housing positioning hole 2-2, ablation groove pressure-limit valve mounting groove 2-3, plug hole 2-4, pressure-limit valve mounting hole 2-5, filler opening 2-6, driven rotor mounting hole 2-7, oil outlet 2-8, right ablation groove 2-9, brake rotors mounting hole 2-10, left ablation groove 2-11; By pump cover standing screw 9 and pump cover 5, install; It is the pump housing of oil pump; As shown in Figure 2, as shown in Figure 3, its design attitude is as shown in mark 2 in accompanying drawing 1 for its cross-section structure for its structure.
Pump housing mounting hole 2-1 of the present invention refers to: the hole of design on the pump housing 2; It is the mounting hole of the pump housing 2; Its design attitude is as shown in mark 2-1 in accompanying drawing 2,3.
Pump housing positioning hole 2-2 of the present invention refers to: the hole of design on the pump housing 2; It is the hole of location; Its design attitude is as shown in mark 2-2 in accompanying drawing 2,3.
Ablation groove pressure-limit valve mounting groove 2-3 of the present invention refers to: the groove of design on the pump housing 2; It is the mounting groove of low voltage limit pressure valve 12; Its design attitude is as shown in mark 2-3 in accompanying drawing 2.
Plug of the present invention hole 2-4 refers to: the hole of design on the pump housing 2; It is the mounting hole of plug 3; Its design attitude is as shown in mark 2-4 in accompanying drawing 2.
Pressure-limit valve mounting hole 2-5 of the present invention refers to: the hole of design on the pump housing 2; It is the mounting hole of high-pressure limiting valve 1; Its design attitude is as shown in mark 2-5 in accompanying drawing 2.
Filler opening 2-6 of the present invention refers to: the mouth of design in the pump housing 2; It is the mouth of oil-feed; Its design attitude is as shown in mark 2-6 in accompanying drawing 3.
Driven rotor mounting hole 2-7 of the present invention refers to: the hole of design in the pump housing 2; It is the mounting hole of driven rotor 4; Its design attitude is as shown in mark 2-7 in accompanying drawing 3.
Oil outlet 2-8 of the present invention refers to: the mouth of design in the pump housing 2; It is fuel-displaced mouth; Its design attitude is as shown in mark 2-8 in accompanying drawing 3.
Right ablation groove 2-9 of the present invention refers to: the groove of design in the pump housing 2; Its effect is that the partial high pressure that the entrap phenomenon of Meshing Process of Spur Gear generation is produced discharges by ablation groove; Its design attitude is as shown in mark 2-9 in accompanying drawing 3.
Brake rotors mounting hole 2-10 of the present invention refers to: the hole of design in the pump housing 2; It is the mounting hole of power rotor 10; Its design attitude is as shown in mark 2-10 in accompanying drawing 3.
Left ablation groove 2-11 of the present invention refers to: the groove of design in the pump housing 2; Its effect is that the partial high pressure that the entrap phenomenon of Meshing Process of Spur Gear generation is produced discharges by ablation groove; Its design attitude is as shown in mark 2-11 in accompanying drawing 3.
Driven rotor 4 of the present invention refers to: driven rotor; Be arranged in driven rotor mounting hole 2-7; Its effect is to coordinate power rotor 10 pump oil; Its design attitude is as shown in mark 4 in accompanying drawing 1.
Pump cover 5 of the present invention refers to: pump cover; By pump cover standing screw 9 and the pump housing 2, install; It is the pump cover of oil pump; Its design attitude is as shown in mark 5 in accompanying drawing 1.
Gear cover standing screw 8 of the present invention refers to: screw rod; Its effect is that gear cover 7 is arranged on pump cover 5; Its design attitude is as shown in mark 8 in accompanying drawing 1.
Pump cover standing screw 9 of the present invention refers to: screw rod; It is the screw rod that pump cover 5 and the pump housing 2 are installed; Its design attitude is as shown in mark 9 in accompanying drawing 1.
Oil pump standing screw 11 of the present invention refers to: screw rod; It is the standing screw of oil pump; Its design attitude is as shown in mark 11 in accompanying drawing 1.
Low voltage limit pressure valve 12 of the present invention refers to: pressure-limit valve; It is the pressure-limit valve of restriction low pressure area pressure; Its design attitude is as shown in mark 12 in accompanying drawing 1.
Reference numerals | Mark title | Reference | Mark title | |
1 | High- |
2-11 | Left ablation groove 2-11 | |
2 | The |
3 | |
|
2-1 | Pump housing mounting hole 2-1 | 4 | Driven rotor 4 | |
2-2 | Pump housing positioning hole 2-2 | 5 | Pump cover 5 | |
2-3 | Ablation groove pressure-limit valve mounting groove 2-3 | 6 | |
|
2-4 | Plug hole 2-4 | 7 | |
|
2-5 | Pressure-limit valve mounting hole 2-5 | 8 | Gear |
|
2-6 | Filler opening 2-6 | 9 | Pump |
|
2-7 | Driven rotor mounting hole 2-7 | 10 | |
|
2-8 | Oil outlet 2-8 | 11 | Oil |
|
2-9 | Right ablation groove 2-9 | 12 | Low voltage |
|
2-10 | Brake rotors mounting hole 2-10 | ? | ? |
Claims (2)
1. a side ablation scouring machine oil pump, is characterized in that it is comprised of high-pressure limiting valve (1), the pump housing (2), plug (3), driven rotor (4), pump cover (5), spragging gear (6), gear cover (7), gear cover standing screw (8), pump cover standing screw (9), power rotor (10), oil pump standing screw (11), low voltage limit pressure valve (12); High-pressure limiting valve (1), plug (3), oil pump standing screw (11), low voltage limit pressure valve (12) are arranged on the pump housing (2); Driven rotor (4), power rotor (10) engagement are arranged in the pump housing (2); Pump cover (5) is installed by pump cover standing screw (9) and the pump housing (2); Spragging gear (6) is arranged on pump cover (5); Gear cover (7) is arranged on pump cover (5) by gear cover standing screw (8).
2. a kind of side ablation scouring machine oil pump according to claim 1, is characterized in that being provided with right ablation groove (2-9), left ablation groove (2-11) on the pump housing (2), and right ablation groove (2-9), left ablation groove (2-11) are all located in the pump housing (2).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310486835.8A CN103574253A (en) | 2013-10-17 | 2013-10-17 | Side ablation groove oil pump |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310486835.8A CN103574253A (en) | 2013-10-17 | 2013-10-17 | Side ablation groove oil pump |
Publications (1)
Publication Number | Publication Date |
---|---|
CN103574253A true CN103574253A (en) | 2014-02-12 |
Family
ID=50046659
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201310486835.8A Pending CN103574253A (en) | 2013-10-17 | 2013-10-17 | Side ablation groove oil pump |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN103574253A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113606482A (en) * | 2021-08-06 | 2021-11-05 | 湖南机油泵股份有限公司 | Gear type oil pump capable of optimizing cavitation |
-
2013
- 2013-10-17 CN CN201310486835.8A patent/CN103574253A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113606482A (en) * | 2021-08-06 | 2021-11-05 | 湖南机油泵股份有限公司 | Gear type oil pump capable of optimizing cavitation |
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C06 | Publication | ||
PB01 | Publication | ||
WD01 | Invention patent application deemed withdrawn after publication | ||
WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140212 |