CN204984873U - Disc stack formula high -pressure oil pump - Google Patents
Disc stack formula high -pressure oil pump Download PDFInfo
- Publication number
- CN204984873U CN204984873U CN201520587252.9U CN201520587252U CN204984873U CN 204984873 U CN204984873 U CN 204984873U CN 201520587252 U CN201520587252 U CN 201520587252U CN 204984873 U CN204984873 U CN 204984873U
- Authority
- CN
- China
- Prior art keywords
- oil
- disk
- rotor
- cavity
- block
- 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.)
- Withdrawn - After Issue
Links
Landscapes
- Rotary Pumps (AREA)
Abstract
The utility model relates to a disc stack formula high -pressure oil pump, including transmission shaft, rotor and the inside disc that is provided with the holding chamber, the disc passes through the bearing and sets up on the transmission shaft, and the rotor rotationally sets up in the holding intracavity of disc, forms annular oil pocket between rotor and the disc, is provided with the oil inlet and the oil -out that communicate with this annular oil pocket on the disc, is provided with the oil pocket end cap on the rotor, and the disc is provided with the check valve, still be provided with on the disc and keep off oily mechanism, should keep off oily mechanism and include reset spring, dog and kicking block, be provided with the chute on the kicking block, be provided with on the rotor and dial the round pin with this chute complex, when rotor rotation to group round pin and chute complex position, the elastic force that reset spring is overcome to the cant tie drive kicking block of group round pin and chute is with the ejecting annular oil pocket of dog to make the oil pocket end cap smoothly through dog department. The utility model discloses energy -efficient, the hydraulic oil temperature rise is lower, and increase of service life reduces consumeing of hydraulic oil.
Description
Technical field
The utility model relates to high pressure oil pump technical field, particularly a kind of disk superimposed high-voltage oil pump.
Background technique
The power original paper of hydraulic system during hydraulic-pressure pump, its effect is the pressure energy mechanical energy of prime mover being converted to liquid, power is provided to whole hydraulic system, transferring energy is carried out by the change of fluid pressure energy, drive hydraulic actuator work through various control valve and pipeline, be widely used in the fields such as working machine, construction engineering, water conservancy projects, electric power facility, boats and ships, Aero-Space and military project.
Existing high pressure oil pump energy consumption is higher, and in long time running process, hydraulic oil temperature rise is higher, and hydraulic oil is apt to deteriorate, and thus the working life of hydraulic oil is short, expends hydraulic oil.
Model utility content
The purpose of this utility model is for the deficiencies in the prior art, provides a kind of disk superimposed high-voltage oil pump, energy-efficient, solves the problem that in long time running process, hydraulic oil temperature rise is higher, extends the working life of hydraulic oil, reduces expending of hydraulic oil.
For solving the problem, the utility model provides following technological scheme:
A kind of disk superimposed high-voltage oil pump, comprise the disk that transmission shaft, rotor and inside are provided with holding cavity, disk is arranged on transmission shaft by bearing, rotor is fixedly connected with transmission shaft, rotor is arranged in the holding cavity of disk rotationally, annular oil cavity is formed between rotor and disk, disk is provided with the filler opening and oil outlet that are communicated with this annular oil cavity, rotor is provided with the oil pocket plug matched with the cross section of this annular oil cavity, the oil outlet place of disk is provided with one-way valve; Disk is also provided with gear oil machine structure, the block that this gear oil machine structure comprises Returnning spring, match with the cross section of annular oil cavity and the movable jacking block arranged, block offsets with jacking block under the resilient force of Returnning spring, jacking block is provided with skewed slot, rotor is provided with the finger coordinated with this skewed slot; When rotor turns to the position that finger coordinates with skewed slot, finger coordinates the elastic force driving jacking block to overcome Returnning spring that block is ejected annular oil cavity with the inclined-plane of skewed slot, to make oil pocket plug smooth and easy by block place.
Further scheme, is provided with two-layer and above rotor in the holding cavity of disk, is provided with intermediate between adjacent two layers rotor.Rotor is stacked to be arranged in the holding cavity of disk, adopts the mode of superposition to increase pump oil mass, can minimize oil pump overall volume.Intermediate is provided with drain path, and the micro-fluid of the leakage between rotor and disk is discharged by this drain path.The jacking block of gear oil machine structure is movably set on intermediate, and adjacent two layers rotor can share a gear oil machine structure, designs simplification.
Jacking block is provided with the push rod offseted with block, jacking block by push rod by block jack-up.
Disk comprises protecgulum, bonnet and shell, and protecgulum and bonnet are oppositely arranged, and rotor is arranged between protecgulum and bonnet, and protecgulum and bonnet are arranged on transmission shaft respectively by bearing, and shell is arranged at the periphery between protecgulum and bonnet.Disk adopts the splicing of protecgulum, bonnet and shell, is easy to manufacturing and assembling.Transmission shaft end offsets with bonnet through after protecgulum, is provided with sealing cover, adopts single-ended shaft sealing, leak to prevent fluid along transmission shaft between transmission shaft and protecgulum.Protecgulum, bonnet are fixedly connected with screw by locating stud with shell.
One-way valve comprises spring seat, biasing spring and steel ball, spring seat is provided with oil inlet hole and oil outlet, steel ball and biasing spring are installed in spring seat, steel ball offsets with oil inlet hole under the resilient force of biasing spring, spring seat integral sealing is installed on disk, the oil inlet hole of spring seat is communicated with annular oil cavity, and the oil outlet of spring seat is communicated with the oil outlet of disk.Individual event valve pressure adjustable, when the pressure of annular oil cavity is greater than the nominal pressure of one-way valve, one-way valve is opened, otherwise this one-way valve is in closed condition.
Compared with prior art the beneficial effects of the utility model are:
The utility model drives rotor to rotate in the holding cavity of disk by transmission shaft, between disk and rotor, annular oil cavity is formed in holding cavity, disk is provided with the block stretching into annular oil cavity, rotor is provided with the oil pocket plug stretching into annular oil cavity, block can exit annular oil cavity under the cooperation of the finger of rotor with the skewed slot of jacking block, to make the oil pocket plug of rotor by the position residing for the block of annular oil cavity; Block-filler opening-oil pocket plug section the cavity of annular oil cavity is low pressure oil pocket, the oil liquid pressure of this low pressure oil pocket is consistent with the oil liquid pressure at filler opening place, oil pocket plug-oil outlet-block section the cavity of annular oil cavity is high-voltage oil cavity, and the oil liquid pressure of this high-voltage oil cavity is consistent with the oil liquid pressure of oil outlet.
Its working procedure is for comprising pressurization and switching two stages, pressure period, oil pocket plug be positioned at the front end of filler opening and oil outlet rear end (front and back relative to rotor sense of rotation and determine), now block stretches in annular oil cavity, the low pressure fluid of filler opening enters into low pressure oil pocket, and the fluid in high-voltage oil cavity is owing to being subject to the pushing of oil pocket plug, when the oil liquid pressure in high-voltage oil cavity is greater than the nominal pressure of one-way valve, one-way valve is opened, high-voltage oil liquid in high-voltage oil cavity is discharged from one-way valve and oil outlet, this pressure period utilizes oil pocket plug area of thrust surface little and the long lever principle of stroke realizes the pressurization of high-voltage oil cavity fluid, switch step, oil pocket plug is positioned at the front end of oil outlet and the rear end of filler opening, now the finger of rotor coordinates with the skewed slot of jacking block, make jacking block that block is ejected annular oil cavity, block to rotate and after passing through the position residing for block, the finger of rotor produces the skewed slot of jacking block just with rotor, block and jacking block reset under the resilient force of Returnning spring along with rotor, annular oil cavity cuts off by block again, again enters the pressure period subsequently.
Rotor continuously rotates, pressure period and switch step circulate execution all the time, its energy-saving effect is obvious, than common plunger pump or vane pump energy-conservation more than 70%, and this disk superimposed high-voltage oil pump can low-speed running for a long time, and the temperature rise of fluid reduces, fluid is operated all the time under low oil temperature environment, ensure that fluid uses for a long time and undergoes no deterioration, fluid can to reach more than 5 times of common oil pump working life, reduces expending of hydraulic oil.
Accompanying drawing explanation
Fig. 1 is accompanying drawing structural representation of the present utility model.
Fig. 2 is A-A sectional structure schematic diagram in Fig. 1.
Fig. 3 is B-B sectional structure schematic diagram in Fig. 1.
Fig. 4 is C-C sectional structure schematic diagram in Fig. 1.
Fig. 5 is D-D sectional structure schematic diagram in Fig. 2.
Description of reference numerals: 1. transmission shaft, 2. rotor, 3. bearing, 4. protecgulum, 5. bonnet, 6. shell, 7. sealing cover, 8. locating stud, 9. screw, 10. annular oil cavity, 11. filler openings, 12. oil outlets, 13. oil pocket plugs, 14. one-way valves, 15. spring seats, 16. biasing springs, 17. steel balls, 18. oil inlet holes, 19. oil outlets, 20. Returnning springs, 21. blocks, 22. jacking blocks, 23. skewed slots, 24. fingers, 25. push rods, 26. low pressure oil pockets, 27. high-voltage oil cavities, 28. intermediates, 29. drain path.
Embodiment
Below in conjunction with Figure of description and embodiment, embodiment of the present utility model is described in further detail:
Referring to figs. 1 through a kind of disk superimposed high-voltage oil pump shown in Fig. 5, comprise the disk that transmission shaft 1, rotor 2 and inside are provided with holding cavity, disk is arranged on transmission shaft 1 by bearing 3, and rotor 2 is fixedly connected with transmission shaft 1, and rotor 2 is arranged in the holding cavity of disk rotationally.
See Fig. 2, disk comprises protecgulum 4, bonnet 5 and shell 6, and protecgulum 4 and bonnet 5 are oppositely arranged, and rotor 2 is arranged between protecgulum 4 and bonnet 5, and protecgulum 4 and bonnet 5 are arranged on transmission shaft 1 respectively by bearing 3, and shell 6 is arranged at the periphery between protecgulum 4 and bonnet 5.
Disk adopts protecgulum 4, bonnet 5 and shell 6 to splice, and is easy to manufacturing and assembling.Transmission shaft 1 end through after protecgulum 4 and bonnet 5 offset, be provided with sealing cover 7 between transmission shaft 1 and protecgulum 4, adopt single-ended shaft sealing, leak along transmission shaft 1 to prevent fluid.Protecgulum 4, bonnet 5 are fixedly connected with screw 9 by locating stud 8 with shell 6.
See Fig. 5, annular oil cavity 10 is formed between rotor 2 and disk, disk is provided with the filler opening 11 and oil outlet 12 that are communicated with this annular oil cavity 10, rotor 2 is provided with the oil pocket plug 13 matched with the cross section of this annular oil cavity 10, oil outlet 12 place of disk is provided with one-way valve 14.
See Fig. 4, one-way valve 14 comprises spring seat 15, biasing spring 16 and steel ball 17, spring seat 15 is provided with oil inlet hole 18 and oil outlet 19, steel ball 17 and biasing spring 16 are installed in spring seat 15, steel ball 17 offsets with oil inlet hole 18 under the resilient force of biasing spring 16, spring seat 15 integral sealing is installed on disk, the oil inlet hole 18 of spring seat 15 is communicated with annular oil cavity 10, the oil outlet 19 of spring seat 15 is communicated with the oil outlet 12 of disk, and the ring structure between each component of one-way valve 14 and disk and one-way valve 14 slightly.Individual event valve pressure adjustable, when the pressure of annular oil cavity 10 is greater than the nominal pressure of one-way valve 14, one-way valve 14 is opened, otherwise this one-way valve 14 is in closed condition.
See Fig. 3 and Fig. 5, disk is also provided with gear oil machine structure, the block 21 that this gear oil machine structure comprises Returnning spring 20, match with the cross section of annular oil cavity 10 and the movable jacking block 22 arranged, Returnning spring 20 is installed in nut, nut is fixedly connected with the shell 6 of disk, block 21 offsets with jacking block 22 under the resilient force of Returnning spring 20, jacking block 22 is provided with skewed slot 23, rotor 2 is provided with the finger 24 coordinated with this skewed slot 23.Preferably, jacking block 22 is provided with the push rod 25 offseted with block 21, jacking block 22 passes through push rod 25 by block 21 jack-up.
When rotor 2 turns to the position that finger 24 coordinates with skewed slot 23, finger 24 coordinates the elastic force driving jacking block 22 to overcome Returnning spring 20 that block 21 is ejected annular oil cavity 10 with the inclined-plane of skewed slot 23, to make oil pocket plug 13 smooth and easy by block 21 place.
Block 21-filler opening 11-oil pocket plug 13 sections of cavitys of annular oil cavity 10 are low pressure oil pocket 26, the oil liquid pressure of this low pressure oil pocket 26 is consistent with the oil liquid pressure at filler opening 11 place, oil pocket plug 13-oil outlet 12-block 21 sections of cavitys of annular oil cavity 10 are high-voltage oil cavity 27, and the oil liquid pressure of this high-voltage oil cavity 27 is consistent with the oil liquid pressure of oil outlet 12.
Its working procedure is for comprising pressurization and switching two stages.
Pressure period, oil pocket plug 13 be positioned at the front end of filler opening 11 and oil outlet 12 rear end (front and back relative to rotor 2 sense of rotation and determine), now block 21 stretches in annular oil cavity 10, the low pressure fluid of filler opening 11 enters into low pressure oil pocket 26, and the fluid in high-voltage oil cavity 27 is owing to being subject to the pushing of oil pocket plug 13, when the oil liquid pressure in high-voltage oil cavity 27 is greater than the nominal pressure of one-way valve 14, one-way valve 14 is opened, high-voltage oil liquid in high-voltage oil cavity 27 is discharged from one-way valve 14 and oil outlet 12, this pressure period utilizes oil pocket plug 13 area of thrust surface little and the long lever principle of stroke is pressurizeed to high-voltage oil cavity 27 fluid.
Switch step, oil pocket plug 13 is positioned at the front end of oil outlet 12 and the rear end of filler opening 11, now the finger 24 of rotor 2 coordinates with the skewed slot 23 of jacking block 22, make jacking block 22 that block 21 is ejected annular oil cavity 10, block 21 to rotate and by behind the position residing for block 21 along with rotor 2, the finger 24 of rotor 2 produces the skewed slot 23 of jacking block 22 just with rotor 2, block 21 and jacking block 22 reset under the resilient force of Returnning spring 20, annular oil cavity 10 cuts off by block 21 again, again enters the pressure period subsequently.
Rotor 2 continuously rotates, pressure period and switch step circulate execution all the time, its energy-saving effect is obvious, than common plunger pump or vane pump energy-conservation more than 70%, and this disk superimposed high-voltage oil pump can low-speed running for a long time, and the temperature rise of fluid reduces, fluid is operated all the time under low oil temperature environment, ensure that fluid uses for a long time and undergoes no deterioration, fluid can to reach more than 5 times of common oil pump working life, reduces expending of hydraulic oil.
Further scheme, is provided with two-layer and above rotor 2, is provided with intermediate 28 between adjacent two layers rotor 2 in the holding cavity of disk.The present embodiment is two-layer rotor 2 overlaying structure, and rotor 2 is stacked to be arranged in the holding cavity of disk, adopts the mode of superposition to increase pump oil mass, can minimize oil pump overall volume.Intermediate 28 is provided with drain path 29, the micro-fluid of the leakage between rotor 2 and disk is discharged by this drain path 29.The jacking block 22 of gear oil machine structure is movably set on intermediate 28, and adjacent two layers rotor 2 can share a gear oil machine structure, designs simplification.
The above, it is only preferred embodiment of the present utility model, not any restriction is made to technical scope of the present utility model, therefore every above embodiment is done according to technical spirit of the present utility model any trickle amendment, equivalent variations and modification, all still belong in the scope of the technical solution of the utility model.
Claims (9)
1. a disk superimposed high-voltage oil pump, comprise transmission shaft (1), rotor (2) and the inner disk being provided with holding cavity, disk is arranged on transmission shaft (1) by bearing (3), rotor (2) is fixedly connected with transmission shaft (1), rotor (2) is arranged in the holding cavity of disk rotationally, it is characterized in that:
Annular oil cavity (10) is formed between rotor (2) and disk, disk is provided with the filler opening (11) and oil outlet (12) that are communicated with this annular oil cavity (10), rotor (2) is provided with the oil pocket plug (13) matched with the cross section of this annular oil cavity (10), oil outlet (12) place of disk is provided with one-way valve (14);
Disk is also provided with gear oil machine structure, the block (21) that this gear oil machine structure comprises Returnning spring (20), match with the cross section of annular oil cavity (10) and the jacking block (22) that activity is arranged, block (21) offsets with jacking block (22) under the resilient force of Returnning spring (20), jacking block (22) is provided with skewed slot (23), rotor (2) is provided with the finger (24) coordinated with this skewed slot (23);
When rotor (2) turns to the position that finger (24) coordinates with skewed slot (23), finger (24) coordinates the elastic force driving jacking block (22) to overcome Returnning spring (20) that block (21) is ejected annular oil cavity (10) with the inclined-plane of skewed slot (23), to make oil pocket plug (13) smooth and easy by block (21) place.
2. disk superimposed high-voltage oil pump according to claim 1, it is characterized in that: be provided with two-layer and two-layer above rotor (2) in the holding cavity of disk, between adjacent two layers rotor (2), be provided with intermediate (28).
3. disk superimposed high-voltage oil pump according to claim 2, is characterized in that: intermediate (28) is provided with drain path (29).
4. disk superimposed high-voltage oil pump according to claim 2, is characterized in that: the jacking block (22) of gear oil machine structure is movably set on intermediate (28).
5. disk superimposed high-voltage oil pump according to claim 1, is characterized in that: jacking block (22) is provided with the push rod (25) offseted with block (21).
6. disk superimposed high-voltage oil pump according to claim 1, it is characterized in that: disk comprises protecgulum (4), bonnet (5) and shell (6), protecgulum (4) and bonnet (5) are oppositely arranged, rotor (2) is arranged between protecgulum (4) and bonnet (5), and protecgulum (4) and bonnet (5) are arranged on transmission shaft (1) respectively by bearing (3), and shell (6) is arranged at the periphery between protecgulum (4) and bonnet (5).
7. disk superimposed high-voltage oil pump according to claim 6, it is characterized in that: transmission shaft (1) end offsets with bonnet (5) afterwards through protecgulum (4), is provided with sealing cover (7) between transmission shaft (1) and protecgulum (4).
8. disk superimposed high-voltage oil pump according to claim 6, is characterized in that: protecgulum (4), bonnet (5) are fixedly connected with screw (9) by locating stud (8) with shell (6).
9. disk superimposed high-voltage oil pump according to claim 1, it is characterized in that: described one-way valve (14) comprises spring seat (15), biasing spring (16) and steel ball (17), spring seat (15) is provided with oil inlet hole (18) and oil outlet (19), steel ball (17) and biasing spring (16) are installed in spring seat (15), steel ball (17) offsets with oil inlet hole (18) under the resilient force of biasing spring (16), spring seat (15) integral sealing is installed on disk, the oil inlet hole (18) of spring seat (15) is communicated with annular oil cavity (10), the oil outlet (19) of spring seat (15) is communicated with the oil outlet (12) of disk.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520587252.9U CN204984873U (en) | 2015-08-06 | 2015-08-06 | Disc stack formula high -pressure oil pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520587252.9U CN204984873U (en) | 2015-08-06 | 2015-08-06 | Disc stack formula high -pressure oil pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204984873U true CN204984873U (en) | 2016-01-20 |
Family
ID=55119248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520587252.9U Withdrawn - After Issue CN204984873U (en) | 2015-08-06 | 2015-08-06 | Disc stack formula high -pressure oil pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204984873U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104989638A (en) * | 2015-08-06 | 2015-10-21 | 奉化市溪口威尔特制泵厂 | Disc stack type high-pressure oil pump |
-
2015
- 2015-08-06 CN CN201520587252.9U patent/CN204984873U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104989638A (en) * | 2015-08-06 | 2015-10-21 | 奉化市溪口威尔特制泵厂 | Disc stack type high-pressure oil pump |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101876302B (en) | Multi-cylinder reciprocating pump | |
| CN204357643U (en) | A kind of swash plate rotary internal Flat valve axial piston pump | |
| CN104454420A (en) | Inclined-disc-rotating internally-disposed valve flow distribution axial plunger pump | |
| CN105570208A (en) | Noise-reducing dual-circuit oil pump | |
| CN204984873U (en) | Disc stack formula high -pressure oil pump | |
| CN103089615A (en) | Leakage type high-pressure vane pump and its use method | |
| CN107916912B (en) | Oil well natural gas recovery device | |
| CN203214983U (en) | Differential pressure type high pressure retaining overflow valve for high-pressure plunger pump | |
| CN104989638A (en) | Disc stack type high-pressure oil pump | |
| CN204126791U (en) | High pressure fuel pump | |
| CN102913382A (en) | High-reliability hydraulic motor | |
| EP2873870B1 (en) | Spool valve assembly, hydraulic machine and power generating apparatus | |
| CN102418645A (en) | Single-cavity self-control nozzle component for hydraulic power of impulse turbine | |
| CN107317252B (en) | Switchgear | |
| CN201794779U (en) | Ball valve motion track positioning control type oil well pump valve assembly | |
| CN203430895U (en) | Air cylinder group and pneumatic tool using same | |
| CN202349359U (en) | Hydraulic turbine inflow ball valve hydraulic interlocking device | |
| CN201705602U (en) | Multi-cylinder reciprocating pump | |
| CN104976379A (en) | Rotary type three-way air scavenging valve | |
| CN104154068A (en) | Corner self-servo valve control annular cylinder | |
| CN103363145B (en) | Hydropower station water inlet ball valve height hydraulic operation hard sealing structure | |
| CN203784319U (en) | Self-sealing pressure stop valve | |
| CN106641352A (en) | Dual-purpose valve | |
| CN203157977U (en) | Brake master cylinder with clutch operating device | |
| CN201369248Y (en) | Hydraulic operating mechanism for high-voltage AC circuit breaker |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160120 Effective date of abandoning: 20171114 |
|
| AV01 | Patent right actively abandoned |