CN206988035U - Oblique tray type plunger series connection of pumps gear pump duplex hydraulic pump - Google Patents
Oblique tray type plunger series connection of pumps gear pump duplex hydraulic pump Download PDFInfo
- Publication number
- CN206988035U CN206988035U CN201720878329.7U CN201720878329U CN206988035U CN 206988035 U CN206988035 U CN 206988035U CN 201720878329 U CN201720878329 U CN 201720878329U CN 206988035 U CN206988035 U CN 206988035U
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- China
- Prior art keywords
- pump
- plunger
- gear pump
- swash plate
- series connection
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Abstract
A kind of versatility of the utility model offer is good, the convenient oblique tray type plunger series connection of pumps gear pump duplex hydraulic pump of processing.A kind of oblique tray type plunger series connection of pumps gear pump duplex hydraulic pump, it is characterised in that：Including swash plate plunger pump and gear pump, there is oil inlet I and oil-out II on swash plate plunger pump, gear pump is provided with oil inlet III and oil-out IV, the housing rear end of swash plate plunger pump and the housing forward end of gear pump are connected as one by terminal pad, the Plunger Pump Shaft of swash plate plunger pump and the gear pump shaft of gear pump are connected as one by shaft coupling, and shaft coupling is located in terminal pad.
Description
Technical field
It the utility model is related to a kind of hydraulic pump, and in particular to a kind of oblique tray type plunger series connection of pumps gear pump duplex hydraulic pressure
Pump.
Background technology
Inclined-tray type dosing plunger pump is made up of swash plate and other parts.But this structure type is using a kind of swash plate corresponding one
The form of the other parts of kind, different swash plates corresponds to different other parts, to meet different Flow Output Properties.Simultaneously can
With the gear pump for different flow characteristic of connecting, the high-low pressure combination pump of formation various flow rate output characteristics, wide in variety, organization of production
It is more complicated.
Utility model content
The utility model purpose is to provide that a kind of versatility is good, the convenient oblique tray type plunger series connection of pumps gear pump of processing
Duplex hydraulic pump.
To achieve these goals, the utility model uses following technical scheme：
A kind of oblique tray type plunger series connection of pumps gear pump duplex hydraulic pump, it is characterised in that：Including swash plate plunger pump and tooth
Wheel pump, has oil inlet I and oil-out I on swash plate plunger pump, and gear pump is provided with oil inlet II and oil-out II, inclined disc type
The housing rear end of plunger pump and the housing forward end of gear pump are connected as one by terminal pad, the Plunger Pump Shaft of swash plate plunger pump
Connected as one with the gear pump shaft of gear pump by shaft coupling, shaft coupling is located in terminal pad.
Above-mentioned oblique tray type plunger series connection of pumps gear pump duplex hydraulic pump, there are cavity, shell in the housing of swash plate plunger pump
Body is detachably connected swash plate, and swash plate is located in cavity, and Plunger Pump Shaft runs through swash plate and housing, is sequentially provided with Plunger Pump Shaft
Return plate, cylinder body and valve plate, cylinder body is interior to be provided with the plunger with piston shoes, and return plate forces piston shoes to be moved on swash plate, drives
Plunger is reciprocating in cylinder body.
Above-mentioned oblique tray type plunger series connection of pumps gear pump duplex hydraulic pump, swash plate are cylindrical structure, and contacted with return plate
One side be inclined-plane.
Above-mentioned oblique tray type plunger series connection of pumps gear pump duplex hydraulic pump, swash plate are provided with connecting pole, housing be provided with
The depression that connecting pole coordinates.
Above-mentioned oblique tray type plunger series connection of pumps gear pump duplex hydraulic pump, oil inlet I bores are more than oil-out I bores.
The beneficial effects of the utility model：
The corresponding Flow Output Property of plunger pump is realized by changing different swash plates, versatility is good, easy to process, production
Management is easy；The gear pump of the multi-form that can connect different flow output characteristics, realize the high-low pressure combination of various flow rate output
Pump；It can be applicable in lathe, engineering machinery and other hydraulic means.
Brief description of the drawings
Fig. 1 is schematic cross-sectional view of the present utility model；
Fig. 2 is structural representation of the present utility model；
In figure：1st, Plunger Pump Shaft, 2, housing, 3, swash plate, 4, return plate, 5, plunger, 6, cylinder body, 7, valve plate, 8, shaft coupling
Device, 9, terminal pad, 10, gear pump, 11, oil-out I, 12, oil-out II, 13, oil inlet II, 14, oil inlet I, 15, gear pump
Axle, 16, connecting pole.
Embodiment
For the purpose of this utility model, technical scheme and advantage is more clearly understood, develop simultaneously implementation referring to the drawings
Example, the utility model is further described.
A kind of oblique tray type plunger series connection of pumps gear pump duplex hydraulic pump, including swash plate plunger pump and gear pump, it is inclined disc type
There is oil inlet I14 and oil-out I11, gear pump is provided with oil inlet II13 and oil-out II12, inclined disc type post on plunger pump
The housing forward end of the housing rear end and gear pump of filling in pump is connected as one by terminal pad 9, the Plunger Pump Shaft 1 of swash plate plunger pump
Connected as one with the gear pump shaft 15 of gear pump by shaft coupling 8, shaft coupling 8 is located in terminal pad 9.
There is cavity in the housing 2 of swash plate plunger pump, housing 2 is detachably connected swash plate 3, and swash plate 3 is located in cavity, post
Plug pump shaft 1 runs through swash plate 3 and housing 2, is sequentially provided with return plate 4, cylinder body 6 and valve plate 7 in Plunger Pump Shaft 1, in cylinder body 10
Provided with the plunger 5 with piston shoes, return plate 12 forces piston shoes to be moved on swash plate 3, drives plunger 5 to make reciprocal fortune in cylinder body 10
It is dynamic.
In the present embodiment, swash plate 3 is cylindrical structure, and the one side contacted with return plate 12 is inclined-plane.
In the present embodiment, swash plate 3 is provided with depression, and housing 2 is provided with the connecting pole 16 coordinated with depression, and this structure is convenient
The replacing of swash plate 3.
In the present embodiment, oil inlet I bores are more than oil-out I bores.
During work, pressure oil flows out the flow corresponding with the inclination angle of swash plate 3 from the oil-out I11 of plunger pump, at this moment reaches
Required discharge characteristic.By changing the swash plate 3 of different angle, the stroke of plunger 5 is changed, it is achieved thereby that different stream
Flow characteristic.Various forms of gear pumps are changed, different pressures, flow can be achieved.
Above-mentioned embodiment is only specific case of the present utility model, is not to make other forms to the utility model
Limitation, any person skilled in the art is changed or is modified as possibly also with the technology contents of the disclosure above equivalent
The equivalent implementations of change.But it is every without departing from the utility model technical principle on the premise of, according to of the present utility model
Any simple modification, equivalent variations and the remodeling that technical spirit is made to embodiment of above, should all fall into of the present utility model
Scope of patent protection.
Claims (5)
- A kind of 1. oblique tray type plunger series connection of pumps gear pump duplex hydraulic pump, it is characterised in that：Including swash plate plunger pump and gear Pump, there is oil inlet I and oil-out II on swash plate plunger pump, gear pump is provided with oil inlet III and oil-out IV, inclined disc type The housing rear end of plunger pump and the housing forward end of gear pump are connected as one by terminal pad, the Plunger Pump Shaft of swash plate plunger pump Connected as one with the gear pump shaft of gear pump by shaft coupling, shaft coupling is located in terminal pad.
- 2. oblique tray type plunger series connection of pumps gear pump duplex hydraulic pump according to claim 1, it is characterised in that：Inclined disc type post Filling in the housing of pump has cavity, and housing is detachably connected swash plate, and swash plate is located in cavity, and Plunger Pump Shaft runs through swash plate and shell Body, return plate, cylinder body and valve plate are sequentially provided with Plunger Pump Shaft, is provided with the plunger with piston shoes in cylinder body, return plate is strong Compel piston shoes to move on swash plate, drive plunger reciprocating in cylinder body.
- 3. oblique tray type plunger series connection of pumps gear pump duplex hydraulic pump according to claim 2, it is characterised in that：Swash plate is circle Rod structure, and the one side contacted with return plate is inclined-plane.
- 4. oblique tray type plunger series connection of pumps gear pump duplex hydraulic pump according to claim 2, it is characterised in that：Set on swash plate There is connecting pole, housing is provided with the depression coordinated with connecting pole.
- 5. the oblique tray type plunger series connection of pumps gear pump duplex hydraulic pump according to any one of Claims 1-4, its feature exist In：Oil inlet I, the bore of oil inlet III are more than oil-out II, the bore of oil-out IV.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720878329.7U CN206988035U (en) | 2017-07-19 | 2017-07-19 | Oblique tray type plunger series connection of pumps gear pump duplex hydraulic pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720878329.7U CN206988035U (en) | 2017-07-19 | 2017-07-19 | Oblique tray type plunger series connection of pumps gear pump duplex hydraulic pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206988035U true CN206988035U (en) | 2018-02-09 |
Family
ID=61415458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720878329.7U Active CN206988035U (en) | 2017-07-19 | 2017-07-19 | Oblique tray type plunger series connection of pumps gear pump duplex hydraulic pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206988035U (en) |
-
2017
- 2017-07-19 CN CN201720878329.7U patent/CN206988035U/en active Active
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