CN208221214U - High speed plunger pump system - Google Patents
High speed plunger pump system Download PDFInfo
- Publication number
- CN208221214U CN208221214U CN201820137845.9U CN201820137845U CN208221214U CN 208221214 U CN208221214 U CN 208221214U CN 201820137845 U CN201820137845 U CN 201820137845U CN 208221214 U CN208221214 U CN 208221214U
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- CN
- China
- Prior art keywords
- plunger pump
- high speed
- speed plunger
- pipe
- oil
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- 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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Abstract
The utility model discloses a kind of high speed plunger pump system, the revolving speed of high speed plunger pump system is adjusted including driving motor, low speed plunger pump, hydraulic motor, high speed plunger pump, testing agency and parameter for being detected according to testing agency regulating and controlling mechanism；The output shaft of the driving motor and the input shaft of low speed plunger pump are sequentially connected, and the oil outlet of the low speed plunger pump is connected to the oil inlet of hydraulic motor, and the output shaft of the hydraulic motor and the input shaft of high speed plunger pump are sequentially connected；It can be changed according to working condition requirement, can continuously adjust the output characteristics of high speed plunger pump, meet the requirement that revolving speed continuously adjusts, load capacity is strong；It is not required to speed increaser, it is compact-sized, weight is lighter, it can flexible topology.
Description
Technical field
The utility model relates to field of aviation machinery, and in particular to a kind of high speed plunger pump system.
Background technique
With the fast continual development of China's national defense cause and national economy, the usage quantity of plunger pump is being continuously increased,
Use scope also unprecedentedly expands, also higher and higher to the Quality and property requirement of plunger pump, for aircraft, mitigates
The weight of hydraulic system is always in continuous the problem of studying, the high pressure of Aviation Piston Pump system.High speed has become currently
The development trend of plane hydraulic system；In the prior art, for the hydraulic pump system of aviation using ordinary motor and speed increaser group
It closes and realizes the driving of high speed plunger pump, so that installation and debugging process there is layout and debugging is difficult, there are revolving speed adjustment for operational process
Discontinuously, fast state load capacity it is weak the problems such as.
Therefore, in order to solve the above problem, a kind of high speed plunger pump system is needed, can be changed according to working condition requirement,
The output characteristics that high speed plunger pump can continuously be adjusted, meets the requirement that revolving speed continuously adjusts, load capacity is strong；Speed increaser is not required to,
It is compact-sized, weight is lighter, can flexible topology.
Utility model content
In view of this, providing high speed plunger pump system, energy the purpose of the utility model is to overcome defect in the prior art
It is enough to be changed according to working condition requirement, the output characteristics of high speed plunger pump can be continuously adjusted, meets revolving speed and continuously adjusts, loads energy
The strong requirement of power；It is not required to speed increaser, it is compact-sized, weight is lighter, it can flexible topology.
The high speed plunger pump system of the utility model, including driving motor, low speed plunger pump, hydraulic motor, high speed plunger
The regulation machine that the revolving speed of high speed plunger pump system is adjusted in pump, testing agency and the parameter for being detected according to testing agency
Structure；The input shaft of the output shaft of the driving motor and low speed plunger pump is sequentially connected, the oil outlet of the low speed plunger pump with
The oil inlet of hydraulic motor is connected to, and the output shaft of the hydraulic motor and the input shaft of high speed plunger pump are sequentially connected；Further include
The first oil inlet pipe for being connected to the oil inlet of low speed plunger pump, the second oil inlet pipe being connected to the oil inlet of high speed plunger pump, with
First oil return pipe of the oil return opening connection of hydraulic motor, the second oil return pipe being connected to the oil return opening of high speed plunger pump；The inspection
Surveying mechanism includes pressure sensor, torque and speed sensors and flow sensor, and the pressure sensor includes being set to low speed
First pressure sensor between plunger pump and hydraulic motor in connecting pipe and the second pressure being set in the second oil return pipe
Sensor, the torque and speed sensors include the first revolving speed turn for being set to transmission shaft between driving motor and low speed plunger pump
Square sensor and the second torque and speed sensors for being set to transmission shaft between hydraulic motor and high speed plunger pump, the flow pass
Sensor includes the first flow sensor for being set to the first oil return pipe and the second flow sensor for being set to the second oil return pipe；Institute
Stating control system includes driving the controller of motor rotation for controlling, being set to the first throttle valve of the first oil inlet pipe and be set to
The second throttle of second oil return pipe.
Further, it is connected between the oil outlet of the low speed plunger pump and the oil inlet of hydraulic motor by communicating pipe, institute
It states and is provided with and communicated with overflow pipe communicating pipe, the proportional pressure control valve for adjusting oil pressure in communicating pipe is provided on the overflow pipe.
Further, the output shaft rotation side for controlling hydraulic motor is also set up between the communicating pipe and the first oil return pipe
To reversal valve.
Further, oil filter is respectively arranged on first oil inlet pipe, the first oil return pipe and the second oil inlet pipe.
The beneficial effects of the utility model are: a kind of high speed plunger pump system disclosed by the utility model, using common electricity
Machine drives common plunger pump, mechanical energy is converted hydraulic energy, then by reasonably selecting hydraulic motor displacement parameter, realize aviation column
Plug pump needs the detection parameters with testing agency to the requirement of high revolving speed, according to operating condition, adjusts driving motor revolving speed and collaboration
First throttle valve and second throttle are adjusted, changes the output flow and outlet pressure of common plunger pump, and then can continuously adjust
The output revolving speed of hydraulic motor, torque realize the requirement of Aviation Piston Pump operating condition, realize that continuous adjustment hydraulic motor output is special
Property, meet revolving speed continuously adjust, load capacity strong demand, also, be not required to speed increaser, it is compact-sized, weight is lighter, can flexible cloth
Office.
Detailed description of the invention
The utility model is further described with reference to the accompanying drawings and examples:
Fig. 1 is the structural schematic diagram of the utility model.
Specific embodiment
Fig. 1 is the structural schematic diagram of the utility model, as shown, the high speed plunger pump system in the present embodiment, including
Driving motor 1, low speed plunger pump 2, hydraulic motor 3, high speed plunger pump 4, testing agency and for being detected according to testing agency
The regulating and controlling mechanism that the revolving speed of 4 system of high speed plunger pump is adjusted in parameter；The output shaft and low speed plunger of the driving motor 1
The input shaft transmission connection of pump 2, the oil outlet of the low speed plunger pump 2 are connected to the oil inlet of hydraulic motor 3, the hydraulic horse
Up to the input shaft transmission connection of 3 output shaft and high speed plunger pump 4；It further include be connected to the oil inlet of low speed plunger pump 2
One oil inlet pipe 5, the second oil inlet pipe 6 being connected to the oil inlet of high speed plunger pump 4, be connected to the oil return opening of hydraulic motor 3
First oil return pipe 7, the second oil return pipe 8 being connected to the oil return opening of high speed plunger pump 4；The testing agency includes pressure sensing
Device, torque and speed sensors and flow sensor, the pressure sensor include being set to low speed plunger pump 2 and hydraulic motor 3
Between first pressure sensor 9 in connecting pipe and the second pressure sensor 10 being set in the second oil return pipe 8, described turn
Fast torque sensor includes the first torque and speed sensors 11 for being set to transmission shaft between driving motor 1 and low speed plunger pump 2
And it is set to the second torque and speed sensors 12 of transmission shaft between hydraulic motor 3 and high speed plunger pump 4, the flow sensor
Including being set to the first flow sensor 13 of the first oil return pipe and being set to the second flow sensor 14 of the second oil return pipe；Institute
Stating control system includes driving the controller of motor rotation for controlling, being set to the first throttle valve 15 of the first oil inlet pipe 5 and set
It is placed in the second throttle 16 of the second oil return pipe 8；Certainly, including fuel tank, the first oil inlet pipe 5, the first oil return pipe 7, the second oil inlet
The hydraulic oil of pipe 6 and the second oil return pipe 8 is provided or is recycled by fuel tank, and the second oil return pipe 8 is connected to working chamber, low speed plunger pump
2 be common plunger pump, and driving motor 1 is ordinary motor, drives common plunger pump using ordinary motor, by mechanical energy conversion fluid
Pressure energy, then by reasonably selecting 3 discharge capacity parameter of hydraulic motor, realize that Aviation Piston Pump requires high revolving speed, according to operating condition
The detection parameters with testing agency are needed, 1 revolving speed of driving motor and corrdinated adjustment first throttle valve 15 and second throttle are adjusted
16, change the output flow and outlet pressure of common plunger pump, and then can continuously adjust the output revolving speed of hydraulic motor 3, torque,
It realizes the requirement of Aviation Piston Pump operating condition, realizes continuous adjustment 3 output characteristics of hydraulic motor, meet revolving speed and continuously adjust, is negative
Loading capability strong demand, also, be not required to speed increaser, it is compact-sized, weight is lighter, it can flexible topology.
In the present embodiment, pass through communicating pipe 18 between the oil outlet of the low speed plunger pump 2 and the oil inlet of hydraulic motor 3
Connection, is provided with and communicated with overflow pipe 17 communicating pipe 18, is provided on the overflow pipe 17 oily in communicating pipe 18 for adjusting
The proportional pressure control valve 19 of pressure guarantees that system oil pressure is stablized, is conducive to safety, even running.
In the present embodiment, the output for controlling hydraulic motor 3 is also set up between the communicating pipe 18 and the first oil return pipe 7
The reversal valve 20 of rotational axis direction；Certainly, the high speed plunger pump 4 is bidirectional ram pump, realizes system output commutation, increases suitable
With property, the bidirectional ram pump is the prior art, and details are not described herein.
In the present embodiment, oil strain is respectively arranged on first oil inlet pipe 5, the first oil return pipe 7 and the second oil inlet pipe 6
Device；Guarantee that hydraulic oil is clean, avoids damage of the impurity to each kinematic pair.
Finally, it is stated that above embodiments are merely intended for describing the technical solutions of the present application, but not for limiting the present application, although ginseng
The utility model is described in detail according to preferred embodiment, those skilled in the art should understand that, it can be to this
The technical solution of utility model is modified or replaced equivalently, without departing from the objective and model of technical solutions of the utility model
It encloses, should all cover in the scope of the claims of the utility model.
Claims (4)
1. a kind of high speed plunger pump system, it is characterised in that: including driving motor, low speed plunger pump, hydraulic motor, high speed plunger
The regulation machine that the revolving speed of high speed plunger pump system is adjusted in pump, testing agency and the parameter for being detected according to testing agency
Structure；The input shaft of the output shaft of the driving motor and low speed plunger pump is sequentially connected, the oil outlet of the low speed plunger pump with
The oil inlet of hydraulic motor is connected to, and the output shaft of the hydraulic motor and the input shaft of high speed plunger pump are sequentially connected；Further include
The first oil inlet pipe for being connected to the oil inlet of low speed plunger pump, the second oil inlet pipe being connected to the oil inlet of high speed plunger pump, with
First oil return pipe of the oil return opening connection of hydraulic motor, the second oil return pipe being connected to the oil return opening of high speed plunger pump；The inspection
Surveying mechanism includes pressure sensor, torque and speed sensors and flow sensor, and the pressure sensor includes being set to low speed
First pressure sensor between plunger pump and hydraulic motor in connecting pipe and the second pressure being set in the second oil return pipe
Sensor, the torque and speed sensors include the first revolving speed turn for being set to transmission shaft between driving motor and low speed plunger pump
Square sensor and the second torque and speed sensors for being set to transmission shaft between hydraulic motor and high speed plunger pump, the flow pass
Sensor includes the first flow sensor for being set to the first oil return pipe and the second flow sensor for being set to the second oil return pipe；Control
System processed includes driving the controller of motor rotation for controlling, be set to the first throttle valve of the first oil inlet pipe and being set to second
The second throttle of oil return pipe.
2. high speed plunger pump system according to claim 1, it is characterised in that: the oil outlet and liquid of the low speed plunger pump
It is connected between the oil inlet of pressure motor by communicating pipe, is provided with and communicated with overflow pipe the communicating pipe, is arranged on the overflow pipe
There is the proportional pressure control valve for adjusting oil pressure in communicating pipe.
3. high speed plunger pump system according to claim 2, it is characterised in that: between the communicating pipe and the first oil return pipe
Also set up the reversal valve of the output rotational axis direction for controlling hydraulic motor.
4. high speed plunger pump system according to claim 3, it is characterised in that: first oil inlet pipe, the first oil return pipe
Oil filter is respectively arranged with on the second oil inlet pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820137845.9U CN208221214U (en) | 2018-01-26 | 2018-01-26 | High speed plunger pump system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820137845.9U CN208221214U (en) | 2018-01-26 | 2018-01-26 | High speed plunger pump system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208221214U true CN208221214U (en) | 2018-12-11 |
Family
ID=64533613
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820137845.9U Expired - Fee Related CN208221214U (en) | 2018-01-26 | 2018-01-26 | High speed plunger pump system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208221214U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114607577A (en) * | 2022-03-09 | 2022-06-10 | 西安航空学院 | Symmetrical arrangement synchronous quantitative axial plunger pump and motor |
-
2018
- 2018-01-26 CN CN201820137845.9U patent/CN208221214U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114607577A (en) * | 2022-03-09 | 2022-06-10 | 西安航空学院 | Symmetrical arrangement synchronous quantitative axial plunger pump and motor |
| CN114607577B (en) * | 2022-03-09 | 2023-09-08 | 西安航空学院 | Symmetrically arranged synchronous quantitative axial plunger pump and motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181211 Termination date: 20200126 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |