CN206891735U - A kind of loading machine hydraulic hybrid test-bed - Google Patents
A kind of loading machine hydraulic hybrid test-bed Download PDFInfo
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- CN206891735U CN206891735U CN201720471132.1U CN201720471132U CN206891735U CN 206891735 U CN206891735 U CN 206891735U CN 201720471132 U CN201720471132 U CN 201720471132U CN 206891735 U CN206891735 U CN 206891735U
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- motor
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- propeller
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Abstract
It the utility model is related to a kind of loading machine hydraulic hybrid test-bed, including base platform, hydraulic oil container and hydraulic accumulator group, one end is provided with input motor, speed changer drive device, hydrodynamic drive speed changer, fluid coupling, hydraulic pump/motor, inertial flywheel group and output loading motor in a certain order on base platform；Also include shift control apparatus, the output control terminal of shift control apparatus is connected by the shift control valve of connecting rod and hydrodynamic drive speed changer.The true inertia of inertial flywheel group simulation vehicle is employed, makes system dynamic characteristic more accurate, truly reflects the various actual conditions of vehicle, real simulated environment is provided to test the storage of hydraulic hybrid testing stand braking energy and recovery；Improve the convenience of operation and the automaticity of whole experimental rig；By setting up some sensor elements, power distribution and power consumption can be specifically measured at the trial, realizes the automatic measurement to torque and monitoring.
Description
Technical field
The utility model belongs to loading machine technical field, more particularly to a kind of loading machine hydraulic hybrid testing stand
Frame.
Background technology
Hydraulic hybrid power system is made up of hydraulic pump/motor, hydraulic accumulator group, hydraulic integrated valve block and control system
Energy-regenerating system, the characteristics of being operable with four-quadrant using hydraulic pump/motor, in braking and deceleration, reclaim conventional truck
The braking kinetic energy slatterned, is stored in high-pressure hydraulic accumulator；In startup and acceleration, the energy that is reclaimed is to hydraulic-driven
System provides auxiliary power, so as to reduce the working time of engine and working strength.Relative to electric hybrid powering technology, its
Power density is big, and energy release is completed in the short time and storage capacity is strong.Therefore in the running gear and drive system of engineering machinery
In show stronger applicability.Hydraulic hybrid power system energy regenerating and regeneration test platform, to loading machine in difference
Energy regenerating under operating mode carries out dynamic performance testing, and technological difficulties are the loading devices that design can simulate actual condition.
This programme faces engineering machinery application field, using loading machine as starting point, there is provided a kind of hydraulic hybrid experiment
Stand, dynamic performance testing is carried out mainly for energy regenerating of the loading machine under different operating modes, obtains hydraulic hybrid system
System critical performance parameters, the research and development for high performance hydraulic hybrid power system provide support, are finally reached and grasp this technology simultaneously
The purpose of industrialization.
The content of the invention
The utility model can simulate vehicle for one kind that technical problem present in solution known technology provides and truly be used to
Amount, various working simulated test research is carried out to hybrid power system, the dress to lay the foundation is developed for the engineering prototype of the system
Carrier aircraft hydraulic hybrid test-bed.
The utility model is adopted the technical scheme that to solve technical problem present in known technology：
A kind of loading machine hydraulic hybrid test-bed, it is characterised in that：Including base platform, hydraulic oil container and liquid
Accumulator group is pressed, input motor, speed changer drive device, hydraulic power are installed in order on base platform from one end
Speed changer, fluid coupling, hydraulic pump/motor, inertial flywheel group and output loading motor；
The output end of input motor is connected by shaft coupling with the drive end of speed changer drive device, is driven in input
Input torque sensor I is installed between the output end and shaft coupling of motor；
Hydrodynamic drive speed changer is loaded in speed changer drive device, hydrodynamic drive speed changer by take-off (propeller) shaft I with
Fluid coupling is connected, and torque sensor II is provided between take-off (propeller) shaft I and fluid coupling；Fluid coupling and liquid
The output end connection of pump/motor is pressed, the oil inlet of hydraulic pump/motor is connected with hydraulic oil container, oil-out and hydraulic accumulator group
Connection；
Hydrodynamic drive speed changer and output loading motor are connected with inertial flywheel group respectively,
Wherein hydrodynamic drive speed changer is connected by take-off (propeller) shaft II, take-off (propeller) shaft III and the input of inertial flywheel group
Connect, torque sensor III is installed between take-off (propeller) shaft II and take-off (propeller) shaft III；The output end of inertial flywheel group passes through
Take-off (propeller) shaft IV is connected with exporting the output end of loading motor；
Also include shift control apparatus, the output control terminal of shift control apparatus passes through connecting rod and hydrodynamic drive speed changer
Shift control valve connects.
The utility model can also use following technical measures：
The input motor is frequency control motor.
The output loading motor is alternating-current variable frequency motor.
The utility model has the advantages and positive effects of：Due to the utility model employ inertial flywheel group simulation it is whole
The true inertia of car, makes system dynamic characteristic more accurate, and can easily switching tests operating mode, truly reflect vehicle
Various actual conditions, especially actual to start and larger inertia during brake, during experiment, system dynamic response performance is more accurate
Really, real simulated environment is provided to test the storage of hydraulic hybrid testing stand braking energy and recovery；Changed by setting
Keep off control device and connected using the shift control valve of connecting rod and hydrodynamic drive speed changer, realized by computer control certainly
Dynamic control gearshift, improves the convenience of operation and the automaticity of whole experimental rig；By in hydraulic power speed change
The input and output end of device install torque sensor I and torque sensor II respectively, can specifically measure input during experiment
The power distribution and power consumption of motor and hydrodynamic drive speed changer, realize the automatic measurement to torque and monitoring.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the utility model principle block diagram.
In figure：1st, motor is inputted；2nd, input torque sensor I；3rd, shaft coupling；4th, speed changer drive device；5th, liquid
Power transmission speed variator；6th, take-off (propeller) shaft I；7th, connecting rod；8th, shift control apparatus；9th, torque sensor II；10th, take-off (propeller) shaft
Ⅱ；11st, fluid coupling；12nd, hydraulic pump/motor；13rd, torque sensor III；14th, hydraulic oil container；15th, take-off (propeller) shaft III；
16th, hydraulic accumulator group；17th, inertial flywheel group；18th, take-off (propeller) shaft IV；19th, loading motor is exported；20th, base platform；21、
Shift control valve.
Embodiment
For invention, features and effects of the present utility model can be further appreciated that, following examples are hereby enumerated, and coordinate
Accompanying drawing describes in detail as follows：
Refer to Fig. 1 and Fig. 2, a kind of loading machine hydraulic hybrid test-bed, including base platform 20, hydraulic oil
Case 14 and hydraulic accumulator group 16, input motor 1, speed changer driving are installed in order on base platform 20 from one end
Device 4, hydrodynamic drive speed changer 5, fluid coupling 11, hydraulic pump/motor 12, inertial flywheel group 17 and output loading motor
19；Above-mentioned part can be bought with market, belong to prior art products.The output end of input motor 1 passes through shaft coupling 3
It is connected with the drive end of speed changer drive device 4, input is installed between the output end of input motor 1 and shaft coupling 3
Torque sensor I 2；Hydrodynamic drive speed changer 5 is loaded in speed changer drive device 4, and hydrodynamic drive speed changer is passed by exporting
Moving axis I 6 is connected with fluid coupling 11, and torque sensor II 9 is provided between take-off (propeller) shaft I 6 and fluid coupling 11；
Fluid coupling 11 is connected with the output end of hydraulic pump/motor 12, and oil inlet and the hydraulic oil container 14 of hydraulic pump/motor 12 connect
Connect, oil-out is connected with hydraulic accumulator group 16；Hydrodynamic drive speed changer 5 and output loading motor 19 respectively with inertial flywheel group
17 connections, wherein hydrodynamic drive speed changer 5 is defeated with inertial flywheel group 17 by take-off (propeller) shaft II 10, take-off (propeller) shaft III 15
Enter end connection, torque sensor III 13 is installed between take-off (propeller) shaft II 10 and take-off (propeller) shaft III 15；Inertial flywheel group
17 output end is connected by take-off (propeller) shaft IV 18 with exporting the output end of loading motor 19；Also include shift control apparatus 8,
The output control terminal of shift control apparatus 8 is connected by connecting rod 7 with the shift control valve 21 of hydrodynamic drive speed changer 5.
In the present embodiment, torque sensor I and torque that the input and output end of hydrodynamic drive speed changer 5 are installed respectively
Sensor II, the power distribution and power consumption of hydrodynamic drive speed changer can be specifically measured during experiment, can easily be switched
Operating condition of test, truly reflect practical working situation.
In the present embodiment, hydrodynamic drive speed changer 5 and output loading motor 19 are connected with inertial flywheel group 17 respectively, inertia
Flywheel group can be very good to simulate larger inertia when the actual startup of vehicle and brake, during experiment, can truly reflect vehicle
Practical working situation, for test hydraulic hybrid testing stand braking energy storage and recovery real analog loop is provided
Border.
Preferably, the input motor 1 is frequency control motor.
Preferably, the output loading motor 19 is alternating-current variable frequency motor.
The utility model employs the true inertia of inertial flywheel group simulation vehicle, makes system dynamic characteristic more accurate,
And can easily switching tests operating mode, truly reflect the various actual conditions of vehicle, it is especially actual to start and during brake
Larger inertia, during experiment, system dynamic response performance is more accurate, for test hydraulic hybrid testing stand braking energy
Storage and recovery provide real simulated environment；By setting shift control apparatus and using connecting rod and hydrodynamic drive speed changer
Shift control valve connect, realize and gearshift automatically controlled by computer control, improve operation convenience and entirely
The automaticity of experimental rig；Torque sensor I is installed by the input and output end in hydrodynamic drive speed changer respectively
And torque sensor II, the power distribution and work(of input motor and hydrodynamic drive speed changer can be specifically measured during experiment
Rate consumes, and realizes the automatic measurement to torque and monitoring.
Described above is only to preferred embodiment of the present utility model, not the utility model is made any formal
Limitation, it is every according to the technical essence of the utility model to any simple modification made for any of the above embodiments, equivalent variations with
Modification, is belonged in the range of technical solutions of the utility model.
Claims (3)
- A kind of 1. loading machine hydraulic hybrid test-bed, it is characterised in that：Including base platform (20), hydraulic oil container (14) and hydraulic accumulator group (16), input motor (1), speed change are installed in order on base platform (20) from one end Device drive device (4), hydrodynamic drive speed changer (5), fluid coupling (11), hydraulic pump/motor (12), inertial flywheel group (17) With output loading motor (19)；The output end of input motor (1) is connected by shaft coupling (3) with the drive end of speed changer drive device (4), defeated Enter and input torque sensor I (2) is installed between the output end of motor (1) and shaft coupling (3)；Hydrodynamic drive speed changer (5) is loaded in speed changer drive device (4), and hydrodynamic drive speed changer passes through take-off (propeller) shaft I (6) it is connected with fluid coupling (11), torque sensor is installed between take-off (propeller) shaft I (6) and fluid coupling (11) Ⅱ(9)；Fluid coupling (11) is connected with the output end of hydraulic pump/motor (12), the oil inlet and liquid of hydraulic pump/motor (12) Case (14) connection is pressed oil, oil-out is connected with hydraulic accumulator group (16)；Hydrodynamic drive speed changer (5) and output loading motor (19) are connected with inertial flywheel group (17) respectively,Wherein hydrodynamic drive speed changer (5) passes through take-off (propeller) shaft II (10), take-off (propeller) shaft III (15) and inertial flywheel group (17) input connection, is provided with torque sensor III between take-off (propeller) shaft II (10) and take-off (propeller) shaft III (15) (13)；The output end of inertial flywheel group (17) is connected by the output end of take-off (propeller) shaft IV (18) and output loading motor (19) Connect；Also include shift control apparatus (8), the output control terminal of shift control apparatus (8) is become by connecting rod (7) and hydraulic power Shift control valve (21) connection of fast device (5).
- 2. loading machine according to claim 1 hydraulic hybrid test-bed, it is characterised in that：The input driving Motor (1) is frequency control motor.
- 3. loading machine according to claim 1 hydraulic hybrid test-bed, it is characterised in that：The output loading Motor (19) is alternating-current variable frequency motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720471132.1U CN206891735U (en) | 2017-04-28 | 2017-04-28 | A kind of loading machine hydraulic hybrid test-bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720471132.1U CN206891735U (en) | 2017-04-28 | 2017-04-28 | A kind of loading machine hydraulic hybrid test-bed |
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| Publication Number | Publication Date |
|---|---|
| CN206891735U true CN206891735U (en) | 2018-01-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720471132.1U Active CN206891735U (en) | 2017-04-28 | 2017-04-28 | A kind of loading machine hydraulic hybrid test-bed |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108344567A (en) * | 2018-02-09 | 2018-07-31 | 广西科技大学 | Loading machine experimental bench and loading machine front end work department operation resistance test method |
| CN112324747A (en) * | 2020-10-28 | 2021-02-05 | 陕西法士特齿轮有限责任公司 | Hydrostatic transmission unit test system and test method |
-
2017
- 2017-04-28 CN CN201720471132.1U patent/CN206891735U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108344567A (en) * | 2018-02-09 | 2018-07-31 | 广西科技大学 | Loading machine experimental bench and loading machine front end work department operation resistance test method |
| CN112324747A (en) * | 2020-10-28 | 2021-02-05 | 陕西法士特齿轮有限责任公司 | Hydrostatic transmission unit test system and test method |
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