CN107420377A - Hydraulic capstan low-temperature cool starting assessment of performance device and method - Google Patents
Hydraulic capstan low-temperature cool starting assessment of performance device and method Download PDFInfo
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- CN107420377A CN107420377A CN201710429043.5A CN201710429043A CN107420377A CN 107420377 A CN107420377 A CN 107420377A CN 201710429043 A CN201710429043 A CN 201710429043A CN 107420377 A CN107420377 A CN 107420377A
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- Prior art keywords
- hydraulic
- temperature
- low
- capstan
- pressure
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B19/00—Testing; Calibrating; Fault detection or monitoring; Simulation or modelling of fluid-pressure systems or apparatus not otherwise provided for
- F15B19/007—Simulation or modelling
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
- F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B19/00—Testing; Calibrating; Fault detection or monitoring; Simulation or modelling of fluid-pressure systems or apparatus not otherwise provided for
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/04—Special measures taken in connection with the properties of the fluid
- F15B21/042—Controlling the temperature of the fluid
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/08—Driving gear incorporating fluid motors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/60—Rope, cable, or chain winding mechanisms; Capstans adapted for special purposes
- B66D1/74—Capstans
Abstract
The present invention discloses a kind of hydraulic capstan low-temperature cool starting assessment of performance device and method, and hydraulic capstan low-temperature cool starting assessment of performance device of the invention is connected with hydraulic capstan so as to be evaluated to the low-temperature cool starting performance of hydraulic capstan, wherein, including：Cryogenic freezing cabin, it provides ultra-low temperature surroundings for hydraulic capstan；Power input block, it provides power, driving hydraulic capstan rotation for hydraulic capstan；Power piggy-back unit, it provides piggy-back for hydraulic capstan；And measurement and control unit, the running status of hydraulic capstan is controlled, and to operational factor collection, display and the preservation of hydraulic capstan.The present invention hydraulic capstan low-temperature cool starting assessment of performance device there is convenient disassembly, simple to operate, experimentation cost is low, versatile, while also can be used for evaluation under condition of ultralow temperature hydraulic booster system and hydraulic pressure acting unit used in hydraulic oil low temperature flow.
Description
Technical field
The invention belongs to hydraulic transmission technology field, the more particularly to power to hydraulic capstan system under condition of ultralow temperature
The evaluation device and method of conveying capacity.
Background technology
The operation principle of hydraulic capstan is to produce high pressure liquid force feed using hydraulic oil pump, in experience high-pressure oil pipe and control valve
It is rear-guard hydrodynamic pressure revolution, and deceleration increasing torsion is carried out to hydraulic motor by decelerator rotates capstan winch to pull load.
High pressure liquid is pressed oil in flow process, can be produced along stroke pressure loss and local pressure loss, and the pressure loss and hydraulic oil
Viscosity is relevant, and viscosity is bigger, then the pressure loss is bigger.Under ultra-low temperature surroundings, such as -43 DEG C of Layer in Mohe Region in the winter time, hydraulic pressure
The viscosity of oil can significantly increase, and now hydraulic system will produce the bigger pressure loss.If now hydraulic oil in hydraulic system
Insufficient pressure to overcome the pressure loss, cause that integrated control valve is difficult to open or hydraulic motor is difficult to rotate, then can cause liquid
The phenomenon that pressure capstan winch slow movement occurs or is failure to actuate produces.Therefore, the low temperature cold of hydraulic capstan is evaluated under ultra-low temperature surroundings
Startability, and then the index Design of hydraulic oil is instructed, it is one of key means for improving hydraulic capstan system performance.
At present, domestic each hydraulic capstan research and development and production unit are in hydraulic oil low-temperature cool starting assessment of performance technical field
Research also still belongs to blank, external also without the corresponding evaluation device of proposition and evaluation criteria.Existing one and hydraulic oil low temperature
Related method " aircraft fluid low-temperature stability test method(s) " (SH/T 0644-1997), its method summary are：Will be a certain amount of
Sample, under defined temperature conditionss, place the regular hour, it is vibrated, by the turbidity phase of its turbidity and reference solution
Compare, to observe it whether there is gel, crystallization and solidification phenomenon to judge the stability of sample.But this method mainly passes through turbidity
To judge the stability of hydraulic oil at low ambient temperatures, the cold starting performance of hydraulic oil at low ambient temperatures not can determine that.
The content of the invention
In order to solve hydraulic component slow movement occur very because hydraulic fluid pressure loss is excessive under condition of ultralow temperature
To the problem of being failure to actuate, the present invention provides a kind of evaluation device for being used to evaluate hydraulic capstan system hypothermia cold starting performance, its
Including hydraulic capstan, cryogenic freezing cabin, power input block, power piggy-back unit, measurement and control unit.Under ultra-low temperature surroundings, lead to
The rotation of motor driven gear pump is crossed, caused high pressure liquid force feed undergoes high-pressure oil pipe under the control of hydraulic valve system, drives hydraulic pressure
Motor rotates at a high speed, then hydraulic motor slow down increasing using planetary reduction gear and turned round, make planetary reduction gear and brake hubs it
Between produce moment of torsion, the drag of hydraulic capstan system is simulated, to evaluate conveying of the hydraulic oil to power under condition of ultralow temperature
Ability.The device has the characteristics that convenient disassembly, simple to operate, experimentation cost is low, versatile, while also can be used for evaluation to exist
Under condition of ultralow temperature hydraulic booster system and hydraulic pressure acting unit used in hydraulic oil low temperature flow.
First aspect present invention provides a kind of hydraulic capstan low-temperature cool starting assessment of performance device, is connected with hydraulic capstan
So as to be evaluated to the low-temperature cool starting performance of hydraulic capstan, wherein, including：Cryogenic freezing cabin, it is provided for hydraulic capstan
Ultra-low temperature surroundings；Power input block, it provides power, driving hydraulic capstan rotation for hydraulic capstan；Power piggy-back unit, its
Piggy-back is provided for hydraulic capstan；And measurement and control unit, the running status of hydraulic capstan is controlled, and to the fortune of hydraulic capstan
Row parameter acquisition, display and preservation.
In the hydraulic capstan low-temperature cool starting assessment of performance device of the present invention, it is preferably, the hydraulic capstan includes gear
Pump, gear pump to integrated control valve oil pipe, reversing handle, integrated control valve, integrated control valve oil return box oil pipe, integrated control valve
To the first oil pipe of motor, planetary reduction gear, hydraulic motor, integrated control valve to motor the second oil pipe, hydraulic oil container and oil
Case is to gear pump oil pipe, using fuel tank to gear pump oil pipe by the interface B1 connections of the interface A1 of hydraulic oil container and gear pump, profit
With gear pump to integrated control valve oil pipe by the interface C1 connections of the interface B2 of gear pump and integrated control valve, integrated control is utilized
Valve to motor the first oil pipe by the interface D1 connections of the interface C2 of integrated control valve and hydraulic motor, using integrated control valve extremely
The interface D2 connections of the interface C3 of integrated control valve and hydraulic motor are utilized integrated control valve oil return box by the second oil pipe of motor
Oil pipe subtracts the external splines of hydraulic motor right-hand member the interface A2 connections of the interface C4 of integrated control valve and hydraulic oil container with planet
The internal spline connection of fast device left end.
In the hydraulic capstan low-temperature cool starting assessment of performance device of the present invention, it is preferably, the power piggy-back unit includes
Torque sensor, first shaft coupling, gas vacuum tank, high pressure nitrogen tank, pressure-regulating valve, the first airway tube, the 5th pressure pass
Sensor, the second airway tube, second shaft coupling, brake hubs, the right-hand member of the left end of first shaft coupling and planetary reduction gear is connected, will
The right-hand member of first shaft coupling and the left end of torque sensor are connected, and the right-hand member of the left end of second shaft coupling and torque sensor is connected
Connect, the right-hand member of second shaft coupling and the left end of brake hubs connected, using the first airway tube by the gas outlet of pressure-regulating valve with
The air inlet connection of gas vacuum tank, the gas outlet of the air inlet of brake hubs and gas vacuum tank is connected using the second airway tube
Connect, pressure-regulating valve is connected in high pressure nitrogen tank, the 5th pressure sensor is arranged on gas vacuum tank.
In the hydraulic capstan low-temperature cool starting assessment of performance device of the present invention, it is preferably, the power input block includes
Power distribution cabinet, cable, threephase asynchronous machine, motor base, the 3rd shaft coupling, the output shaft of threephase asynchronous machine and the 3rd shaft coupling
Left end connection, the input shaft of gear pump is connected with the right-hand member of the 3rd shaft coupling, and the power that threephase asynchronous machine exports passes through the
Three shaft couplings drive gear pump to rotate, to produce high pressure liquid force feed.
In the hydraulic capstan low-temperature cool starting assessment of performance device of the present invention, it is preferably, the cryogenic freezing cabin includes system
Cold, air operated machine, work chamber, low temperature control panel, refrigeration machine are arranged on outside work chamber, and air operated machine is arranged in work chamber, low
Warm control panel is arranged on the outer wall of work chamber.
In the hydraulic capstan low-temperature cool starting assessment of performance device of the present invention, it is preferably, the measurement and control unit includes first
Temperature sensor, second temperature sensor, torque sensor, first pressure sensor, second pressure sensor, the 3rd pressure pass
Sensor, the 4th pressure sensor, the 5th pressure sensor and operating platform.
Second aspect of the present invention provides a kind of hydraulic capstan low-temperature cool starting Reliable Evaluating Methods of Their Performance, utilizes first party of the present invention
The hydraulic capstan low-temperature cool starting assessment of performance device in face is evaluated to the low-temperature cool starting performance of hydraulic capstan, wherein, tool
Have：Capstan system fluid injection step, wherein the note from the hydraulic oil container in the hydraulic capstan low-temperature cool starting assessment of performance device
Hydraulic fluid port adds the hydraulic oil of ormal weight, by operating the observing and controlling client end interface of report control platform, start threephase asynchronous machine so as to
Hydraulic motor is driven, the stipulated time is rotated after hydraulic motor and whole hydraulic capstan system is passed through operation full of after hydraulic oil
The observing and controlling client end interface of report control platform closes threephase asynchronous machine；Condition setting procedure, wherein low in the hydraulic capstan
The environment temperature of work chamber is set as setting so as to start system on the low temperature control panel of warm cold starting performance evaluation device
Cooling system, when the environment temperature of work chamber is down to the setting, the pressure of gas vacuum tank is adjusted using pressure-regulating valve
Save as authorized pressure；Parameter testing step, wherein operating the commutation hand of the hydraulic capstan low-temperature cool starting assessment of performance device
Handle makes the oil circuit in integrated control valve be in left logical, middle on the observing and controlling client end interface of report control platform to set sample frequency and deposit
Store up path and carry out data acquisition, be again started up the threephase asynchronous machine, make hydraulic oil drive the hydraulic motor to rotate, and lead to
Crossing planetary reduction gear and hydraulic motor slow down after increasing is turned round rotates brake hubs；Interpretation of result step, wherein according to the liquid
Press rotating speed, second pressure sensor and the 3rd pressure sensor of the torque sensor of capstan winch low-temperature cool starting assessment of performance device
Pressure difference value and the first temperature sensor and the temperature gap of second temperature sensor, it is cold to hydraulic capstan system hypothermia
Startability is evaluated；And equipment downtime step, wherein by operating the hydraulic capstan low-temperature cool starting assessment of performance
The observing and controlling client end interface of device, threephase asynchronous machine is closed, close data acquisition；Operating the reversing handle makes described integrate
The oil circuit of control valve is in middle position, operates the pressure-regulating valve and discharges the pressure of the gas vacuum tank, low by operating
Warm control panel stops refrigeration system, and discharges hydraulic oil at the oil discharge outlet in the hydraulic oil container.
In the hydraulic capstan low-temperature cool starting Reliable Evaluating Methods of Their Performance of the present invention, it is preferably, in the interpretation of result step, if
The rotating speed that the torque sensor is exported is more than 0, then it represents that the hydraulic capstan system hypothermia cold start-up success, if the torsion
The rotating speed that square sensor is exported is bigger, and the pressure difference value of the second pressure sensor and the 3rd pressure sensor is got over
Small, the temperature gap of first temperature sensor and second temperature sensor is smaller, then is determined as hydraulic capstan system hypothermia
Cold starting performance is better, if the rotating speed that torque sensor is exported is equal to, then it represents that and the cold start-up of hydraulic capstan system hypothermia fails,
Now, if the pressure difference value of second pressure sensor and the 3rd pressure sensor is bigger, further it is determined as hydraulic capstan system
Low-temperature cool starting performance of uniting is poorer.
In the hydraulic capstan low-temperature cool starting Reliable Evaluating Methods of Their Performance of the present invention, it is preferably, the capstan system fluid injection step
In, described in the hydraulic oil from the pouring orifice addition of the hydraulic oil container in the hydraulic capstan low-temperature cool starting assessment of performance device
Ormal weight is 30~50L, and the stipulated time that hydraulic motor rotates is 10~15 minutes.
In the hydraulic capstan low-temperature cool starting Reliable Evaluating Methods of Their Performance of the present invention, it is preferably, in the condition setting procedure, institute
The setting of the environment temperature of the work chamber set is adjusted gas vacuum tank as -10 DEG C~-50 DEG C, using pressure-regulating valve
The authorized pressure of section is 0.5~1.0MPa.
The hydraulic capstan system hypothermia cold starting performance evaluation device of the present invention compared with prior art, has advantages below
And high-lighting effect：
1) actual operating mode of the device energy real simulation hydraulic capstan under ultra-low temperature surroundings；
2) pressure-regulating valve can adjust the different drag of hydraulic capstan, main hydraulic component such as gear pump, hydraulic pressure horse
Reach, integrated control valve etc. is easily changed, the hydraulic capstan of different model can be conducted a research, device has good versatility.
3) horizontal movement that load is actually dragged in hydraulic capstan is converted into produce the circular motion of moment of friction, made
Device it is compact-sized, simple to operate, to build cost cheap.
4) result of the test shows, the device has higher reproducibility and reliability, can distinguish different hydraulic oil super
To the influence of hydraulic capstan system hypothermia cold starting performance under low temperature environment.
Brief description of the drawings
Fig. 1 is the structural representation of the hydraulic capstan system hypothermia cold starting performance evaluation device of the present invention；
Fig. 2 is the assembly relation of the hydraulic capstan in the hydraulic capstan system hypothermia cold starting performance evaluation device of the present invention
Schematic diagram；
Fig. 3 is that the work in the cryogenic freezing cabin in the hydraulic capstan system hypothermia cold starting performance evaluation device of the present invention is former
Reason figure；
Fig. 4 is the assembling of the power input block in the hydraulic capstan system hypothermia cold starting performance evaluation device of the present invention
Relation schematic diagram；
Fig. 5 is the assembling of the power piggy-back unit in the hydraulic capstan system hypothermia cold starting performance evaluation device of the present invention
Relation schematic diagram；
Fig. 6 is the observing and controlling client end interface figure in the hydraulic capstan system hypothermia cold starting performance evaluation device of the present invention；
Fig. 7 is the flow chart of the hydraulic capstan system hypothermia cold starting performance assessment method of the present invention；
Fig. 8 is the sub-process of the interpretation of result step of the hydraulic capstan system hypothermia cold starting performance assessment method of the present invention
Figure.
In figure：1~gear pump, 2~first pressure sensor, 3~gear pump to integrated control valve oil pipe, 4~commutation hand
Handle, 5~first pressure sensor, 6~integrated control valve, 7~integrated control valve oil return box oil pipe, 8~integrated control valve to horse
The first oil pipe reached, the 9~the 4th pressure sensor, 10~planetary reduction gear, 11~hydraulic motor, the 12~the 3rd pressure sensing
Device, the second oil pipe of 13~integrated control valve to motor, 14~the first temperature sensors, 15~pouring orifice, 16~second temperature
Sensor, 17~hydraulic oil container, 18~oil discharge outlet, 19~fuel tank to gear pump oil pipe, 20~refrigeration machine, 21~air operated machine, 22
~work chamber, 23~low temperature control panel, 24~power distribution cabinet, 25~cable, 26~threephase asynchronous machine, 27~motor base,
28~the 3rd shaft coupling, 29~torque sensor support, 30~torque sensor, 31~first shaft coupling, the voltage stabilizing of 32~gas
Tank, 33~high pressure nitrogen tank, 34~pressure-regulating valve, 35~the first airway tubes, the 36~the 5th pressure sensor, 37~the second lead
Tracheae, 38~second shaft coupling, 39~brake hubs, 40~brake hub holder, 41~operating platform, 42~pedestal, 43~the first
Button, 44~path and sample frequency setting text box, 45~the second buttons, the 46~the 3rd button.
Embodiment
Technical scheme is clearly and completely described below in conjunction with accompanying drawing, it is clear that described implementation
Mode is a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, this area
The every other embodiment that those of ordinary skill is obtained under the premise of creative work is not made, belongs to guarantor of the present invention
The scope of shield.
In the description of the invention, term " " center ", " on ", " under ", "left", "right", " vertical ", " level ", " interior ",
The orientation or position relationship of instructions such as " outer " are based on orientation shown in the drawings or position relationship, are for only for ease of and describe this hair
It is bright and simplify description, rather than instruction or imply that signified device or element must have specific orientation, with specific orientation
Construction and operation, therefore be not considered as limiting the invention.In the description of the invention, unless otherwise clear and definite regulation and
Limit, term " installation ", " connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or detachably
Connection, or be integrally connected；Can be mechanical connection or electrical connection；Can be joined directly together, centre can also be passed through
Medium is indirectly connected, and can be the connection of two element internals.For the ordinary skill in the art, can specific feelings
Condition understands the concrete meaning of above-mentioned term in the present invention.
First embodiment of the invention provides a kind of pressure capstan system low-temperature cool starting assessment of performance device.Fig. 1 is this hair
The structural representation of bright pressure capstan system low-temperature cool starting assessment of performance device, the hydraulic capstan system that Fig. 2 is the present invention are low
The assembly relation schematic diagram of hydraulic capstan in warm cold starting performance evaluation device.As shown in Figure 1 and Figure 2, pressure capstan winch of the invention
System hypothermia cold starting performance evaluation device include hydraulic capstan, cryogenic freezing cabin, power input block, power piggy-back unit,
And measurement and control unit.Wherein, cryogenic freezing cabin provides ultra-low temperature surroundings for hydraulic capstan, and power input block carries for hydraulic capstan
For power, power piggy-back unit provides piggy-back for hydraulic capstan, and measurement and control unit controls the running status of hydraulic capstan, and to hydraulic pressure
The operational factor of capstan winch is gathered, shows, preserved.In the pressure capstan system low-temperature cool starting assessment of performance device of the present invention
Hydraulic capstan includes gear pump 1, gear pump to integrated control valve oil pipe 3, reversing handle 4, integrated control valve 6, integrated control valve
Oil return box oil pipe 7, the first oil pipe 8 of integrated control valve to motor, planetary reduction gear 10, hydraulic motor 11, integrated control valve are extremely
The second oil pipe 13, hydraulic oil container 17, the fuel tank to gear pump oil pipe 19 of motor；Fig. 2 is hydraulic capstan assembly relation schematic diagram, is used
Fuel tank is connected to gear pump oil pipe 19 at the A1 of hydraulic oil container 17 and at the B1 of gear pump 1, with gear pump to integrated control valve oil
With at the C1 of integrated control valve 6, being connected with the first oil pipe 8 of integrated control valve to motor integrated at the B2 of the tooth connection wheel pump 1 of pipe 3
With at the D1 of hydraulic motor 11, integrated control valve 6 is connected with the second oil pipe 13 of integrated control valve to motor at the C2 of control valve 6
C3 at locate with the D2 of hydraulic motor 11, with the C4 of the connection integrated control valve 6 of integrated control valve oil return box oil pipe 7 and hydraulic oil
At the A2 of case 17, the internal spline of the left end of planetary reduction gear 10 is connected with the external splines of the right-hand member of hydraulic motor 11；Gear pump 1 is by three-phase
Asynchronous machine 26 drives rotation, and hydraulic oil is sucked at the A1 of hydraulic oil container 17, and now hydraulic oil is passing through integrated control valve 6
Afterwards, driving hydraulic motor 11 is entered at the D1 of hydraulic motor 11 to rotate, then flows out and passes through at the D2 of hydraulic motor 11
Passed through after integrated control valve 6 and hydraulic oil container 17 is flow back into by integrated control valve oil return box oil pipe 7.
Fig. 3 is that the work in the cryogenic freezing cabin in the hydraulic capstan system hypothermia cold starting performance evaluation device of the present invention is former
Reason figure.As shown in figure 3, the cryogenic freezing cabin in the pressure capstan system low-temperature cool starting assessment of performance device of the present invention includes
Refrigeration machine 20, air operated machine 21, work chamber 22, low temperature control panel 23；Fig. 3 is the hydraulic capstan system hypothermia cold start-up of the present invention
Cryogenic freezing cabin fundamental diagram in assessment of performance device, refrigeration machine 20 are arranged on outside work chamber 22, and air operated machine 21 is arranged on
In work chamber 22, low temperature control panel 23 is arranged on the outer wall of work chamber 22, and good berth is set on low temperature control panel 23
After temperature, cold air caused by refrigeration machine 20 enters in work chamber 22, and cold air is circulated in work chamber 22 by air operated machine 21
Flowing.
Fig. 4 is the assembling of the power input block in the hydraulic capstan system hypothermia cold starting performance evaluation device of the present invention
Relation schematic diagram.As shown in figure 4, the power input block in the pressure capstan system low-temperature cool starting assessment of performance device of the present invention
Including power distribution cabinet 24, cable 25, threephase asynchronous machine 26, motor base 27, the 3rd shaft coupling 28.Threephase asynchronous machine 26 it is defeated
Shaft is connected with the left end of the 3rd shaft coupling 28, and the input shaft of gear pump 1 is connected with the right-hand member of the 3rd shaft coupling 28, phase asynchronous
The power that motor 26 exports drives gear pump 1 to rotate by the 3rd shaft coupling 28, to produce high pressure liquid force feed.
Fig. 5 is the assembling of the power piggy-back unit in the hydraulic capstan system hypothermia cold starting performance evaluation device of the present invention
Relation schematic diagram.As shown in figure 5, the power piggy-back unit in the pressure capstan system low-temperature cool starting assessment of performance device of the present invention
Including torque sensor 30, first shaft coupling 31, gas vacuum tank 32, high pressure nitrogen tank 33, pressure-regulating valve 34, the first air guide
Pipe 35, the 5th pressure sensor 36, the second airway tube 37, second shaft coupling 38, brake hubs 39.With the left end of first shaft coupling 31
It is connected, is connected with the right-hand member of first shaft coupling 31 with the left end of torque sensor 30, with second with the right-hand member of planetary reduction gear 10
The left end of shaft coupling 38 is connected with the right-hand member of torque sensor 30, is connected with the right-hand member of second shaft coupling 38 and the left end of brake hubs 39
Connect, gas outlet and the air inlet of gas vacuum tank 32 of pressure-regulating valve 34 are connected with the first airway tube 35, with the second airway tube
The gas outlet of the air inlet and gas vacuum tank 32 of 37 connection brake hubs 39, pressure-regulating valve 34 are connected to high pressure nitrogen tank 33
On, to adjust the pressure in gas vacuum tank 32, the 5th pressure sensor 36 is arranged on gas vacuum tank 32, to measure gas
The pressure of vacuum tank 32.
As shown in Figure 1 and Figure 2, the observing and controlling list in pressure capstan system low-temperature cool starting assessment of performance device of the invention
Member includes the first temperature sensor 14, second temperature sensor 16, torque sensor 30, first pressure sensor 2, second pressure
Sensor 5, the 3rd pressure sensor 12, the 4th pressure sensor 9, the 5th pressure sensor 36, operating platform 41.Pass through operation
Platform 41 controls the running status of evaluation device, and the signal of each sensor is acquired, shown and stored in computer.
Second embodiment of the invention provides a kind of hydraulic capstan low-temperature cool starting Reliable Evaluating Methods of Their Performance, utilizes above-mentioned hair
The low-temperature cool starting of hydraulic capstan low-temperature cool starting assessment of performance device described in bright first embodiment to hydraulic capstan
It can be evaluated, be had：Capstan system fluid injection step S11, wherein from the hydraulic capstan low-temperature cool starting assessment of performance device
In hydraulic oil container pouring orifice add 30~50L hydraulic oil, by operating the observing and controlling client end interface of report control platform, start
Threephase asynchronous machine treats that hydraulic motor rotates the stipulated time (for example, 10~15 minutes) and made whole so as to drive hydraulic motor
After hydraulic capstan system is full of hydraulic oil, threephase asynchronous machine is closed by the observing and controlling client end interface for operating report control platform；
Condition setting procedure S12, wherein by work on the low temperature control panel of the hydraulic capstan low-temperature cool starting assessment of performance device
The environment temperature for making cabin is set as -10 DEG C~-50 DEG C, and so as to start refrigeration system, institute is down in the environment temperature of work chamber
When stating setting, the pressure of gas vacuum tank is adjusted to authorized pressure (such as 0.5~1.0MPa) using pressure-regulating valve；Ginseng
Number testing procedure S13, wherein the reversing handle for operating the hydraulic capstan low-temperature cool starting assessment of performance device makes integrated control
Oil circuit in valve is in left logical, and middle setting sample frequency and store path enter line number on the observing and controlling client end interface of report control platform
According to collection, the threephase asynchronous machine is again started up, makes hydraulic oil drive the hydraulic motor to rotate, and pass through planetary reduction gear
Hydraulic motor, which slow down after increasing is turned round, rotates brake hubs；Interpretation of result step S14, wherein according to the hydraulic capstan low temperature
The pressure differential of the rotating speed of the torque sensor of cold starting performance evaluation device, second pressure sensor and the 3rd pressure sensor
Value and the first temperature sensor and the temperature gap of second temperature sensor, to hydraulic capstan system hypothermia cold starting performance
Evaluated；And equipment downtime step S15, wherein by operating the hydraulic capstan low-temperature cool starting assessment of performance device
Observing and controlling client end interface, threephase asynchronous machine is closed, close data acquisition；Operating the reversing handle makes the integrated control valve
Oil circuit be in middle position, operate the pressure-regulating valve and discharge the pressure of the gas vacuum tank, by operating low temperature control
Panel stops refrigeration system, and discharges hydraulic oil at the oil discharge outlet in the hydraulic oil container.
In the above results analytical procedure S14, if the rotating speed that the torque sensor is exported is more than 0 rev/min, then it represents that
The hydraulic capstan system hypothermia cold start-up success, if the rotating speed that the torque sensor is exported is bigger, the second pressure
The pressure difference value of sensor and the 3rd pressure sensor is smaller, first temperature sensor and second temperature sensor
Temperature gap is smaller, then is determined as that hydraulic capstan system hypothermia cold starting performance is better, if the rotating speed that torque sensor is exported
Equal to 0 rev/min, then it represents that the cold start-up of hydraulic capstan system hypothermia fails, now, if second pressure sensor and the 3rd pressure pass
The pressure difference value of sensor is bigger, then is further determined as that hydraulic capstan system hypothermia cold starting performance is poorer.
Have with reference to embodiments to the hydraulic capstan low-temperature cool starting Reliable Evaluating Methods of Their Performance of second embodiment of the invention
Body illustrates.
Fig. 7 is the flow chart of the hydraulic capstan system hypothermia cold starting performance assessment method of the present invention.It is as shown in fig. 7, first
First, in capstan system fluid injection step S11, hydraulic oil is injected in hydraulic capstan, and each condition of evaluation test is carried out
Setting.Specifically, general supply is opened on power distribution cabinet 24, hydraulic oil 40L is added from the pouring orifice 15 in hydraulic oil container 17.
The first button 43 is clicked on the observing and controlling client end interface (as shown in Figure 6) of report control platform 41, starts threephase asynchronous machine 26 and drives
Hydraulic motor 11 rotates 12min, after whole hydraulic capstan system is full of hydraulic oil, again taps on the first button 43 to close three
Phase Induction Machines 26.
Next, entry condition setting procedure S12, wherein setting the environment temperature of work chamber 22 on low temperature control panel 23
Spend after -43 DEG C, to start refrigeration system on low temperature control panel 23, when the environment temperature of work chamber 22 is down to -43 DEG C,
The pressure that gas vacuum tank 32 is adjusted using pressure-regulating valve 34 is 0.65MPa.
Next, into parameter testing step S13, it is in the oil circuit in integrated control valve 6 wherein pulling reversing handle 4
Zuo Tong, and on the path and sample frequency setting text box 44 on the observing and controlling client end interface of report control platform 41, setting sampling
After frequency and store path, the collection of the log-on data of the second button 45 is clicked on.The first button 43 is clicked on observing and controlling client end interface
Start threephase asynchronous machine 26, press oil high pressure liquid caused by gear pump 1, in experience high-pressure oil pipe and the rear-guard of integrated control valve 6
Hydrodynamic pressure motor 11 rotates, and rotates brake hubs 39 after carrying out deceleration increasing torsion to hydraulic motor 11 by planetary reduction gear 10.
Next, into interpretation of result step S14, the hydraulic capstan low-temperature cool starting assessment of performance system of the present invention is utilized
Each sensor output parameter, hydraulic capstan low-temperature cool starting performance is evaluated.Fig. 8 is the hydraulic capstan system of the present invention
The sub-process figure of the interpretation of result step of system low-temperature cool starting Reliable Evaluating Methods of Their Performance.If as shown in figure 8, judge sub-step in moment of torsion
It is judged as that the rotating speed that torque sensor 30 is exported is equal to 0 rev/min in S141, then it represents that the cold start-up of hydraulic capstan system hypothermia is lost
Lose, be assessed as in low-temperature startup performance evaluation sub-step S144 the hydraulic capstan system hypothermia cold starting performance of hydraulic capstan compared with
Difference.Now, if the pressure difference value of second pressure sensor 5 and the 3rd pressure sensor 12 is bigger, it is assessed as hydraulic capstan system
Low-temperature cool starting performance of uniting is poorer.If it is judged as that the rotating speed that torque sensor 30 is exported surpasses in moment of torsion judges sub-step S141
Cross 0 rev/min, then it represents that hydraulic capstan system hypothermia cold start-up success, and be transferred to pressure difference value and judge sub-step S142.In pressure
Whether the pressure difference value that difference judges further to investigate pressure sensor 5 and the 3rd pressure sensor 12 in sub-step S142 is less than
Setting set in advance, if judging to be judged as "No" in sub-step S142 in pressure difference value, evaluated in low-temperature startup performance
The hydraulic capstan system hypothermia cold starting performance that hydraulic capstan is assessed as in sub-step S144 is general.If judge son in pressure difference value
It is judged as "Yes" in step S142, then is transferred to temperature gap and judges sub-step S143.In temperature gap judges sub-step S143
Judge whether the first temperature sensor 14 and the temperature gap of second temperature sensor 16 are less than setting set in advance, if
Temperature gap judges to be judged as "No" in sub-step S143, then is assessed as hydraulic pressure in low-temperature startup performance evaluation sub-step S144
The hydraulic capstan system hypothermia cold starting performance of capstan winch is good.If judging to be judged as "Yes" in sub-step S143 in temperature gap,
The hydraulic capstan system hypothermia cold starting performance pole of hydraulic capstan is then assessed as in low-temperature startup performance evaluation sub-step S144
It is excellent.
Finally, into equipment downtime step S15, clicked on observing and controlling client end interface the first button 43 close it is phase asynchronous
Motor 26, and click on the 3rd button 46 on observing and controlling client end interface and close data acquisition.In addition, pulling reversing handle 4 makes collection
Middle position is in into the oil circuit in control valve 6.Using the pressure of the unloading gas vacuum tank 32 of pressure-regulating valve 34, in low temperature chain of command
Stop refrigeration system on plate 23.Hydraulic oil is released at the oil discharge outlet 18 in hydraulic oil container 17.By general supply on power distribution cabinet 24
Close, terminate whole qualification test.
Finally it should be noted that each embodiment is merely illustrative of the technical solution of the present invention above, rather than its limitations；
Although the present invention is described in detail with reference to foregoing each embodiment, it will be understood by those within the art that：
It can still modify to the technical scheme described in foregoing each embodiment, either to which part or whole technologies
Feature carries out equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from each implementation of the present invention
The scope of mode technical scheme.
Claims (10)
1. a kind of hydraulic capstan low-temperature cool starting assessment of performance device, it is connected with hydraulic capstan so as to the low temperature to hydraulic capstan
Cold starting performance is evaluated, it is characterised in that
Including：
Cryogenic freezing cabin, it provides ultra-low temperature surroundings for hydraulic capstan；
Power input block, it provides power, driving hydraulic capstan rotation for hydraulic capstan；
Power piggy-back unit, it provides piggy-back for hydraulic capstan；And
Measurement and control unit, the running status of hydraulic capstan is controlled, and to the collection of the operational factor of hydraulic capstan, display and
Preserve.
2. hydraulic capstan low-temperature cool starting assessment of performance device according to claim 1, it is characterised in that
The hydraulic capstan includes gear pump (1), gear pump to integrated control valve oil pipe (3), reversing handle (4), integrated control
Valve (6), integrated control valve oil return box oil pipe (7), the first oil pipe (8) of integrated control valve to motor, planetary reduction gear (10), liquid
Pressure motor (11), the second oil pipe (13) of integrated control valve to motor, hydraulic oil container (17) and fuel tank are to gear pump oil pipe
(19),
The interface A1 of hydraulic oil container (17) is connected with the interface B1 of gear pump (1) using fuel tank to gear pump oil pipe (19), profit
The interface B2 of gear pump (1) is connected with the interface C1 of integrated control valve (6) with gear pump to integrated control valve oil pipe (3), profit
With the first of integrated control valve to motor the oily (8) pipe by the interface C2 of integrated control valve (6) and the interface D1 of hydraulic motor (11)
Connection, using the second oil pipe (13) of integrated control valve to motor by the interface C3 of integrated control valve (6) and hydraulic motor (11)
Interface D2 connections, using integrated control valve oil return box oil pipe (7) by the interface C4 of integrated control valve (6) and hydraulic oil container (17)
Interface A2 connections, the external splines of hydraulic motor (11) right-hand member is connected with the internal spline of planetary reduction gear (10) left end.
3. hydraulic capstan low-temperature cool starting assessment of performance device according to claim 2, it is characterised in that
The power piggy-back unit includes torque sensor (30), first shaft coupling (31), gas vacuum tank (32), high pressure nitrogen
Tank (33), pressure-regulating valve (34), the first airway tube (35), the 5th pressure sensor (36), the second airway tube (37), second
Axle device (38), brake hubs (39),
The left end of first shaft coupling (31) is connected with the right-hand member of planetary reduction gear (10), by the right-hand member of first shaft coupling (31) with
The left end connection of torque sensor (30), the left end of second shaft coupling (38) is connected with the right-hand member of torque sensor (30), will
The right-hand member of second shaft coupling (38) is connected with the left end of brake hubs (39), using the first airway tube (35) by pressure-regulating valve (34)
Gas outlet be connected with the air inlet of gas vacuum tank (32), using the second airway tube (37) by the air inlet of brake hubs (39) with
The gas outlet connection of gas vacuum tank (32), pressure-regulating valve (34) is connected in high pressure nitrogen tank (33), by the 5th pressure
Sensor (36) is arranged on gas vacuum tank (32).
4. hydraulic capstan low-temperature cool starting assessment of performance device according to claim 3, it is characterised in that
The power input block includes power distribution cabinet (24), cable (25), threephase asynchronous machine (26), motor base (27), the
Three shaft couplings (28), the output shaft of threephase asynchronous machine (26) are connected with the left end of the 3rd shaft coupling (28), gear pump (1) it is defeated
The right-hand member for entering axle with the 3rd shaft coupling (28) is connected, and the power of threephase asynchronous machine (26) output passes through the 3rd shaft coupling (28) band
Moving teeth wheel pump (1) rotates, to produce high pressure liquid force feed.
5. hydraulic capstan low-temperature cool starting assessment of performance device according to claim 4, it is characterised in that
The cryogenic freezing cabin includes refrigeration machine (20), air operated machine (21), work chamber (22), low temperature control panel (23), refrigeration
Machine (20) is arranged on work chamber (22) outside, and air operated machine (21) is arranged in work chamber (22), and low temperature control panel (23) is arranged on
On the outer wall of work chamber (22).
6. hydraulic capstan low-temperature cool starting assessment of performance device according to claim 5, it is characterised in that
The measurement and control unit includes the first temperature sensor (14), second temperature sensor (16), torque sensor (30), first
Pressure sensor (2), second pressure sensor (5), the 3rd pressure sensor (12), the 4th pressure sensor (9), the 5th pressure
Sensor (36) and operating platform (41).
7. a kind of hydraulic capstan low-temperature cool starting Reliable Evaluating Methods of Their Performance, opened using the hydraulic capstan low temperature cold described in claim 1
Dynamic assessment of performance device is evaluated to the low-temperature cool starting performance of hydraulic capstan, it is characterised in that
Have：
Capstan system fluid injection step, wherein the note from the hydraulic oil container in the hydraulic capstan low-temperature cool starting assessment of performance device
Hydraulic fluid port adds the hydraulic oil of ormal weight, by operating the observing and controlling client end interface of report control platform, start threephase asynchronous machine so as to
Hydraulic motor is driven, the stipulated time is rotated after hydraulic motor and whole hydraulic capstan system is passed through operation full of after hydraulic oil
The observing and controlling client end interface of report control platform closes threephase asynchronous machine；
Condition setting procedure, wherein by work on the low temperature control panel of the hydraulic capstan low-temperature cool starting assessment of performance device
The environment temperature for making cabin is set as setting so as to start refrigeration system, and the setting is down in the environment temperature of work chamber
When, the pressure of gas vacuum tank is adjusted to authorized pressure using pressure-regulating valve；
Parameter testing step, wherein the reversing handle for operating the hydraulic capstan low-temperature cool starting assessment of performance device makes integrated control
Oil circuit in valve processed is in left logical, and middle setting sample frequency and store path are carried out on the observing and controlling client end interface of report control platform
Data acquisition, the threephase asynchronous machine is again started up, makes hydraulic oil drive the hydraulic motor to rotate, and pass through planetary reduction gear
Device, which to hydraulic motor slow down after increasing is turned round, rotates brake hubs；
Interpretation of result step, wherein being turned according to the torque sensor of the hydraulic capstan low-temperature cool starting assessment of performance device
Speed, second pressure sensor and the pressure difference value of the 3rd pressure sensor and the first temperature sensor and second temperature sense
The temperature gap of device, hydraulic capstan system hypothermia cold starting performance is evaluated；And
Equipment downtime step, wherein observing and controlling client circle by operating the hydraulic capstan low-temperature cool starting assessment of performance device
Face, threephase asynchronous machine is closed, close data acquisition；Operating the reversing handle makes during the oil circuit of the integrated control valve is in
Position, operate the pressure-regulating valve and discharge the pressure of the gas vacuum tank, be by refrigeration by operating low temperature control panel
System stops, and discharges hydraulic oil at the oil discharge outlet in the hydraulic oil container.
8. hydraulic capstan low-temperature cool starting Reliable Evaluating Methods of Their Performance according to claim 7, it is characterised in that
In the interpretation of result step, if the rotating speed that the torque sensor is exported is more than 0 rev/min, then it represents that the hydraulic pressure
Capstan system low-temperature cool starting success, if the rotating speed that the torque sensor is exported is bigger, the second pressure sensor with
The pressure difference value of 3rd pressure sensor is smaller, the temperature gap of first temperature sensor and second temperature sensor
It is smaller, then it is determined as that hydraulic capstan system hypothermia cold starting performance is better,
If the rotating speed that torque sensor is exported is equal to 0 rev/min, then it represents that the cold start-up of hydraulic capstan system hypothermia fails, now,
If the pressure difference value of second pressure sensor and the 3rd pressure sensor is bigger, further it is determined as hydraulic capstan system hypothermia
Cold starting performance is poorer.
9. hydraulic capstan low-temperature cool starting Reliable Evaluating Methods of Their Performance according to claim 7, it is characterised in that
In the capstan system fluid injection step, from the hydraulic oil container in the hydraulic capstan low-temperature cool starting assessment of performance device
The ormal weight for the hydraulic oil that pouring orifice adds is 30~50L, and the stipulated time that hydraulic motor rotates is 10~15 points
Clock.
10. hydraulic capstan low-temperature cool starting Reliable Evaluating Methods of Their Performance according to claim 7, it is characterised in that
In the condition setting procedure, the setting of the environment temperature of set work chamber is -10 DEG C~-50 DEG C, is utilized
The authorized pressure that pressure-regulating valve is adjusted gas vacuum tank is 0.5~1.0MPa.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710429043.5A CN107420377B (en) | 2017-06-08 | 2017-06-08 | Hydraulic capstan low-temperature cool starting assessment of performance device and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113777124A (en) * | 2021-07-30 | 2021-12-10 | 军事科学院系统工程研究院军事新能源技术研究所 | Method for evaluating low-temperature cold start performance of hydraulic oil |
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| CN113777124B (en) * | 2021-07-30 | 2024-03-29 | 军事科学院系统工程研究院军事新能源技术研究所 | Method for evaluating low-temperature cold start performance of hydraulic oil |
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| CN107420377B (en) | 2019-08-02 |
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