CN207583750U - A kind of mute fluid pressure drive device - Google Patents
A kind of mute fluid pressure drive device Download PDFInfo
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- CN207583750U CN207583750U CN201721386824.2U CN201721386824U CN207583750U CN 207583750 U CN207583750 U CN 207583750U CN 201721386824 U CN201721386824 U CN 201721386824U CN 207583750 U CN207583750 U CN 207583750U
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- fuel tank
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- control system
- hydraulic pump
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Abstract
The utility model provides a kind of mute fluid pressure drive device and driving method, device include：Motor, fuel tank；Hydraulic pump, by being driven axis connection, is set to fuel tank internal with motor；Hydraulic pump is connected with hydraulic oil pipe, and the valve group module for adjusting flow is provided on hydraulic oil pipe, and valve group module is arranged on the outside of fuel tank；The outside of fuel tank is also associated with the Oil-source control cabinet of control motor speed.The design overcomes the shortcomings that Normal hydraulic driving device, and a kind of compact-sized, low noise, the mute fluid pressure drive device of the superior oil-immersed type of heat dissipation performance are provided for servo loading control system.The method that mute hydraulic-driven is carried out using the device, while solving conventional hydraulic pumping plant noise pollution, the arrangement of compact neat, low noise, compact-sized, good appearance are carried out to equipment, the stabilization and security performance of operation are greatly improved, reduces system maintenance cost.
Description
Technical field
The utility model is related to hydraulic power technical field, in particular to a kind of mute fluid pressure drive device.
Background technology
In hydraulic servo loading system, hydraulic power unit is the power unit of complete equipment.With the reinforcement of environmental consciousness,
And the requirement to equipment is higher and higher, noise has become key factor whether weighing device superior performance.Except this, in many need
It to use in equipment of the hydraulic system as driving, the parts provided need to meet low, with small vibration and microminaturization of noise etc.
Multiple requirements.
Motor and hydraulic pump are combined together by integrated package in the outside of fuel tank by the motor of Normal hydraulic driving device,
Need larger installation space；Noise of motor and shake relatively violent, noise pollution environment, the strenuous vibration of equipment and meeting
Cause unnecessary safety accident；It easily generates heat, cannot meet by natural heat dissipation temperature controlled after motor long-play
It is required that and in servo loading experiment, most of is all to carry out indoors；For the powerful equipment in part, noise rank is very
To 100dB has been above, noise and temperature are all the realistic problems encountered in practical operation, limit conventional drive device and exist
Application in servo loading.
In view of this, it is special to propose the utility model.
Utility model content
The first of the utility model is designed to provide a kind of mute fluid pressure drive device, and described device overcomes common liquid
The shortcomings that hydraulic driver, provides a kind of compact-sized, low noise, the superior leaching of heat dissipation performance for servo loading control system
The oily mute fluid pressure drive device of formula.
The second of the utility model is designed to provide a kind of method for carrying out mute hydraulic-driven, and the method is solving
While conventional hydraulic pumping plant noise pollution, the arrangement of compact neat is carried out to equipment, improves the integrated level of whole system,
The creative automatic control loop for introducing pressure and temperature in system operation enhances operation stability, reduces system
System maintenance cost.
In order to realize the above-mentioned purpose of the utility model, spy uses following technical scheme：
The utility model embodiment provides a kind of mute fluid pressure drive device, including：Motor, fuel tank；Motor is set to
The inside of fuel tank, the inside of fuel tank are additionally provided with hydraulic pump, and hydraulic pump is with motor by being driven axis connection；
Hydraulic pump is also associated with hydraulic oil pipe, and the valve group module for adjusting flow is provided on hydraulic oil pipe, and valve group module is set
It puts in the outside of fuel tank；
The outside of fuel tank is also associated with the Oil-source control cabinet of control motor speed.
Power source of the motor as fluid pressure drive device, the connection with hydraulic pump are to convert electrical energy into mechanical energy, and
Hydraulic pump is driven to operate by transmission shaft afterwards, so as to which mechanical energy be made to be ultimately converted to the potential energy for hydraulic pump outlet pressure.Hydraulic pressure
Pressure potential is transferred to pressure output terminal by oil pipe, carries out the output of loading completion energy to test specimen by pressing.
The valve group module of hydraulic fluid flow rate is adjusted, is arranged on the hydraulic oil pipe outside fuel tank, passes through Oil-source control
Cabinet realizes the aperture control of valve group module the energy output size of hydraulic power unit；Control of the Oil-source control cabinet to motor speed,
The control for hydraulic pump outlet pressure can be realized indirectly, realize the control to exporting energy size.
The noise main source of hydraulic power unit and motor and hydraulic pump, as long as by the noise control of above equipment in place, it is whole
Set system is with regard to that can reach the final effect of mute driving.In the utility model, motor and hydraulic pump are arranged on fuel tank internal, are transporting
The oil-immersed type that motor pump group carries out is handled, its fortune being externally arranged can be substantially reduced full of hydraulic oil in fuel tank during row
Row noise, while the vibration of equipment is also reduced, enhance stability and the safety of equipment operation.
Further, which further includes pressure proportional control system and temperature control system, and is set to Oil-source control
The inside of cabinet.The effect of pressure proportional control system mainly carries out proportion adjustment to hydraulic pump outlet pressure, follow-up to meet
The pressure requirements of pressure output final drive.When output pressure is excessively high or too low, which can pass through regulation motor
Rotating speed carry out the outlet pressure of indirect control hydraulic pump.And the measurement parameter of temperature control system is primarily directed in hydraulic system
Hydraulic fluid temperature, when the temperature is excessively high, which can trigger interlocking, motor stopping protection system equipment.
Further, pressure proportional control system and temperature control system are connect with valve group module.By with hydraulic oil
Valve group module connection on pipe, control system and motor and valve group intermodule form complete control loop, effectively increase and are
The stability for automatically controlling and enhancing equipment operation of system.
Further, top of oil-tank is provided with the distance-transmission pressure gauge for measuring hydraulic pump outlet pressure.The work of distance-transmission pressure gauge
With being hydraulic pump outlet pressure to be monitored in real time, and pressure value is fed back to control system, to reach control system pair
The purpose of motor speed adjustment.
Further, top of oil-tank is additionally provided with the temperature element for measuring hydraulic fluid temperature in hydraulic oil pipe.Hydraulic-driven
In device, the viscosity of hydraulic oil is reduced with the raising of temperature, and hydraulic system output pressure can decline therewith, will be to equipment
Mechanical efficiency produces a very large impact, and the temperature for monitoring hydraulic oil in hydraulic system in real time is essential effective measures.
Further, distance-transmission pressure gauge is connect with pressure proportional control system.The measured value of distance-transmission pressure gauge is with electricity shape
Formula reaches the secondary meter far from measurement, and by numerical value real-time feedback control system, to realize centralized detecting and far distance controlled.
Further, temperature element is connect with temperature control system.Temperature element connects control system by lead-out wire, right
Hydraulic oil carries out thermometric and carries out temperature switch action to motor in system.
Further, the outer surface of motor and hydraulic pump is both provided with radiating fin.In the design of fluid pressure drive device
Cheng Zhong, critical issue are the installation positions of motor.Hydraulic pump can be placed into fuel tank internal, and the motor of domestic production can only be put
Into indoor or water.Hydraulic power unit and outer surface of motor in the utility model are oil-immersed type, are arranged on full of hydraulic oil
In fuel tank.The radiating fin of device outer surface effectively loss equipment can run the heat generated, ensure the steady of its long-term work
It is qualitative.
For a kind of mute fluid pressure drive device provided in the utility model, there is simple in structure, easy to operate, stabilization
The features such as property is high.The shortcomings that overcoming conventional hydraulic driving device substantially increases the operational efficiency of device, and operational safety can
By property height.
In addition to providing a kind of mute fluid pressure drive device, the present embodiment is additionally provided carries out mute hydraulic pressure using described device
The method of driving.Include the following steps：
(1) motor with hydraulic pump is connected, is placed on fuel tank internal；
(2) hydraulic pump with pressure output terminal by hydraulic oil pipe is connect, while valve group mould is set on hydraulic oil pipe
Block；
(3) it is pressure proportional control system and temperature control system is first with valve group module and distance-transmission pressure gauge and thermometric respectively
Part connects；
(4) motor, monitoring pressure in real time and temperature parameter are opened full of hydraulic oil in fuel tank.
Traditional fluid pressure drive device is generally all disposed in indoor or water, and noise is big, and needs larger installation empty
Between, by the way that motor and hydraulic pump are placed in fuel tank, the integrated level of equipment is improved, has also been beautified very on visual perception
It is more.
Further, hydraulic pump is connect, while valve is set on hydraulic oil pipe with pressure output terminal by hydraulic oil pipe
Group module.As power output device, tested for different servo loadings, required load is also different, and this requires liquid
The pressure that press pump is transmitted to pressure output terminal is also different.The aperture size of valve group module directly influences hydraulic pressure in hydraulic circuit
The flow of oil, what is characterized is exactly different output pressures.
Further, pressure proportional control system and temperature control system respectively with valve group module, distance-transmission pressure gauge and survey
Warm element connection.The purpose of the setting is the control loop formed in fluid power system, outlet pressure for hydraulic pump and
Hydraulic fluid temperature monitors in real time, and feeds back to control system, so as to be adjusted, realizes and automatically controls, and improves stable
Property.
Further, motor, monitoring pressure in real time and temperature parameter are opened full of hydraulic oil in fuel tank.It only will be electric
Machine and hydraulic pump are put into the arrangement that oil-immersed type could be realized full of the fuel tank in hydraulic oil.This not only simplifies pipeline knots
Structure, and since motor is immersed in oil, radiating condition is more preferable so that the motor volume smaller of similary power.The noise of system because
It is all soaked in the oil for motor-hydraulic pump structure, has obtained apparent weakening.
In addition, in a manner that motor, hydraulic pump are coaxially connected, in the oil, this arrangement low noise, structure are tight for whole leaching
It gathers, good appearance, greatly improves the stabilization and security performance of operation.
Description of the drawings
It in order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described.
Fig. 1 is the structure diagram of mute fluid pressure drive device in the utility model embodiment 1.
Reference numeral：
1- motors；2- hydraulic pumps；
3- fuel tanks；4- transmission shafts；
5- hydraulic oil pipes；6- valve group modules；
7- distance-transmission pressure gauges.
Specific embodiment
The embodiment of the utility model is described in detail below in conjunction with embodiment, but those skilled in the art
It will be understood that the following example is merely to illustrate the utility model, and it is not construed as limitation the scope of the utility model.Embodiment
In the person that is not specified actual conditions, the condition suggested according to normal condition or manufacturer carries out.Life is not specified in agents useful for same or instrument
Manufacturer person is produced, is the conventional products that can be obtained by commercially available purchase.
Embodiment 1
The carrying out practically process of mute fluid pressure drive device is as follows：
(1) motor 1 and hydraulic pump 2 are connected and is connected by transmission shaft 4, is placed on inside fuel tank 3；
(2) hydraulic pump 2 is connect, while set valve group on hydraulic oil pipe 5 with pressure output terminal by hydraulic oil pipe 5
Module 6, valve group module 6 are located at the outside of fuel tank 3；
(3) pressure proportional control system and temperature control system are installed in the Oil-source control cabinet of fuel tank external connection
Portion connects respectively with valve group module 6, distance-transmission pressure gauge 7 and temperature element；
(4) motor 1, monitoring pressure in real time and temperature parameter, concrete structure such as Fig. 1 are opened full of hydraulic oil in fuel tank 3
It is shown.
Embodiment 2
Pressure proportional control system and temperature control system are connect with valve group module 6, control system and motor 1 and valve group
Complete control loop is formed between module 6；3 top of fuel tank is provided with the distance-transmission pressure gauge 7 for measuring hydraulic pump outlet pressure and surveys
The temperature element of hydraulic fluid temperature in hydraulic oil pipe is measured, pressure and temperature is monitored in real time；Distance-transmission pressure gauge 7 and pressure ratio
Example control system connection, temperature element is connect with temperature control system, to realize centralized detecting and far distance controlled.In fuel tank 3
Motor 1 and the outer surface of hydraulic pump 2 are both provided with radiating fin, effectively loss equipment can run the heat generated, ensure it
The stability of long-term work.
Although illustrate and describing the utility model with specific embodiment, it will be appreciated that without departing substantially from this reality
Many other change and modification can be made in the case of novel spirit and scope.It is, therefore, intended that in appended power
Profit requirement includes belonging to all such changes and modifications in the scope of the utility model.
Claims (8)
1. a kind of mute fluid pressure drive device, which is characterized in that including：Motor, fuel tank；
The motor is set to the inside of the fuel tank, and the inside of the fuel tank is additionally provided with hydraulic pump, the hydraulic pump and institute
Motor is stated by being driven axis connection；
The hydraulic pump is also associated with hydraulic oil pipe, and the valve group module for adjusting flow, the valve are provided on the hydraulic oil pipe
Group module is arranged on the outside of the fuel tank；
The outside of the fuel tank is also associated with the Oil-source control cabinet of control motor speed.
2. the apparatus according to claim 1, which is characterized in that further include pressure proportional control system and temperature control system
System, the pressure proportional control system and the temperature control system are set to the inside of the Oil-source control cabinet.
3. the apparatus of claim 2, which is characterized in that the pressure proportional control system and temperature control system
System is connect with the valve group module.
4. device according to claim 3, which is characterized in that the top of oil-tank, which is provided with, measures hydraulic pump outlet pressure
Distance-transmission pressure gauge.
5. device according to claim 4, which is characterized in that the top of oil-tank, which is additionally provided with, measures the hydraulic oil pipe
The temperature element of interior hydraulic fluid temperature.
6. device according to claim 5, which is characterized in that the distance-transmission pressure gauge and the pressure proportional control system
Connection.
7. device according to claim 6, which is characterized in that the temperature element is connect with the temperature control system.
8. according to claim 1-7 any one of them devices, which is characterized in that the outer surface of the motor and the hydraulic pump
It is both provided with radiating fin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721386824.2U CN207583750U (en) | 2017-10-25 | 2017-10-25 | A kind of mute fluid pressure drive device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721386824.2U CN207583750U (en) | 2017-10-25 | 2017-10-25 | A kind of mute fluid pressure drive device |
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| Publication Number | Publication Date |
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| CN207583750U true CN207583750U (en) | 2018-07-06 |
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| CN201721386824.2U Active CN207583750U (en) | 2017-10-25 | 2017-10-25 | A kind of mute fluid pressure drive device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107605866A (en) * | 2017-10-25 | 2018-01-19 | 北京富力通达科技有限公司 | A kind of Jing Yin fluid pressure drive device and driving method |
-
2017
- 2017-10-25 CN CN201721386824.2U patent/CN207583750U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107605866A (en) * | 2017-10-25 | 2018-01-19 | 北京富力通达科技有限公司 | A kind of Jing Yin fluid pressure drive device and driving method |
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