CN206331645U - Hydraulic system actual training device - Google Patents
Hydraulic system actual training device Download PDFInfo
- Publication number
- CN206331645U CN206331645U CN201621173267.1U CN201621173267U CN206331645U CN 206331645 U CN206331645 U CN 206331645U CN 201621173267 U CN201621173267 U CN 201621173267U CN 206331645 U CN206331645 U CN 206331645U
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- Prior art keywords
- hydraulic
- valve
- training device
- actual training
- oil
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Abstract
The utility model discloses a kind of hydraulic system actual training device, including stand and located at the hydraulic system of the stand, the hydraulic system includes hydraulic circuit and electric control system, the hydraulic circuit includes fuel tank, dynamical element, control element and the executive component that pipeline is connected, the electric control system includes the contactor for being controlled the travel switch of its break-make by the movement travel of the hydraulic cylinder and being electrically connected with the travel switch, and the travel switch is electrically connected with the solenoid directional control valve and the pressure switch.Hydraulic circuit and electric control system by being integrated in stand by the hydraulic system actual training device that the utility model is provided, the relative complex hydraulic circuit is set to coordinate state when controlling to be embodied from the hydraulic system actual training device with the electric control system, enable student by the hydraulic system actual training device realize assembling, speed governing and fault diagnosis learning by doing, the problem of solving the indigestion of give lessons obstacle and student of teaching.
Description
Technical field
The utility model is related to experimental facilities, more particularly to a kind of hydraulic system actual training device.
Background technology
Currently, because hydraulic system plays great effect in various engineering machinery and machining equipment, respectively
School of High Profession Technology's mechanical major all pays much attention to the teaching of hydraulic module, and hydraulic and pneumatic, plant equipment hydraulic pressure are opened up one after another
The courses such as system maintenance.But based on the real work of hydraulic system each typical products in engineering machinery and machining equipment
When, transmission medium has invisibility in whole hydraulic system, causes Students ' Learning to understand relatively difficult, poor operability.
In correlation technique, hydraulic module didactics based on writing on the blackboard, PPT explanations, picture video animation, is aided with reality mostly
Hydraulic pressure key components and parts pump, cylinder, valve and motor dismounting when trampling.The hydraulic system that this teaching pattern is lectured all be it is static, two
Dimension, it is impossible to when reproducing plant equipment normal work completely in various dynamics and engineering hydraulic pressure debug, fault diagnosis etc. can not
Implement display completely, lack student and start to put into practice, learn the problems such as understanding is difficult, influence teaching efficiency, cause School of High Profession Technology
The Techniques for Machinery Students technical ability textual criticism rate that reaches a standard is low, or is engaged in post task after graduation and seriously disconnects.
Solved the above problems therefore, it is necessary to provide a kind of new hydraulic system actual training device.
Utility model content
In order to solve the above technical problems, the utility model provides a kind of hydraulic system of achievable complex hydraulic system operation
Actual training device.
The utility model provides a kind of hydraulic system actual training device, including stand and the hydraulic system located at the stand,
The hydraulic system includes the electric control system of element movement in hydraulic circuit and the control hydraulic circuit, and the hydraulic pressure is returned
Road includes fuel tank, dynamical element, control element and the executive component that pipeline is connected；
The dynamical element includes hydraulic pump and drives the motor of the hydraulic pump；
The control element is including the check valve for controlling hydraulic oil flow direction, for controlling the hydraulic oil break-make and stream
To solenoid directional control valve, for ensure the hydraulic oil in the hydraulic circuit oil pressure for preset value overflow valve, regulation liquid
Press oil the one-way speed-regulating valve in flow and direction and the pressure switch for controlling delay；
The electric control system include by the executive component movement travel control its break-make travel switch and with
The contactor of the travel switch electrical connection, the travel switch is electrically connected with the solenoid directional control valve and the pressure switch
Connect.
It is preferred that, the hydraulic circuit also includes auxiliary element, and the auxiliary element includes the mistake being connected with the fuel tank
Filter, the pressure gauge being connected with the executive component and the pipe joint for connecting the pipeline and each element.
It is preferred that, the solenoid directional control valve is two-position two-way electromagnetic directional valve, two position, three-way electromagnetic change valve or three four
Electric change valve, the overflow valve is pilot operated compound relief valve.
It is preferred that, the executive component is hydraulic cylinder.
It is preferred that, the hydraulic cylinder includes the oil filler, oil inlet and oil return opening for being opened in its upper surface, the oil filler
The filter is respectively arranged with the oil return opening.
It is preferred that, the hydraulic pump is plunger pump, and the motor is threephase asynchronous, the three-phase asynchronous electric
Machine is connected by shaft coupling with the plunger pump.
It is preferred that, the stand includes cabinet, the guidance panel located at the cabinet and the rolling below the cabinet
Wheel, the fuel tank is located at the cabinet, and the dynamical element, control element, executive component and auxiliary element are respectively arranged in institute
State on guidance panel.
Compared with correlation technique, the hydraulic system actual training device that the utility model is provided passes through hydraulic circuit and electric-controlled
The system integration processed makes the relative complex hydraulic circuit coordinate work shape when controlling with the electric control system in stand
State and operation principle can enable student to pass through the hydraulic system from real-time embodying on the hydraulic system actual training device
Actual training device realizes assembling, the learning by doing of speed governing and fault diagnosis, solve teaching give lessons obstacle and student be difficult to manage
The problem of solution, improve the manipulative ability of student.
Brief description of the drawings
The structural representation for the hydraulic system actual training device that Fig. 1 provides for the utility model；
Fig. 2 is the structural representation of hydraulic circuit shown in Fig. 1；
Fig. 3 is the structural representation of the electric control system shown in Fig. 1.
Embodiment
Below in conjunction with drawings and embodiments, the utility model is described in further detail.
Referring to Fig. 1, the structural representation of the hydraulic system actual training device provided for the utility model.The hydraulic system
Actual training device 100 include stand 1 and the hydraulic system 3 located at the stand 1, the hydraulic system 3 include hydraulic circuit 31 and
Control the electric control system 33 of each element movement in the hydraulic circuit 31.
The stand 1 includes cabinet 11, the guidance panel 13 located at the cabinet 11 and located at the lower section of cabinet 11
Roller 15.
The hydraulic system 3 provides for the slide unit power on building-block machine.The hydraulic system 3 include hydraulic circuit 31 and
Control the electric control system 33 of the element movement in the hydraulic circuit 31.
The hydraulic circuit 31 is installed on the guidance panel 13, includes fuel tank 310, the dynamical element of pipeline connection
311st, control element 313, executive component 315 and auxiliary element 317.
Referring to Fig. 2, shown in Fig. 1 hydraulic circuit structural representation.The dynamical element 311 includes hydraulic pump 3111
With the motor 3113 for driving the hydraulic pump 3111, the hydraulic pump 3111 is plunger type variable capacity pump, the motor 3113
For threephase asynchronous, the threephase asynchronous is connected by shaft coupling with the plunger pump, is the hydraulic system 3
Power is provided.
The control element 313 includes check valve 3131, two-position two-way electromagnetic directional valve 3132, two-position three-way electromagnetic commutation
Valve 3133, three-position four-way electromagnetic directional valve 3134, pilot operated compound relief valve 3135, one-way speed-regulating valve 3137 and pressure switch
3139。
For controlling, hydraulic oil is (not shown) to be flowed to the check valve 3131, including the first check valve 3131 and second is unidirectional
Valve 3131.
The two-position two-way electromagnetic directional valve 3132, the two position, three-way electromagnetic change valve 3133 and 3-position 4-way electricity
Magnetic reversal valve 3134 is used for the break-make and flow direction for controlling the running of hydraulic power oil.
The two-position two-way electromagnetic directional valve 3132 includes the first two-position two-way electromagnetic directional valve 31321 and the two or two two
Electric change valve 31323.
The pilot operated compound relief valve 3135 includes the first pilot operated compound relief valve 31351 and the second pilot operated compound relief valve 31353,
For ensureing that hydraulic oil oil pressure in the hydraulic circuit 31 is preset value.
The one-way speed-regulating valve 3137 is combined by check valve and regulating valve, including the first one-way speed-regulating valve 31371,
Two one-way speed-regulating valves 31373 and the 3rd one-way speed-regulating valve 31375, are used to adjust the hydraulic fluid flow rate and direction.
The pressure switch 3139 is used to be delayed, when the oil pressure of the hydraulic circuit 31 rises to preset value, the pressure
The commutation of power relay 3139 is in closure state.
The executive component 315 is hydraulic cylinder 3151, and 3151 points of the hydraulic cylinder is hydraulic pressure described in rod chamber and rodless cavity
Oil can enter the rodless cavity and rod chamber of the hydraulic cylinder 3151.
The auxiliary element 317 includes the filter being connected with the fuel tank 310, the pressure being connected with the hydraulic cylinder 3151
Power table and the pipe joint for connecting the pipeline and each element.
Fig. 3 is please referred to, is the structural representation of the electric control system shown in Fig. 1.The electric control system 33
Including travel switch (not shown), regular tap (not shown) and contactor.The travel switch is included by the hydraulic cylinder
3151 movement travel controls the first travel switch SQ1 and the second travel switch SQ2 of break-make, and the regular tap includes being used for
The first regular tap SB2 of the connecting and disconnecting of the circuit of the electric control system 33, the second regular tap SB1 and the 3rd is controlled commonly to open
Close SB3, it is the first travel switch SQ1, the second travel switch SQ2, the first regular tap SB2, described second general
Open up the contactor KM for closing SB1 and the 3rd regular tap SB3 electrical connections.
The operation principle of the hydraulic system 3 includes the F.F. of hydraulic cylinder 3151, a work is entered, two works are entered, stopped, rewind and original
Position stops, and specific step is as follows：
The first regular tap SB2 is pressed, the electric control system 33 is powered, the F.F. of hydraulic circuit 31 is entered
Oil circuit is：The hydraulic pump 3111 pumps the hydraulic oil from the fuel tank 310 and is delivered to first one-way speed-regulating valve
31371, the hydraulic oil flows to B mouthfuls to first check valve 3131, institute from the A mouths of first one-way speed-regulating valve 31371
The 1YA for stating three-position four-way electromagnetic directional valve 3134 is powered, and the hydraulic oil is from P mouthfuls to A mouthfuls through the first bi-bit bi-pass electromagnetism
Reversal valve 31321 enters the rodless cavity of the hydraulic cylinder 3151.
The oil return line of the F.F. of hydraulic circuit 31：Hydraulic oil in the rod chamber of the hydraulic cylinder 3151 is through three
The B mouths of four-way electromagnetic reversing valve 3134 are to T mouthfuls, then flow to the first bi-bit bi-pass electromagnetism through second check valve 3131 and change
To valve 31321, the hydraulic oil enters the rodless cavity.
Now, the guide rod of the hydraulic cylinder 3151 travels forward, and the first travel switch SQ1 is obtained electric closure.
The in-line that the work of hydraulic circuit 31 1 is entered：The hydraulic pump 3111 pumps the hydraulic pressure from the fuel tank 310
Oil is delivered to first one-way speed-regulating valve 31371, and the hydraulic oil flows to B from the A mouths of first one-way speed-regulating valve 31371
Mouthful to first check valve 3131, the 1YA of the three-position four-way electromagnetic directional valve 3134 is powered, and the hydraulic oil is from described three
The P mouths of position four-way electromagnetic reversing valve 3134 are to A mouthfuls through second one-way speed-regulating valve 31373, now, first bi-bit bi-pass
The 3YA of solenoid directional control valve 31321 is powered, and is closed first two-position two-way electromagnetic directional valve 31321, makes described
Hydraulic oil is by second two-position two-way electromagnetic directional valve 31323 to the rodless cavity.
The oil return line that the work of hydraulic circuit 31 1 is entered：Hydraulic oil in the rod chamber of the hydraulic cylinder 3151 is through three
The B mouths of position four-way electromagnetic reversing valve 3134 are to T mouthfuls, then through the pilot-operated type of two position, three-way electromagnetic change valve 3133 to the second overflow
Valve 31353, the hydraulic oil enters the fuel tank 310.
Now, the guide rod of the hydraulic cylinder 3151, which travels forward, makes the second travel switch SQ2 obtain electric closure.
The in-line that the work of hydraulic circuit 31 2 is entered：The hydraulic pump 3111 pumps the hydraulic pressure from the fuel tank 310
Oil is delivered to first one-way speed-regulating valve 31371, and the hydraulic oil flows to B from the A mouths of first one-way speed-regulating valve 31371
Mouthful, the 1YA of the three-position four-way electromagnetic directional valve 3134 obtains electric, and the hydraulic oil flows through the described second unidirectional tune from P mouthfuls to A mouthfuls
Fast valve 31373, now, the 3YA of first two-position two-way electromagnetic directional valve 31321 obtain electric, the second bi-bit bi-pass electromagnetism
The 4YA of reversal valve 31323 obtains electric, makes first two-position two-way electromagnetic directional valve 31321 and the second bi-bit bi-pass electromagnetism
Reversal valve 31323 is closed, and the hydraulic oil is by the 3rd one-way speed-regulating valve 31375 to the rodless cavity.
The oil return line that the work of hydraulic circuit 31 2 is entered：Hydraulic oil in the rod chamber of the hydraulic cylinder 3151 is through three
The B mouths of position four-way electromagnetic reversing valve 3134 are to T mouthfuls, then through the pilot-operated type of two position, three-way electromagnetic change valve 3133 to the second overflow
Valve 31353, the hydraulic oil enters the fuel tank 310.
The hydraulic circuit 31 is stopped：The hydraulic cylinder 3151 is encountered after backstop iron, the oil pressure liter of the hydraulic circuit 31
Height arrives the preset value of the pressure switch 3139, and the action of pressure switch 3139 closes electric, realizes the hydraulic cylinder
3151 encounter stop after the stop block.
The in-line of the rewind of hydraulic circuit 31：The 2YA of the three-position four-way electromagnetic directional valve 3134 obtains electric commutation, institute
State hydraulic pump 3111 and pump the hydraulic oil from the fuel tank 310 and be delivered to first one-way speed-regulating valve 31371, the hydraulic pressure
The oily P mouths through first check valve 3131 to the three-position four-way electromagnetic directional valve 3134 are to B mouthfuls, then flow to described and have bar
Chamber.
The oil return line of the rewind of hydraulic circuit 31：Hydraulic oil warp in the rodless cavity of the hydraulic cylinder 3151
The B mouths of 3rd one-way speed-regulating valve 31375 are to A mouthfuls, then B mouths through second one-way speed-regulating valve 31373 are to A mouthfuls, described
The A mouths of three-position four-way electromagnetic directional valve 3134 are to T mouthfuls, now, and the 5YA of the two position, three-way electromagnetic change valve 3133, which is powered, to be changed
Fuel tank 310 is flow to, P mouth of the hydraulic oil through the two position, three-way electromagnetic change valve 3133 to B mouthfuls.
It is in situ that the guide rod of hydraulic cylinder 3151 drives the slide unit to return, and presses the 3rd regular tap SB3.
The original position stop of hydraulic circuit 31：The three-position four-way electromagnetic directional valve 3134, the first bi-bit bi-pass electromagnetism are changed
Powered off to valve 31321, the second bi-bit bi-pass reversal valve, the two position, three-way electromagnetic change valve 3133, described three four
Electric change valve 3134 is off.The hydraulic oil that the hydraulic pump 3111 is exported overflows through first pilot-operated type
Stream valve 31351 flows back to the fuel tank 310.
Compared with correlation technique, the hydraulic system actual training device 100 that the utility model is provided by hydraulic circuit 31 and
Electric control system 33 is integrated in stand 1, the relative complex hydraulic circuit 31 is coordinated with the electric control system 33
Working condition and operation principle during control can enable student from real-time embodying on the hydraulic system actual training device 100
The learning by doing of assembling, speed governing and fault diagnosis is enough realized by the hydraulic system actual training device 100, awarding for teaching is solved
The problem of class obstacle and the indigestion of student, improve the manipulative ability of student.
Embodiment of the present utility model is the foregoing is only, the scope of the claims of the present utility model is not thereby limited, it is every
The equivalent structure or equivalent flow conversion made using the utility model specification and accompanying drawing content, or be directly or indirectly used in
Other related technical fields, are similarly included in scope of patent protection of the present utility model.
Claims (7)
1. a kind of hydraulic system actual training device, including stand and the hydraulic system located at the stand, it is characterised in that the liquid
Pressure system includes the electric control system of element movement in hydraulic circuit and the control hydraulic circuit, and the hydraulic circuit includes
Fuel tank, dynamical element, control element and the executive component of pipeline connection；
The dynamical element includes hydraulic pump and drives the motor of the hydraulic pump；
Check valve that the control element includes being used for controlling hydraulic oil to flow to, for controlling the hydraulic oil break-make and flow direction
Solenoid directional control valve, for ensure the hydraulic oil in the hydraulic circuit oil pressure for preset value overflow valve, regulation hydraulic oil
The one-way speed-regulating valve in flow and direction and the pressure switch for controlling delay；
The electric control system include by the executive component movement travel control its break-make travel switch and with it is described
The contactor of travel switch electrical connection, the travel switch is electrically connected with the solenoid directional control valve and the pressure switch.
2. hydraulic system actual training device according to claim 1, it is characterised in that the hydraulic circuit also includes auxiliary member
Part, the auxiliary element is including the filter being connected with the fuel tank, the pressure gauge being connected with the executive component and for even
Connect the pipe joint of the pipeline and each element.
3. hydraulic system actual training device according to claim 1, it is characterised in that the solenoid directional control valve is bi-bit bi-pass
Solenoid directional control valve, two position, three-way electromagnetic change valve or three-position four-way electromagnetic directional valve, the overflow valve are pilot operated compound relief valve.
4. hydraulic system actual training device according to claim 2, it is characterised in that the executive component is hydraulic cylinder.
5. hydraulic system actual training device according to claim 4, it is characterised in that the hydraulic cylinder includes being opened in thereon
Oil filler, oil inlet and the oil return opening on surface, the oil filler and the oil return opening are respectively arranged with the filter.
6. hydraulic system actual training device according to claim 1, it is characterised in that the hydraulic pump is plunger pump, described
Motor is threephase asynchronous, and the threephase asynchronous is connected by shaft coupling with the plunger pump.
7. hydraulic system actual training device according to claim 2, it is characterised in that the stand includes cabinet, located at institute
The guidance panel and the roller below the cabinet of cabinet are stated, the fuel tank is located at the cabinet, the dynamical element, control
Element processed, executive component and auxiliary element are respectively arranged on the guidance panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621173267.1U CN206331645U (en) | 2016-11-02 | 2016-11-02 | Hydraulic system actual training device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621173267.1U CN206331645U (en) | 2016-11-02 | 2016-11-02 | Hydraulic system actual training device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206331645U true CN206331645U (en) | 2017-07-14 |
Family
ID=59286111
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621173267.1U Expired - Fee Related CN206331645U (en) | 2016-11-02 | 2016-11-02 | Hydraulic system actual training device |
Country Status (1)
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| CN (1) | CN206331645U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107272588A (en) * | 2017-07-28 | 2017-10-20 | 津上精密机床（浙江）有限公司 | A kind of air transport rotary device |
| CN107481611A (en) * | 2017-09-13 | 2017-12-15 | 中国人民解放军陆军装甲兵学院 | The hydraulic system teaching aid that can be improved the quality of teaching |
| CN109192046A (en) * | 2018-09-28 | 2019-01-11 | 西北工业大学 | A kind of hydraulic circuit comprehensive experiment table Internet-based |
| CN109300356A (en) * | 2018-11-16 | 2019-02-01 | 红河学院 | A kind of engineering machinery hydraulic experimental provision and experience system |
| CN110211478A (en) * | 2019-04-24 | 2019-09-06 | 中广核核电运营有限公司 | A kind of hydraulic testing apparatus and test method |
| CN110675722A (en) * | 2019-10-17 | 2020-01-10 | 四川华能宝兴河水电有限责任公司 | Teaching is with small-size hydraulic hoist experimental apparatus |
-
2016
- 2016-11-02 CN CN201621173267.1U patent/CN206331645U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107272588A (en) * | 2017-07-28 | 2017-10-20 | 津上精密机床（浙江）有限公司 | A kind of air transport rotary device |
| CN107481611A (en) * | 2017-09-13 | 2017-12-15 | 中国人民解放军陆军装甲兵学院 | The hydraulic system teaching aid that can be improved the quality of teaching |
| CN109192046A (en) * | 2018-09-28 | 2019-01-11 | 西北工业大学 | A kind of hydraulic circuit comprehensive experiment table Internet-based |
| CN109300356A (en) * | 2018-11-16 | 2019-02-01 | 红河学院 | A kind of engineering machinery hydraulic experimental provision and experience system |
| CN110211478A (en) * | 2019-04-24 | 2019-09-06 | 中广核核电运营有限公司 | A kind of hydraulic testing apparatus and test method |
| CN110211478B (en) * | 2019-04-24 | 2021-08-27 | 中广核核电运营有限公司 | Hydraulic test device and test method |
| CN110675722A (en) * | 2019-10-17 | 2020-01-10 | 四川华能宝兴河水电有限责任公司 | Teaching is with small-size hydraulic hoist experimental apparatus |
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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: 20170714 Termination date: 20181102 |
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| CF01 | Termination of patent right due to non-payment of annual fee |