CN201804489U - Hydraulic teaching experiment table - Google Patents
Hydraulic teaching experiment table Download PDFInfo
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- CN201804489U CN201804489U CN2010202399795U CN201020239979U CN201804489U CN 201804489 U CN201804489 U CN 201804489U CN 2010202399795 U CN2010202399795 U CN 2010202399795U CN 201020239979 U CN201020239979 U CN 201020239979U CN 201804489 U CN201804489 U CN 201804489U
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Abstract
A hydraulic teaching experiment table comprises an experiment table rack and an electric control system, wherein a hydraulic pump, hydraulic valves, hydraulic oil cylinders and necessary accessories are mounted on the experiment table rack; a hydraulic valve mounting screen is arranged on the experiment table rack; numerous different types of hydraulic valves are mounted on the hydraulic valve mounting screen; the hydraulic oil cylinders are a horizontal oil cylinder and a vertical oil cylinder; a transparent hydraulic oil tank is fixed on the experiment table rack; and all components on the experiment table rack can be connected with a pipeline through joints in different combination manners. In the hydraulic teaching experiment table, main hydraulic components are mounted on the experiment table rack; through the conduction of different pointed experiments on the experiment table, the foundational knowledge about dynamics are known, the basic structures and the working principles of a hydraulic oil pump, the hydraulic oil cylinder, the hydraulic valves and the hydraulic accessories are understood, and the basic working principles and the basic operating characteristics of common circuits of a hydraulic system are mastered.
Description
Technical field
The utility model relates to a kind of experimental teaching unit, mainly is to carry out functional trial, simultaneously can form the hydraulic pressure teaching experimental base of typical control loop easily at various Hydraulic Elements.
Background technology
At present, along with the improving constantly and popularizing of hydraulic technique and hydraulic product, the application proportion of hydraulic system in every profession and trade is increasing, therefore the hydraulic technique talent has been had more and higher requirement.Traditional form of teaching mainly depends on knowwhy and the several simple model on the textbook.Dull in content, be difficult for to understand, and the learner can not start to participate in design and operation, be difficult to reach the basic teaching and the vocational training requirement of hydraulic transmission technology.
Summary of the invention
The utility model has designed a kind of hydraulic pressure teaching experimental base at above-mentioned the problems of the prior art, has solved existing teaching mode and can not embody dynamic teaching, the deficiency that waits dull in content.Hydraulic pressure teaching experimental base of the present utility model is mixed special-purpose control panel, can carry out multiple teaching and experimental demonstration.
A kind of hydraulic pressure teaching experimental base, form by experimental stand and electric-control system, hydraulic pump, hydraulic valve, hydraulic jack and auxiliary are installed on experimental stand, it is characterized in that experimental stand is provided with hydraulic valve screen is installed, install on the screen at hydraulic valve hydraulic valve is housed; Described oil pressure oil cylinder comprises a horizontal oil cylinder and a vertical cylinder; Be fixed with a transparent hydraulic reservoir on experimental stand, each parts on the described experimental stand can be connected with pipeline by joint.
Described hydraulic pressure teaching experimental base is characterized in that the jointing that described hydraulic valve installation screen is gone up each hydraulic valve all places installation screen back.
Described hydraulic pressure teaching experimental base is characterized in that the two ends of horizontal oil cylinder are furnished with the end stroke switch, disposes load weight and rotary encoder on the vertical cylinder.
Described hydraulic pressure teaching experimental base, hydraulic pump wherein adopts limited pressure variable vane pump.
Hydraulic pressure teaching experimental base of the present utility model, each main hydraulic pressure components and parts is installed on the experimental stand, by on experiment table, doing different experiments targetedly, understand hydromechanical rudimentary knowledge, understand the basic structure and the principle of work of hydraulic pump, hydraulic jack, hydraulic valve and hydraulic pressure auxiliary.Grasp the basic functional principle in hydraulic system loop commonly used and the primary operating characteristics in hydraulic system loop commonly used.Understand the principle of work of typical hydraulic system, grasp the basic skills of analytic liquid pressing system.It is simple in structure, and cost of manufacture is low, has extensive applicability.
Description of drawings
Fig. 1 is a test-bed outside drawing of the present utility model
Fig. 2 is the top view of test-bed outside drawing of the present utility model
Fig. 3 is an electric-control system outside drawing of the present utility model
Fig. 4 is a hydraulic schematic diagram of the present utility model
Fig. 5 is the hydraulic schematic diagram of experimental loop example of the present utility model
The horizontal oil cylinder 3-of 1-counterweight 2-vertical cylinder 4-hydraulic valve 5-hydraulic valve is installed screen 6-fuel tank 7-universal caster wheel 8-oil return oil filter 9-thermometer 10-fluid level controller 11-air cleaner 12-magnetic filter stick 13-hydraulic pump 14-Oil pump electrical machinery 15-travel switch 16-electric heater 17-action button 18-glass door 19-electrical control cubicles castor 20-electrical control cubicles cabinet among Fig. 1
Embodiment
Below in conjunction with accompanying drawing the utility model is described in detail.
Shown in Figure 1, hydraulic pressure teaching experimental base of the present utility model has an experimental stand, has a hydraulic valve that screen 5 is installed on described experimental stand, the installation screen upward is equipped with various dissimilar hydraulic valves 4 by rebound and supplies the learner to start to test, and also makes things convenient for explanation and observation.Experimental stand is provided with horizontal and vertical two oil cylinders, the dissimilar control loop of convenient composition, the two ends of wherein horizontal oil cylinder 2 are separately installed with travel switch 15,3 configuration load counterweights 1 of vertical cylinder and rotary encoder, they can constitute the complete hydraulic control circuit of a cover in conjunction with electric-control system.Fuel tank 6 adopts transparent casing, and illuminating lamp is equipped with in inside, makes things convenient for student and the experimenter observation to fuel tank internal fluid flow state.The stand back side that is connected to of fluid pressure line connects, and makes the stand outward appearance neat, attractive in appearance.Hydraulic pump 13 has adopted limited pressure low noise variable vane pump, so overall operation noise, vibration and the temperature rise ratio of stand are less, and suitable indoor layout.Universal caster wheel 7 is equipped with in simultaneously whole stand bottom, makes things convenient for the indoor layout of stand.Experimental loop can adopt the polyurethane high-pressure rubber pipe of band rapid-acting coupling to carry out according to different pilot projects, connects convenient disassembly, quick.
On experimental stand, also be provided with oil return oil filter 8, experiment such as thermometer 9, fluid level controller 10, air cleaner 11, Oil pump electrical machinery 14 and electric heater 16 servicing unit.
The connection hydraulic fluid port of hydraulic valve 4 is drawn from the screen back side is installed, and uses hydraulic quick coupler to be connected with sebific duct.In the practical application,, design different hydraulic circuits targetedly, material object is overlapped on experiment table according to designing requirement then according to different training contentss.Can carry out special experiment at every kind of different function and characteristic of hydraulic valve in the concrete experimentation, with the principle of work and the application function of understanding various hydraulic valves in depth.Secondly, utilize this experiment table can also form multiple typical case commonly used in the hydraulic system and use loop, the characteristics of understanding different circuit and the application scenario that can be perfectly clear by experiment.Electric-control system can be finished each also can be write different PLC programmings and realize control automatically at different circuit with the point-to-point control of electric device in the system by all kinds of buttons, knob on the operation control panel as the control module of experiment table.
In example shown in Figure 5, the hydraulic pressure delivery side of pump is connected with the import (A5) of retaining valve, connects tensimeter simultaneously, is used for observing system pressure.The outlet of retaining valve is connected with the pressure hydraulic fluid port (P6) of surplus valve and the P mouth (P1) of solenoid directional control valve simultaneously, and the A1 of solenoid directional control valve, B1 mouth are connected with two hydraulic fluid port A16, B16 of horizontal oil cylinder respectively.
The T mouth of solenoid directional control valve is connected with the oil return opening (T6) of surplus valve and the inlet (T) of oil return oil filter simultaneously, all connection positions all interconnect by hydraulic quick coupler and high-pressure hose on each hydraulic valve hydraulic fluid port of the back side, like this, just constitute a simple experimental loop.Can grasp the basic functional principle and the function of retaining valve, surplus valve and solenoid directional control valve by the experiment in this loop.Can realize by the control knob on the electric-control system guidance panel during manual operation, also can gather the signal of travel switch simultaneously, under programmed control, realize automatically moving back and forth of oil cylinder
Electric-control system shown in Figure 3 has a transparent glass door 18 in electrical control cubicles cabinet 20 fronts, sees through glass door 18 and can see inner all electric controling elements, and glass door is installed all kinds of action buttons 17.In the cabinet bottom electrical control cubicles castor 19 is arranged, make things convenient for the indoor layout of electrical control cubicles and move.The electric-control system of hydraulic pressure teaching experimental base is made up of with proportional amplifier and direct supply PLC and low tension switch control element, proportioning valve, can realize PLC control, two kinds of control modes of on-off circuit control, is more suitable in the needs of modern electromechanical integration teaching.Adopt aviation plug to be connected easily and efficiently and to separate between electrical control cubicles and the experimental stand.
Claims (4)
1. hydraulic pressure teaching experimental base, form by experimental stand and electric-control system, hydraulic pump (13), hydraulic valve (4), hydraulic jack and auxiliary are installed on experimental stand, it is characterized in that experimental stand is provided with hydraulic valve screen (5) is installed, install on the screen (5) at hydraulic valve hydraulic valve (4) is housed; Described oil pressure oil cylinder comprises a horizontal oil cylinder (2) and a vertical cylinder (3); Be fixed with a transparent hydraulic reservoir (6) on experimental stand, each parts on the described experimental stand can be connected with pipeline by joint.
2. according to the hydraulic pressure teaching experimental base of claim 1, it is characterized in that described hydraulic valve installs screen (5) and go up the jointing of each hydraulic valve (4) and all place the screen back is installed.
3. according to the hydraulic pressure teaching experimental base of claim 1, it is characterized in that the two ends of horizontal oil cylinder (2) are furnished with end stroke switch (15), vertical cylinder disposes load weight and rotary encoder on (3).
4. according to claim 1,2 or 3 described hydraulic pressure teaching experimental bases, it is characterized in that described hydraulic pump adopts limited pressure variable vane pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202399795U CN201804489U (en) | 2009-12-06 | 2010-06-29 | Hydraulic teaching experiment table |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910117666 | 2009-12-06 | ||
| CN200910117666.4 | 2009-12-06 | ||
| CN2010202399795U CN201804489U (en) | 2009-12-06 | 2010-06-29 | Hydraulic teaching experiment table |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201804489U true CN201804489U (en) | 2011-04-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202399795U Expired - Fee Related CN201804489U (en) | 2009-12-06 | 2010-06-29 | Hydraulic teaching experiment table |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201804489U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104200741A (en) * | 2014-09-12 | 2014-12-10 | 唐山学院 | Demonstration device of operating principle of hydraulic system |
| CN104299503A (en) * | 2014-08-12 | 2015-01-21 | 北京理工大学 | Heavy object loading hydraulic transmission experiment teaching system and experiment method thereof |
| CN105679157A (en) * | 2016-04-11 | 2016-06-15 | 山东莱茵科技设备有限公司 | Hydraulic teaching practical-training platform based on Germany VDE and BIBB standards |
| CN106762987A (en) * | 2017-01-26 | 2017-05-31 | 中国人民解放军装甲兵技术学院 | A kind of hydraulic system of engineering vehicle combined training platform |
| CN107991026A (en) * | 2017-12-20 | 2018-05-04 | 马鞍山市恒永利机械科技有限公司 | A kind of hydraulic cylinder spillage test device |
| CN108105205A (en) * | 2017-12-20 | 2018-06-01 | 马鞍山市恒永利机械科技有限公司 | A kind of combined machine hydraulic cylinder test platform |
| CN108132126A (en) * | 2017-12-20 | 2018-06-08 | 马鞍山市恒永利机械科技有限公司 | A kind of combined machine hydraulic cylinder spillage test method |
| CN109192046A (en) * | 2018-09-28 | 2019-01-11 | 西北工业大学 | A kind of hydraulic circuit comprehensive experiment table Internet-based |
| 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 |
| CN110889988A (en) * | 2019-10-30 | 2020-03-17 | 深圳风向标教育资源股份有限公司 | Real case of instructing of vehicle data acquisition and control |
-
2010
- 2010-06-29 CN CN2010202399795U patent/CN201804489U/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104299503B (en) * | 2014-08-12 | 2017-03-29 | 北京理工大学 | A kind of weight loading Pattern of Hydraulic Experiment Teaching system and its experimental technique |
| CN104299503A (en) * | 2014-08-12 | 2015-01-21 | 北京理工大学 | Heavy object loading hydraulic transmission experiment teaching system and experiment method thereof |
| CN104200741A (en) * | 2014-09-12 | 2014-12-10 | 唐山学院 | Demonstration device of operating principle of hydraulic system |
| CN104200741B (en) * | 2014-09-12 | 2016-10-19 | 唐山学院 | A kind of hydraulic work system presentation device of theory |
| CN105679157B (en) * | 2016-04-11 | 2018-11-30 | 山东莱茵科技设备有限公司 | Hydraulic practice teaching table based on German VDE and BIBB standard |
| CN105679157A (en) * | 2016-04-11 | 2016-06-15 | 山东莱茵科技设备有限公司 | Hydraulic teaching practical-training platform based on Germany VDE and BIBB standards |
| CN106762987A (en) * | 2017-01-26 | 2017-05-31 | 中国人民解放军装甲兵技术学院 | A kind of hydraulic system of engineering vehicle combined training platform |
| CN107991026A (en) * | 2017-12-20 | 2018-05-04 | 马鞍山市恒永利机械科技有限公司 | A kind of hydraulic cylinder spillage test device |
| CN108105205A (en) * | 2017-12-20 | 2018-06-01 | 马鞍山市恒永利机械科技有限公司 | A kind of combined machine hydraulic cylinder test platform |
| CN108132126A (en) * | 2017-12-20 | 2018-06-08 | 马鞍山市恒永利机械科技有限公司 | A kind of combined machine hydraulic cylinder spillage test method |
| CN109192046A (en) * | 2018-09-28 | 2019-01-11 | 西北工业大学 | A kind of hydraulic circuit comprehensive experiment table Internet-based |
| 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 |
| CN110889988A (en) * | 2019-10-30 | 2020-03-17 | 深圳风向标教育资源股份有限公司 | Real case of instructing of vehicle data acquisition and control |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110420 Termination date: 20130629 |